/*!
 * jQuery JavaScript Library v1.10.2
 * http://jquery.com/
 *
 * Includes Sizzle.js
 * http://sizzlejs.com/
 *
 * Copyright 2005, 2013 jQuery Foundation, Inc. and other contributors
 * Released under the MIT license
 * http://jquery.org/license
 *
 * Date: 2013-07-03T13:48Z
 */

(function (window, undefined) {

// Can't do this because several apps including ASP.NET trace
// the stack via arguments.caller.callee and Firefox dies if
// you try to trace through "use strict" call chains. (#13335)
// Support: Firefox 18+
//"use strict";
var
  // The deferred used on DOM ready
  readyList,

  // A central reference to the root jQuery(document)
  rootjQuery,

  // Support: IE<10
  // For `typeof xmlNode.method` instead of `xmlNode.method !== undefined`
  core_strundefined = typeof undefined,

  // Use the correct document accordingly with window argument (sandbox)
  location = window.location,
  document = window.document,
  docElem = document.documentElement,

  // Map over jQuery in case of overwrite
  _jQuery = window.jQuery,

  // Map over the $ in case of overwrite
  _$ = window.$,

  // [[Class]] -> type pairs
  class2type = {},

  // List of deleted data cache ids, so we can reuse them
  core_deletedIds = [],

  core_version = "1.10.2",

  // Save a reference to some core methods
  core_concat = core_deletedIds.concat,
  core_push = core_deletedIds.push,
  core_slice = core_deletedIds.slice,
  core_indexOf = core_deletedIds.indexOf,
  core_toString = class2type.toString,
  core_hasOwn = class2type.hasOwnProperty,
  core_trim = core_version.trim,

  // Define a local copy of jQuery
  jQuery = function( selector, context ) {
    // The jQuery object is actually just the init constructor 'enhanced'
    return new jQuery.fn.init( selector, context, rootjQuery );
  },

  // Used for matching numbers
  core_pnum = /[+\-]?(?:\d*\.|)\d+(?:[eE][+\-]?\d+|)/.source,

  // Used for splitting on whitespace
  core_rnotwhite = /\S+/g,

  // Make sure we trim BOM and NBSP (here's looking at you, Safari 5.0 and IE)
  rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g,

  // A simple way to check for HTML strings
  // Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
  // Strict HTML recognition (#11290: must start with <)
  rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w\-]*))$/,

  // Match a standalone tag
  rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>|)$/,

  // JSON RegExp
  rvalidchars = /^[\],:{}\s]*$/,
  rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g,
  rvalidescape = /\\(?:["\\\/bfnrt]|u[\da-fA-F]{4})/g,
  rvalidtokens = /"[^"\\\r\n]*"|true|false|null|-?(?:\d+\.|)\d+(?:[eE][+-]?\d+|)/g,

  // Matches dashed string for camelizing
  rmsPrefix = /^-ms-/,
  rdashAlpha = /-([\da-z])/gi,

  // Used by jQuery.camelCase as callback to replace()
  fcamelCase = function (all, letter) {
    return letter.toUpperCase();
  },

  // The ready event handler
  completed = function (event) {

    // readyState === "complete" is good enough for us to call the dom ready in oldIE
    if ( document.addEventListener || event.type === "load" || document.readyState === "complete" ) {
      detach();
      jQuery.ready();
    }
  },
  // Clean-up method for dom ready events
  detach = function() {
    if ( document.addEventListener ) {
      document.removeEventListener( "DOMContentLoaded", completed, false );
      window.removeEventListener( "load", completed, false );

    } else {
      document.detachEvent( "onreadystatechange", completed );
      window.detachEvent( "onload", completed );
    }
  };

jQuery.fn = jQuery.prototype = {
  // The current version of jQuery being used
  jquery: core_version,

  constructor: jQuery,
  init: function( selector, context, rootjQuery ) {
    var match, elem;

    // HANDLE: $(""), $(null), $(undefined), $(false)
    if ( !selector ) {
      return this;
    }

    // Handle HTML strings
    if ( typeof selector === "string" ) {
      if ( selector.charAt(0) === "<" && selector.charAt( selector.length - 1 ) === ">" && selector.length >= 3 ) {
        // Assume that strings that start and end with <> are HTML and skip the regex check
        match = [ null, selector, null ];

      } else {
        match = rquickExpr.exec( selector );
      }

      // Match html or make sure no context is specified for #id
      if ( match && (match[1] || !context) ) {

        // HANDLE: $(html) -> $(array)
        if ( match[1] ) {
          context = context instanceof jQuery ? context[0] : context;

          // scripts is true for back-compat
          jQuery.merge( this, jQuery.parseHTML(
            match[1],
            context && context.nodeType ? context.ownerDocument || context : document,
            true
          ) );

          // HANDLE: $(html, props)
          if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) {
            for ( match in context ) {
              // Properties of context are called as methods if possible
              if ( jQuery.isFunction( this[ match ] ) ) {
                this[ match ]( context[ match ] );

              // ...and otherwise set as attributes
              } else {
                this.attr( match, context[ match ] );
              }
            }
          }

          return this;

        // HANDLE: $(#id)
        } else {
          elem = document.getElementById( match[2] );

          // Check parentNode to catch when Blackberry 4.6 returns
          // nodes that are no longer in the document #6963
          if ( elem && elem.parentNode ) {
            // Handle the case where IE and Opera return items
            // by name instead of ID
            if ( elem.id !== match[2] ) {
              return rootjQuery.find( selector );
            }

            // Otherwise, we inject the element directly into the jQuery object
            this.length = 1;
            this[0] = elem;
          }

          this.context = document;
          this.selector = selector;
          return this;
        }

      // HANDLE: $(expr, $(...))
      } else if ( !context || context.jquery ) {
        return ( context || rootjQuery ).find( selector );

      // HANDLE: $(expr, context)
      // (which is just equivalent to: $(context).find(expr)
      } else {
        return this.constructor( context ).find( selector );
      }

    // HANDLE: $(DOMElement)
    } else if ( selector.nodeType ) {
      this.context = this[0] = selector;
      this.length = 1;
      return this;

    // HANDLE: $(function)
    // Shortcut for document ready
    } else if ( jQuery.isFunction( selector ) ) {
      return rootjQuery.ready( selector );
    }

    if ( selector.selector !== undefined ) {
      this.selector = selector.selector;
      this.context = selector.context;
    }

    return jQuery.makeArray( selector, this );
  },

  // Start with an empty selector
  selector: "",

  // The default length of a jQuery object is 0
  length: 0,

  toArray: function() {
    return core_slice.call( this );
  },

  // Get the Nth element in the matched element set OR
  // Get the whole matched element set as a clean array
  get: function( num ) {
    return num == null ?

      // Return a 'clean' array
      this.toArray() :

      // Return just the object
      ( num < 0 ? this[ this.length + num ] : this[ num ] );
  },

  // Take an array of elements and push it onto the stack
  // (returning the new matched element set)
  pushStack: function( elems ) {

    // Build a new jQuery matched element set
    var ret = jQuery.merge( this.constructor(), elems );

    // Add the old object onto the stack (as a reference)
    ret.prevObject = this;
    ret.context = this.context;

    // Return the newly-formed element set
    return ret;
  },

  // Execute a callback for every element in the matched set.
  // (You can seed the arguments with an array of args, but this is
  // only used internally.)
  each: function( callback, args ) {
    return jQuery.each( this, callback, args );
  },

  ready: function( fn ) {
    // Add the callback
    jQuery.ready.promise().done( fn );

    return this;
  },

  slice: function() {
    return this.pushStack( core_slice.apply( this, arguments ) );
  },

  first: function() {
    return this.eq( 0 );
  },

  last: function() {
    return this.eq( -1 );
  },

  eq: function( i ) {
    var len = this.length,
      j = +i + ( i < 0 ? len : 0 );
    return this.pushStack( j >= 0 && j < len ? [ this[j] ] : [] );
  },

  map: function( callback ) {
    return this.pushStack( jQuery.map(this, function( elem, i ) {
      return callback.call( elem, i, elem );
    }));
  },

  end: function() {
    return this.prevObject || this.constructor(null);
  },

  // For internal use only.
  // Behaves like an Array's method, not like a jQuery method.
  push: core_push,
  sort: [].sort,
  splice: [].splice
};

// Give the init function the jQuery prototype for later instantiation
jQuery.fn.init.prototype = jQuery.fn;

jQuery.extend = jQuery.fn.extend = function() {
  var src, copyIsArray, copy, name, options, clone,
    target = arguments[0] || {},
    i = 1,
    length = arguments.length,
    deep = false;

  // Handle a deep copy situation
  if ( typeof target === "boolean" ) {
    deep = target;
    target = arguments[1] || {};
    // skip the boolean and the target
    i = 2;
  }

  // Handle case when target is a string or something (possible in deep copy)
  if ( typeof target !== "object" && !jQuery.isFunction(target) ) {
    target = {};
  }

  // extend jQuery itself if only one argument is passed
  if ( length === i ) {
    target = this;
    --i;
  }

  for ( ; i < length; i++ ) {
    // Only deal with non-null/undefined values
    if ( (options = arguments[ i ]) != null ) {
      // Extend the base object
      for ( name in options ) {
        src = target[ name ];
        copy = options[ name ];

        // Prevent never-ending loop
        if ( target === copy ) {
          continue;
        }

        // Recurse if we're merging plain objects or arrays
        if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) {
          if ( copyIsArray ) {
            copyIsArray = false;
            clone = src && jQuery.isArray(src) ? src : [];

          } else {
            clone = src && jQuery.isPlainObject(src) ? src : {};
          }

          // Never move original objects, clone them
          target[ name ] = jQuery.extend( deep, clone, copy );

        // Don't bring in undefined values
        } else if ( copy !== undefined ) {
          target[ name ] = copy;
        }
      }
    }
  }

  // Return the modified object
  return target;
};

jQuery.extend({
  // Unique for each copy of jQuery on the page
  // Non-digits removed to match rinlinejQuery
  expando: "jQuery" + ( core_version + Math.random() ).replace( /\D/g, "" ),

  noConflict: function( deep ) {
    if ( window.$ === jQuery ) {
      window.$ = _$;
    }

    if ( deep && window.jQuery === jQuery ) {
      window.jQuery = _jQuery;
    }

    return jQuery;
  },

  // Is the DOM ready to be used? Set to true once it occurs.
  isReady: false,

  // A counter to track how many items to wait for before
  // the ready event fires. See #6781
  readyWait: 1,

  // Hold (or release) the ready event
  holdReady: function( hold ) {
    if ( hold ) {
      jQuery.readyWait++;
    } else {
      jQuery.ready( true );
    }
  },

  // Handle when the DOM is ready
  ready: function( wait ) {

    // Abort if there are pending holds or we're already ready
    if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) {
      return;
    }

    // Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443).
    if ( !document.body ) {
      return setTimeout( jQuery.ready );
    }

    // Remember that the DOM is ready
    jQuery.isReady = true;

    // If a normal DOM Ready event fired, decrement, and wait if need be
    if ( wait !== true && --jQuery.readyWait > 0 ) {
      return;
    }

    // If there are functions bound, to execute
    readyList.resolveWith( document, [ jQuery ] );

    // Trigger any bound ready events
    if ( jQuery.fn.trigger ) {
      jQuery( document ).trigger("ready").off("ready");
    }
  },

  // See test/unit/core.js for details concerning isFunction.
  // Since version 1.3, DOM methods and functions like alert
  // aren't supported. They return false on IE (#2968).
  isFunction: function( obj ) {
    return jQuery.type(obj) === "function";
  },

  isArray: Array.isArray || function( obj ) {
    return jQuery.type(obj) === "array";
  },

  isWindow: function( obj ) {
    /* jshint eqeqeq: false */
    return obj != null && obj == obj.window;
  },

  isNumeric: function( obj ) {
    return !isNaN( parseFloat(obj) ) && isFinite( obj );
  },

  type: function( obj ) {
    if ( obj == null ) {
      return String( obj );
    }
    return typeof obj === "object" || typeof obj === "function" ?
      class2type[ core_toString.call(obj) ] || "object" :
      typeof obj;
  },

  isPlainObject: function( obj ) {
    var key;

    // Must be an Object.
    // Because of IE, we also have to check the presence of the constructor property.
    // Make sure that DOM nodes and window objects don't pass through, as well
    if ( !obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) {
      return false;
    }

    try {
      // Not own constructor property must be Object
      if ( obj.constructor &&
        !core_hasOwn.call(obj, "constructor") &&
        !core_hasOwn.call(obj.constructor.prototype, "isPrototypeOf") ) {
        return false;
      }
    } catch ( e ) {
      // IE8,9 Will throw exceptions on certain host objects #9897
      return false;
    }

    // Support: IE<9
    // Handle iteration over inherited properties before own properties.
    if ( jQuery.support.ownLast ) {
      for ( key in obj ) {
        return core_hasOwn.call( obj, key );
      }
    }

    // Own properties are enumerated firstly, so to speed up,
    // if last one is own, then all properties are own.
    for ( key in obj ) {}

    return key === undefined || core_hasOwn.call( obj, key );
  },

  isEmptyObject: function( obj ) {
    var name;
    for ( name in obj ) {
      return false;
    }
    return true;
  },

  error: function( msg ) {
    throw new Error( msg );
  },

  // data: string of html
  // context (optional): If specified, the fragment will be created in this context, defaults to document
  // keepScripts (optional): If true, will include scripts passed in the html string
  parseHTML: function( data, context, keepScripts ) {
    if ( !data || typeof data !== "string" ) {
      return null;
    }
    if ( typeof context === "boolean" ) {
      keepScripts = context;
      context = false;
    }
    context = context || document;

    var parsed = rsingleTag.exec( data ),
      scripts = !keepScripts && [];

    // Single tag
    if ( parsed ) {
      return [ context.createElement( parsed[1] ) ];
    }

    parsed = jQuery.buildFragment( [ data ], context, scripts );
    if ( scripts ) {
      jQuery( scripts ).remove();
    }
    return jQuery.merge( [], parsed.childNodes );
  },

  parseJSON: function( data ) {
    // Attempt to parse using the native JSON parser first
    if ( window.JSON && window.JSON.parse ) {
      return window.JSON.parse( data );
    }

    if ( data === null ) {
      return data;
    }

    if ( typeof data === "string" ) {

      // Make sure leading/trailing whitespace is removed (IE can't handle it)
      data = jQuery.trim( data );

      if ( data ) {
        // Make sure the incoming data is actual JSON
        // Logic borrowed from http://json.org/json2.js
        if ( rvalidchars.test( data.replace( rvalidescape, "@" )
          .replace( rvalidtokens, "]" )
          .replace( rvalidbraces, "")) ) {

          return ( new Function( "return " + data ) )();
        }
      }
    }

    jQuery.error( "Invalid JSON: " + data );
  },

  // Cross-browser xml parsing
  parseXML: function( data ) {
    var xml, tmp;
    if ( !data || typeof data !== "string" ) {
      return null;
    }
    try {
      if ( window.DOMParser ) { // Standard
        tmp = new DOMParser();
        xml = tmp.parseFromString( data , "text/xml" );
      } else { // IE
        xml = new ActiveXObject( "Microsoft.XMLDOM" );
        xml.async = "false";
        xml.loadXML( data );
      }
    } catch( e ) {
      xml = undefined;
    }
    if ( !xml || !xml.documentElement || xml.getElementsByTagName( "parsererror" ).length ) {
      jQuery.error( "Invalid XML: " + data );
    }
    return xml;
  },

  noop: function() {},

  // Evaluates a script in a global context
  // Workarounds based on findings by Jim Driscoll
  // http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context
  globalEval: function( data ) {
    if ( data && jQuery.trim( data ) ) {
      // We use execScript on Internet Explorer
      // We use an anonymous function so that context is window
      // rather than jQuery in Firefox
      ( window.execScript || function( data ) {
        window[ "eval" ].call( window, data );
      } )( data );
    }
  },

  // Convert dashed to camelCase; used by the css and data modules
  // Microsoft forgot to hump their vendor prefix (#9572)
  camelCase: function( string ) {
    return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
  },

  nodeName: function( elem, name ) {
    return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
  },

  // args is for internal usage only
  each: function( obj, callback, args ) {
    var value,
      i = 0,
      length = obj.length,
      isArray = isArraylike( obj );

    if ( args ) {
      if ( isArray ) {
        for ( ; i < length; i++ ) {
          value = callback.apply( obj[ i ], args );

          if ( value === false ) {
            break;
          }
        }
      } else {
        for ( i in obj ) {
          value = callback.apply( obj[ i ], args );

          if ( value === false ) {
            break;
          }
        }
      }

    // A special, fast, case for the most common use of each
    } else {
      if ( isArray ) {
        for ( ; i < length; i++ ) {
          value = callback.call( obj[ i ], i, obj[ i ] );

          if ( value === false ) {
            break;
          }
        }
      } else {
        for ( i in obj ) {
          value = callback.call( obj[ i ], i, obj[ i ] );

          if ( value === false ) {
            break;
          }
        }
      }
    }

    return obj;
  },

  // Use native String.trim function wherever possible
  trim: core_trim && !core_trim.call("\uFEFF\xA0") ?
    function( text ) {
      return text == null ?
        "" :
        core_trim.call( text );
    } :

    // Otherwise use our own trimming functionality
    function( text ) {
      return text == null ?
        "" :
        ( text + "" ).replace( rtrim, "" );
    },

  // results is for internal usage only
  makeArray: function( arr, results ) {
    var ret = results || [];

    if ( arr != null ) {
      if ( isArraylike( Object(arr) ) ) {
        jQuery.merge( ret,
          typeof arr === "string" ?
          [ arr ] : arr
        );
      } else {
        core_push.call( ret, arr );
      }
    }

    return ret;
  },

  inArray: function( elem, arr, i ) {
    var len;

    if ( arr ) {
      if ( core_indexOf ) {
        return core_indexOf.call( arr, elem, i );
      }

      len = arr.length;
      i = i ? i < 0 ? Math.max( 0, len + i ) : i : 0;

      for ( ; i < len; i++ ) {
        // Skip accessing in sparse arrays
        if ( i in arr && arr[ i ] === elem ) {
          return i;
        }
      }
    }

    return -1;
  },

  merge: function( first, second ) {
    var l = second.length,
      i = first.length,
      j = 0;

    if ( typeof l === "number" ) {
      for ( ; j < l; j++ ) {
        first[ i++ ] = second[ j ];
      }
    } else {
      while ( second[j] !== undefined ) {
        first[ i++ ] = second[ j++ ];
      }
    }

    first.length = i;

    return first;
  },

  grep: function( elems, callback, inv ) {
    var retVal,
      ret = [],
      i = 0,
      length = elems.length;
    inv = !!inv;

    // Go through the array, only saving the items
    // that pass the validator function
    for ( ; i < length; i++ ) {
      retVal = !!callback( elems[ i ], i );
      if ( inv !== retVal ) {
        ret.push( elems[ i ] );
      }
    }

    return ret;
  },

  // arg is for internal usage only
  map: function( elems, callback, arg ) {
    var value,
      i = 0,
      length = elems.length,
      isArray = isArraylike( elems ),
      ret = [];

    // Go through the array, translating each of the items to their
    if ( isArray ) {
      for ( ; i < length; i++ ) {
        value = callback( elems[ i ], i, arg );

        if ( value != null ) {
          ret[ ret.length ] = value;
        }
      }

    // Go through every key on the object,
    } else {
      for ( i in elems ) {
        value = callback( elems[ i ], i, arg );

        if ( value != null ) {
          ret[ ret.length ] = value;
        }
      }
    }

    // Flatten any nested arrays
    return core_concat.apply( [], ret );
  },

  // A global GUID counter for objects
  guid: 1,

  // Bind a function to a context, optionally partially applying any
  // arguments.
  proxy: function( fn, context ) {
    var args, proxy, tmp;

    if ( typeof context === "string" ) {
      tmp = fn[ context ];
      context = fn;
      fn = tmp;
    }

    // Quick check to determine if target is callable, in the spec
    // this throws a TypeError, but we will just return undefined.
    if ( !jQuery.isFunction( fn ) ) {
      return undefined;
    }

    // Simulated bind
    args = core_slice.call( arguments, 2 );
    proxy = function() {
      return fn.apply( context || this, args.concat( core_slice.call( arguments ) ) );
    };

    // Set the guid of unique handler to the same of original handler, so it can be removed
    proxy.guid = fn.guid = fn.guid || jQuery.guid++;

    return proxy;
  },

  // Multifunctional method to get and set values of a collection
  // The value/s can optionally be executed if it's a function
  access: function( elems, fn, key, value, chainable, emptyGet, raw ) {
    var i = 0,
      length = elems.length,
      bulk = key == null;

    // Sets many values
    if ( jQuery.type( key ) === "object" ) {
      chainable = true;
      for ( i in key ) {
        jQuery.access( elems, fn, i, key[i], true, emptyGet, raw );
      }

    // Sets one value
    } else if ( value !== undefined ) {
      chainable = true;

      if ( !jQuery.isFunction( value ) ) {
        raw = true;
      }

      if ( bulk ) {
        // Bulk operations run against the entire set
        if ( raw ) {
          fn.call( elems, value );
          fn = null;

        // ...except when executing function values
        } else {
          bulk = fn;
          fn = function( elem, key, value ) {
            return bulk.call( jQuery( elem ), value );
          };
        }
      }

      if ( fn ) {
        for ( ; i < length; i++ ) {
          fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) );
        }
      }
    }

    return chainable ?
      elems :

      // Gets
      bulk ?
        fn.call( elems ) :
        length ? fn( elems[0], key ) : emptyGet;
  },

  now: function() {
    return ( new Date() ).getTime();
  },

  // A method for quickly swapping in/out CSS properties to get correct calculations.
  // Note: this method belongs to the css module but it's needed here for the support module.
  // If support gets modularized, this method should be moved back to the css module.
  swap: function( elem, options, callback, args ) {
    var ret, name,
      old = {};

    // Remember the old values, and insert the new ones
    for ( name in options ) {
      old[ name ] = elem.style[ name ];
      elem.style[ name ] = options[ name ];
    }

    ret = callback.apply( elem, args || [] );

    // Revert the old values
    for ( name in options ) {
      elem.style[ name ] = old[ name ];
    }

    return ret;
  }
});

jQuery.ready.promise = function( obj ) {
  if ( !readyList ) {

    readyList = jQuery.Deferred();

    // Catch cases where $(document).ready() is called after the browser event has already occurred.
    // we once tried to use readyState "interactive" here, but it caused issues like the one
    // discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15
    if ( document.readyState === "complete" ) {
      // Handle it asynchronously to allow scripts the opportunity to delay ready
      setTimeout( jQuery.ready );

    // Standards-based browsers support DOMContentLoaded
    } else if ( document.addEventListener ) {
      // Use the handy event callback
      document.addEventListener( "DOMContentLoaded", completed, false );

      // A fallback to window.onload, that will always work
      window.addEventListener( "load", completed, false );

    // If IE event model is used
    } else {
      // Ensure firing before onload, maybe late but safe also for iframes
      document.attachEvent( "onreadystatechange", completed );

      // A fallback to window.onload, that will always work
      window.attachEvent( "onload", completed );

      // If IE and not a frame
      // continually check to see if the document is ready
      var top = false;

      try {
        top = window.frameElement == null && document.documentElement;
      } catch(e) {}

      if ( top && top.doScroll ) {
        (function doScrollCheck() {
          if ( !jQuery.isReady ) {

            try {
              // Use the trick by Diego Perini
              // http://javascript.nwbox.com/IEContentLoaded/
              top.doScroll("left");
            } catch(e) {
              return setTimeout( doScrollCheck, 50 );
            }

            // detach all dom ready events
            detach();

            // and execute any waiting functions
            jQuery.ready();
          }
        })();
      }
    }
  }
  return readyList.promise( obj );
};

// Populate the class2type map
jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) {
  class2type[ "[object " + name + "]" ] = name.toLowerCase();
});

function isArraylike( obj ) {
  var length = obj.length,
    type = jQuery.type( obj );

  if ( jQuery.isWindow( obj ) ) {
    return false;
  }

  if ( obj.nodeType === 1 && length ) {
    return true;
  }

  return type === "array" || type !== "function" &&
    ( length === 0 ||
    typeof length === "number" && length > 0 && ( length - 1 ) in obj );
}

// All jQuery objects should point back to these
rootjQuery = jQuery(document);


/*!
 * Sizzle CSS Selector Engine v1.10.2
 * http://sizzlejs.com/
 *
 * Copyright 2013 jQuery Foundation, Inc. and other contributors
 * Released under the MIT license
 * http://jquery.org/license
 *
 * Date: 2013-07-03
 */
(function( window, undefined ) {

var i,
  support,
  cachedruns,
  Expr,
  getText,
  isXML,
  compile,
  outermostContext,
  sortInput,

  // Local document vars
  setDocument,
  document,
  docElem,
  documentIsHTML,
  rbuggyQSA,
  rbuggyMatches,
  matches,
  contains,

  // Instance-specific data
  expando = "sizzle" + -(new Date()),
  preferredDoc = window.document,
  dirruns = 0,
  done = 0,
  classCache = createCache(),
  tokenCache = createCache(),
  compilerCache = createCache(),
  hasDuplicate = false,
  sortOrder = function( a, b ) {
    if ( a === b ) {
      hasDuplicate = true;
      return 0;
    }
    return 0;
  },

  // General-purpose constants
  strundefined = typeof undefined,
  MAX_NEGATIVE = 1 << 31,

  // Instance methods
  hasOwn = ({}).hasOwnProperty,
  arr = [],
  pop = arr.pop,
  push_native = arr.push,
  push = arr.push,
  slice = arr.slice,
  // Use a stripped-down indexOf if we can't use a native one
  indexOf = arr.indexOf || function( elem ) {
    var i = 0,
      len = this.length;
    for ( ; i < len; i++ ) {
      if ( this[i] === elem ) {
        return i;
      }
    }
    return -1;
  },

  booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped",

  // Regular expressions

  // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace
  whitespace = "[\\x20\\t\\r\\n\\f]",
  // http://www.w3.org/TR/css3-syntax/#characters
  characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+",

  // Loosely modeled on CSS identifier characters
  // An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors
  // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
  identifier = characterEncoding.replace( "w", "w#" ),

  // Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors
  attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace +
    "*(?:([*^$|!~]?=)" + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]",

  // Prefer arguments quoted,
  //   then not containing pseudos/brackets,
  //   then attribute selectors/non-parenthetical expressions,
  //   then anything else
  // These preferences are here to reduce the number of selectors
  //   needing tokenize in the PSEUDO preFilter
  pseudos = ":(" + characterEncoding + ")(?:\\(((['\"])((?:\\\\.|[^\\\\])*?)\\3|((?:\\\\.|[^\\\\()[\\]]|" + attributes.replace( 3, 8 ) + ")*)|.*)\\)|)",

  // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
  rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),

  rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
  rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ),

  rsibling = new RegExp( whitespace + "*[+~]" ),
  rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*)" + whitespace + "*\\]", "g" ),

  rpseudo = new RegExp( pseudos ),
  ridentifier = new RegExp( "^" + identifier + "$" ),

  matchExpr = {
    "ID": new RegExp( "^#(" + characterEncoding + ")" ),
    "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ),
    "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ),
    "ATTR": new RegExp( "^" + attributes ),
    "PSEUDO": new RegExp( "^" + pseudos ),
    "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace +
      "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
      "*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
    "bool": new RegExp( "^(?:" + booleans + ")$", "i" ),
    // For use in libraries implementing .is()
    // We use this for POS matching in `select`
    "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" +
      whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" )
  },

  rnative = /^[^{]+\{\s*\[native \w/,

  // Easily-parseable/retrievable ID or TAG or CLASS selectors
  rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,

  rinputs = /^(?:input|select|textarea|button)$/i,
  rheader = /^h\d$/i,

  rescape = /'|\\/g,

  // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters
  runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ),
  funescape = function( _, escaped, escapedWhitespace ) {
    var high = "0x" + escaped - 0x10000;
    // NaN means non-codepoint
    // Support: Firefox
    // Workaround erroneous numeric interpretation of +"0x"
    return high !== high || escapedWhitespace ?
      escaped :
      // BMP codepoint
      high < 0 ?
        String.fromCharCode( high + 0x10000 ) :
        // Supplemental Plane codepoint (surrogate pair)
        String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
  };

// Optimize for push.apply( _, NodeList )
try {
  push.apply(
    (arr = slice.call( preferredDoc.childNodes )),
    preferredDoc.childNodes
  );
  // Support: Android<4.0
  // Detect silently failing push.apply
  arr[ preferredDoc.childNodes.length ].nodeType;
} catch ( e ) {
  push = { apply: arr.length ?

    // Leverage slice if possible
    function( target, els ) {
      push_native.apply( target, slice.call(els) );
    } :

    // Support: IE<9
    // Otherwise append directly
    function( target, els ) {
      var j = target.length,
        i = 0;
      // Can't trust NodeList.length
      while ( (target[j++] = els[i++]) ) {}
      target.length = j - 1;
    }
  };
}

function Sizzle( selector, context, results, seed ) {
  var match, elem, m, nodeType,
    // QSA vars
    i, groups, old, nid, newContext, newSelector;

  if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) {
    setDocument( context );
  }

  context = context || document;
  results = results || [];

  if ( !selector || typeof selector !== "string" ) {
    return results;
  }

  if ( (nodeType = context.nodeType) !== 1 && nodeType !== 9 ) {
    return [];
  }

  if ( documentIsHTML && !seed ) {

    // Shortcuts
    if ( (match = rquickExpr.exec( selector )) ) {
      // Speed-up: Sizzle("#ID")
      if ( (m = match[1]) ) {
        if ( nodeType === 9 ) {
          elem = context.getElementById( m );
          // Check parentNode to catch when Blackberry 4.6 returns
          // nodes that are no longer in the document #6963
          if ( elem && elem.parentNode ) {
            // Handle the case where IE, Opera, and Webkit return items
            // by name instead of ID
            if ( elem.id === m ) {
              results.push( elem );
              return results;
            }
          } else {
            return results;
          }
        } else {
          // Context is not a document
          if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) &&
            contains( context, elem ) && elem.id === m ) {
            results.push( elem );
            return results;
          }
        }

      // Speed-up: Sizzle("TAG")
      } else if ( match[2] ) {
        push.apply( results, context.getElementsByTagName( selector ) );
        return results;

      // Speed-up: Sizzle(".CLASS")
      } else if ( (m = match[3]) && support.getElementsByClassName && context.getElementsByClassName ) {
        push.apply( results, context.getElementsByClassName( m ) );
        return results;
      }
    }

    // QSA path
    if ( support.qsa && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) {
      nid = old = expando;
      newContext = context;
      newSelector = nodeType === 9 && selector;

      // qSA works strangely on Element-rooted queries
      // We can work around this by specifying an extra ID on the root
      // and working up from there (Thanks to Andrew Dupont for the technique)
      // IE 8 doesn't work on object elements
      if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) {
        groups = tokenize( selector );

        if ( (old = context.getAttribute("id")) ) {
          nid = old.replace( rescape, "\\$&" );
        } else {
          context.setAttribute( "id", nid );
        }
        nid = "[id='" + nid + "'] ";

        i = groups.length;
        while ( i-- ) {
          groups[i] = nid + toSelector( groups[i] );
        }
        newContext = rsibling.test( selector ) && context.parentNode || context;
        newSelector = groups.join(",");
      }

      if ( newSelector ) {
        try {
          push.apply( results,
            newContext.querySelectorAll( newSelector )
          );
          return results;
        } catch(qsaError) {
        } finally {
          if ( !old ) {
            context.removeAttribute("id");
          }
        }
      }
    }
  }

  // All others
  return select( selector.replace( rtrim, "$1" ), context, results, seed );
}

/**
 * Create key-value caches of limited size
 * @returns {Function(string, Object)} Returns the Object data after storing it on itself with
 *  property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
 *  deleting the oldest entry
 */
function createCache() {
  var keys = [];

  function cache( key, value ) {
    // Use (key + " ") to avoid collision with native prototype properties (see Issue #157)
    if ( keys.push( key += " " ) > Expr.cacheLength ) {
      // Only keep the most recent entries
      delete cache[ keys.shift() ];
    }
    return (cache[ key ] = value);
  }
  return cache;
}

/**
 * Mark a function for special use by Sizzle
 * @param {Function} fn The function to mark
 */
function markFunction( fn ) {
  fn[ expando ] = true;
  return fn;
}

/**
 * Support testing using an element
 * @param {Function} fn Passed the created div and expects a boolean result
 */
function assert( fn ) {
  var div = document.createElement("div");

  try {
    return !!fn( div );
  } catch (e) {
    return false;
  } finally {
    // Remove from its parent by default
    if ( div.parentNode ) {
      div.parentNode.removeChild( div );
    }
    // release memory in IE
    div = null;
  }
}

/**
 * Adds the same handler for all of the specified attrs
 * @param {String} attrs Pipe-separated list of attributes
 * @param {Function} handler The method that will be applied
 */
function addHandle( attrs, handler ) {
  var arr = attrs.split("|"),
    i = attrs.length;

  while ( i-- ) {
    Expr.attrHandle[ arr[i] ] = handler;
  }
}

/**
 * Checks document order of two siblings
 * @param {Element} a
 * @param {Element} b
 * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b
 */
function siblingCheck( a, b ) {
  var cur = b && a,
    diff = cur && a.nodeType === 1 && b.nodeType === 1 &&
      ( ~b.sourceIndex || MAX_NEGATIVE ) -
      ( ~a.sourceIndex || MAX_NEGATIVE );

  // Use IE sourceIndex if available on both nodes
  if ( diff ) {
    return diff;
  }

  // Check if b follows a
  if ( cur ) {
    while ( (cur = cur.nextSibling) ) {
      if ( cur === b ) {
        return -1;
      }
    }
  }

  return a ? 1 : -1;
}

/**
 * Returns a function to use in pseudos for input types
 * @param {String} type
 */
function createInputPseudo( type ) {
  return function( elem ) {
    var name = elem.nodeName.toLowerCase();
    return name === "input" && elem.type === type;
  };
}

/**
 * Returns a function to use in pseudos for buttons
 * @param {String} type
 */
function createButtonPseudo( type ) {
  return function( elem ) {
    var name = elem.nodeName.toLowerCase();
    return (name === "input" || name === "button") && elem.type === type;
  };
}

/**
 * Returns a function to use in pseudos for positionals
 * @param {Function} fn
 */
function createPositionalPseudo( fn ) {
  return markFunction(function( argument ) {
    argument = +argument;
    return markFunction(function( seed, matches ) {
      var j,
        matchIndexes = fn( [], seed.length, argument ),
        i = matchIndexes.length;

      // Match elements found at the specified indexes
      while ( i-- ) {
        if ( seed[ (j = matchIndexes[i]) ] ) {
          seed[j] = !(matches[j] = seed[j]);
        }
      }
    });
  });
}

/**
 * Detect xml
 * @param {Element|Object} elem An element or a document
 */
isXML = Sizzle.isXML = function( elem ) {
  // documentElement is verified for cases where it doesn't yet exist
  // (such as loading iframes in IE - #4833)
  var documentElement = elem && (elem.ownerDocument || elem).documentElement;
  return documentElement ? documentElement.nodeName !== "HTML" : false;
};

// Expose support vars for convenience
support = Sizzle.support = {};

/**
 * Sets document-related variables once based on the current document
 * @param {Element|Object} [doc] An element or document object to use to set the document
 * @returns {Object} Returns the current document
 */
setDocument = Sizzle.setDocument = function( node ) {
  var doc = node ? node.ownerDocument || node : preferredDoc,
    parent = doc.defaultView;

  // If no document and documentElement is available, return
  if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) {
    return document;
  }

  // Set our document
  document = doc;
  docElem = doc.documentElement;

  // Support tests
  documentIsHTML = !isXML( doc );

  // Support: IE>8
  // If iframe document is assigned to "document" variable and if iframe has been reloaded,
  // IE will throw "permission denied" error when accessing "document" variable, see jQuery #13936
  // IE6-8 do not support the defaultView property so parent will be undefined
  if ( parent && parent.attachEvent && parent !== parent.top ) {
    parent.attachEvent( "onbeforeunload", function() {
      setDocument();
    });
  }

  /* Attributes
  ---------------------------------------------------------------------- */

  // Support: IE<8
  // Verify that getAttribute really returns attributes and not properties (excepting IE8 booleans)
  support.attributes = assert(function( div ) {
    div.className = "i";
    return !div.getAttribute("className");
  });

  /* getElement(s)By*
  ---------------------------------------------------------------------- */

  // Check if getElementsByTagName("*") returns only elements
  support.getElementsByTagName = assert(function( div ) {
    div.appendChild( doc.createComment("") );
    return !div.getElementsByTagName("*").length;
  });

  // Check if getElementsByClassName can be trusted
  support.getElementsByClassName = assert(function( div ) {
    div.innerHTML = "<div class='a'></div><div class='a i'></div>";

    // Support: Safari<4
    // Catch class over-caching
    div.firstChild.className = "i";
    // Support: Opera<10
    // Catch gEBCN failure to find non-leading classes
    return div.getElementsByClassName("i").length === 2;
  });

  // Support: IE<10
  // Check if getElementById returns elements by name
  // The broken getElementById methods don't pick up programatically-set names,
  // so use a roundabout getElementsByName test
  support.getById = assert(function( div ) {
    docElem.appendChild( div ).id = expando;
    return !doc.getElementsByName || !doc.getElementsByName( expando ).length;
  });

  // ID find and filter
  if ( support.getById ) {
    Expr.find["ID"] = function( id, context ) {
      if ( typeof context.getElementById !== strundefined && documentIsHTML ) {
        var m = context.getElementById( id );
        // Check parentNode to catch when Blackberry 4.6 returns
        // nodes that are no longer in the document #6963
        return m && m.parentNode ? [m] : [];
      }
    };
    Expr.filter["ID"] = function( id ) {
      var attrId = id.replace( runescape, funescape );
      return function( elem ) {
        return elem.getAttribute("id") === attrId;
      };
    };
  } else {
    // Support: IE6/7
    // getElementById is not reliable as a find shortcut
    delete Expr.find["ID"];

    Expr.filter["ID"] =  function( id ) {
      var attrId = id.replace( runescape, funescape );
      return function( elem ) {
        var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id");
        return node && node.value === attrId;
      };
    };
  }

  // Tag
  Expr.find["TAG"] = support.getElementsByTagName ?
    function( tag, context ) {
      if ( typeof context.getElementsByTagName !== strundefined ) {
        return context.getElementsByTagName( tag );
      }
    } :
    function( tag, context ) {
      var elem,
        tmp = [],
        i = 0,
        results = context.getElementsByTagName( tag );

      // Filter out possible comments
      if ( tag === "*" ) {
        while ( (elem = results[i++]) ) {
          if ( elem.nodeType === 1 ) {
            tmp.push( elem );
          }
        }

        return tmp;
      }
      return results;
    };

  // Class
  Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) {
    if ( typeof context.getElementsByClassName !== strundefined && documentIsHTML ) {
      return context.getElementsByClassName( className );
    }
  };

  /* QSA/matchesSelector
  ---------------------------------------------------------------------- */

  // QSA and matchesSelector support

  // matchesSelector(:active) reports false when true (IE9/Opera 11.5)
  rbuggyMatches = [];

  // qSa(:focus) reports false when true (Chrome 21)
  // We allow this because of a bug in IE8/9 that throws an error
  // whenever `document.activeElement` is accessed on an iframe
  // So, we allow :focus to pass through QSA all the time to avoid the IE error
  // See http://bugs.jquery.com/ticket/13378
  rbuggyQSA = [];

  if ( (support.qsa = rnative.test( doc.querySelectorAll )) ) {
    // Build QSA regex
    // Regex strategy adopted from Diego Perini
    assert(function( div ) {
      // Select is set to empty string on purpose
      // This is to test IE's treatment of not explicitly
      // setting a boolean content attribute,
      // since its presence should be enough
      // http://bugs.jquery.com/ticket/12359
      div.innerHTML = "<select><option selected=''></option></select>";

      // Support: IE8
      // Boolean attributes and "value" are not treated correctly
      if ( !div.querySelectorAll("[selected]").length ) {
        rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" );
      }

      // Webkit/Opera - :checked should return selected option elements
      // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
      // IE8 throws error here and will not see later tests
      if ( !div.querySelectorAll(":checked").length ) {
        rbuggyQSA.push(":checked");
      }
    });

    assert(function( div ) {

      // Support: Opera 10-12/IE8
      // ^= $= *= and empty values
      // Should not select anything
      // Support: Windows 8 Native Apps
      // The type attribute is restricted during .innerHTML assignment
      var input = doc.createElement("input");
      input.setAttribute( "type", "hidden" );
      div.appendChild( input ).setAttribute( "t", "" );

      if ( div.querySelectorAll("[t^='']").length ) {
        rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" );
      }

      // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
      // IE8 throws error here and will not see later tests
      if ( !div.querySelectorAll(":enabled").length ) {
        rbuggyQSA.push( ":enabled", ":disabled" );
      }

      // Opera 10-11 does not throw on post-comma invalid pseudos
      div.querySelectorAll("*,:x");
      rbuggyQSA.push(",.*:");
    });
  }

  if ( (support.matchesSelector = rnative.test( (matches = docElem.webkitMatchesSelector ||
    docElem.mozMatchesSelector ||
    docElem.oMatchesSelector ||
    docElem.msMatchesSelector) )) ) {

    assert(function( div ) {
      // Check to see if it's possible to do matchesSelector
      // on a disconnected node (IE 9)
      support.disconnectedMatch = matches.call( div, "div" );

      // This should fail with an exception
      // Gecko does not error, returns false instead
      matches.call( div, "[s!='']:x" );
      rbuggyMatches.push( "!=", pseudos );
    });
  }

  rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") );
  rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") );

  /* Contains
  ---------------------------------------------------------------------- */

  // Element contains another
  // Purposefully does not implement inclusive descendent
  // As in, an element does not contain itself
  contains = rnative.test( docElem.contains ) || docElem.compareDocumentPosition ?
    function( a, b ) {
      var adown = a.nodeType === 9 ? a.documentElement : a,
        bup = b && b.parentNode;
      return a === bup || !!( bup && bup.nodeType === 1 && (
        adown.contains ?
          adown.contains( bup ) :
          a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16
      ));
    } :
    function( a, b ) {
      if ( b ) {
        while ( (b = b.parentNode) ) {
          if ( b === a ) {
            return true;
          }
        }
      }
      return false;
    };

  /* Sorting
  ---------------------------------------------------------------------- */

  // Document order sorting
  sortOrder = docElem.compareDocumentPosition ?
  function( a, b ) {

    // Flag for duplicate removal
    if ( a === b ) {
      hasDuplicate = true;
      return 0;
    }

    var compare = b.compareDocumentPosition && a.compareDocumentPosition && a.compareDocumentPosition( b );

    if ( compare ) {
      // Disconnected nodes
      if ( compare & 1 ||
        (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) {

        // Choose the first element that is related to our preferred document
        if ( a === doc || contains(preferredDoc, a) ) {
          return -1;
        }
        if ( b === doc || contains(preferredDoc, b) ) {
          return 1;
        }

        // Maintain original order
        return sortInput ?
          ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) :
          0;
      }

      return compare & 4 ? -1 : 1;
    }

    // Not directly comparable, sort on existence of method
    return a.compareDocumentPosition ? -1 : 1;
  } :
  function( a, b ) {
    var cur,
      i = 0,
      aup = a.parentNode,
      bup = b.parentNode,
      ap = [ a ],
      bp = [ b ];

    // Exit early if the nodes are identical
    if ( a === b ) {
      hasDuplicate = true;
      return 0;

    // Parentless nodes are either documents or disconnected
    } else if ( !aup || !bup ) {
      return a === doc ? -1 :
        b === doc ? 1 :
        aup ? -1 :
        bup ? 1 :
        sortInput ?
        ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) :
        0;

    // If the nodes are siblings, we can do a quick check
    } else if ( aup === bup ) {
      return siblingCheck( a, b );
    }

    // Otherwise we need full lists of their ancestors for comparison
    cur = a;
    while ( (cur = cur.parentNode) ) {
      ap.unshift( cur );
    }
    cur = b;
    while ( (cur = cur.parentNode) ) {
      bp.unshift( cur );
    }

    // Walk down the tree looking for a discrepancy
    while ( ap[i] === bp[i] ) {
      i++;
    }

    return i ?
      // Do a sibling check if the nodes have a common ancestor
      siblingCheck( ap[i], bp[i] ) :

      // Otherwise nodes in our document sort first
      ap[i] === preferredDoc ? -1 :
      bp[i] === preferredDoc ? 1 :
      0;
  };

  return doc;
};

Sizzle.matches = function( expr, elements ) {
  return Sizzle( expr, null, null, elements );
};

Sizzle.matchesSelector = function( elem, expr ) {
  // Set document vars if needed
  if ( ( elem.ownerDocument || elem ) !== document ) {
    setDocument( elem );
  }

  // Make sure that attribute selectors are quoted
  expr = expr.replace( rattributeQuotes, "='$1']" );

  if ( support.matchesSelector && documentIsHTML &&
    ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) &&
    ( !rbuggyQSA     || !rbuggyQSA.test( expr ) ) ) {

    try {
      var ret = matches.call( elem, expr );

      // IE 9's matchesSelector returns false on disconnected nodes
      if ( ret || support.disconnectedMatch ||
          // As well, disconnected nodes are said to be in a document
          // fragment in IE 9
          elem.document && elem.document.nodeType !== 11 ) {
        return ret;
      }
    } catch(e) {}
  }

  return Sizzle( expr, document, null, [elem] ).length > 0;
};

Sizzle.contains = function( context, elem ) {
  // Set document vars if needed
  if ( ( context.ownerDocument || context ) !== document ) {
    setDocument( context );
  }
  return contains( context, elem );
};

Sizzle.attr = function( elem, name ) {
  // Set document vars if needed
  if ( ( elem.ownerDocument || elem ) !== document ) {
    setDocument( elem );
  }

  var fn = Expr.attrHandle[ name.toLowerCase() ],
    // Don't get fooled by Object.prototype properties (jQuery #13807)
    val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ?
      fn( elem, name, !documentIsHTML ) :
      undefined;

  return val === undefined ?
    support.attributes || !documentIsHTML ?
      elem.getAttribute( name ) :
      (val = elem.getAttributeNode(name)) && val.specified ?
        val.value :
        null :
    val;
};

Sizzle.error = function( msg ) {
  throw new Error( "Syntax error, unrecognized expression: " + msg );
};

/**
 * Document sorting and removing duplicates
 * @param {ArrayLike} results
 */
Sizzle.uniqueSort = function( results ) {
  var elem,
    duplicates = [],
    j = 0,
    i = 0;

  // Unless we *know* we can detect duplicates, assume their presence
  hasDuplicate = !support.detectDuplicates;
  sortInput = !support.sortStable && results.slice( 0 );
  results.sort( sortOrder );

  if ( hasDuplicate ) {
    while ( (elem = results[i++]) ) {
      if ( elem === results[ i ] ) {
        j = duplicates.push( i );
      }
    }
    while ( j-- ) {
      results.splice( duplicates[ j ], 1 );
    }
  }

  return results;
};

/**
 * Utility function for retrieving the text value of an array of DOM nodes
 * @param {Array|Element} elem
 */
getText = Sizzle.getText = function( elem ) {
  var node,
    ret = "",
    i = 0,
    nodeType = elem.nodeType;

  if ( !nodeType ) {
    // If no nodeType, this is expected to be an array
    for ( ; (node = elem[i]); i++ ) {
      // Do not traverse comment nodes
      ret += getText( node );
    }
  } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {
    // Use textContent for elements
    // innerText usage removed for consistency of new lines (see #11153)
    if ( typeof elem.textContent === "string" ) {
      return elem.textContent;
    } else {
      // Traverse its children
      for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
        ret += getText( elem );
      }
    }
  } else if ( nodeType === 3 || nodeType === 4 ) {
    return elem.nodeValue;
  }
  // Do not include comment or processing instruction nodes

  return ret;
};

Expr = Sizzle.selectors = {

  // Can be adjusted by the user
  cacheLength: 50,

  createPseudo: markFunction,

  match: matchExpr,

  attrHandle: {},

  find: {},

  relative: {
    ">": { dir: "parentNode", first: true },
    " ": { dir: "parentNode" },
    "+": { dir: "previousSibling", first: true },
    "~": { dir: "previousSibling" }
  },

  preFilter: {
    "ATTR": function( match ) {
      match[1] = match[1].replace( runescape, funescape );

      // Move the given value to match[3] whether quoted or unquoted
      match[3] = ( match[4] || match[5] || "" ).replace( runescape, funescape );

      if ( match[2] === "~=" ) {
        match[3] = " " + match[3] + " ";
      }

      return match.slice( 0, 4 );
    },

    "CHILD": function( match ) {
      /* matches from matchExpr["CHILD"]
        1 type (only|nth|...)
        2 what (child|of-type)
        3 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
        4 xn-component of xn+y argument ([+-]?\d*n|)
        5 sign of xn-component
        6 x of xn-component
        7 sign of y-component
        8 y of y-component
      */
      match[1] = match[1].toLowerCase();

      if ( match[1].slice( 0, 3 ) === "nth" ) {
        // nth-* requires argument
        if ( !match[3] ) {
          Sizzle.error( match[0] );
        }

        // numeric x and y parameters for Expr.filter.CHILD
        // remember that false/true cast respectively to 0/1
        match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) );
        match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" );

      // other types prohibit arguments
      } else if ( match[3] ) {
        Sizzle.error( match[0] );
      }

      return match;
    },

    "PSEUDO": function( match ) {
      var excess,
        unquoted = !match[5] && match[2];

      if ( matchExpr["CHILD"].test( match[0] ) ) {
        return null;
      }

      // Accept quoted arguments as-is
      if ( match[3] && match[4] !== undefined ) {
        match[2] = match[4];

      // Strip excess characters from unquoted arguments
      } else if ( unquoted && rpseudo.test( unquoted ) &&
        // Get excess from tokenize (recursively)
        (excess = tokenize( unquoted, true )) &&
        // advance to the next closing parenthesis
        (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) {

        // excess is a negative index
        match[0] = match[0].slice( 0, excess );
        match[2] = unquoted.slice( 0, excess );
      }

      // Return only captures needed by the pseudo filter method (type and argument)
      return match.slice( 0, 3 );
    }
  },

  filter: {

    "TAG": function( nodeNameSelector ) {
      var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase();
      return nodeNameSelector === "*" ?
        function() { return true; } :
        function( elem ) {
          return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
        };
    },

    "CLASS": function( className ) {
      var pattern = classCache[ className + " " ];

      return pattern ||
        (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) &&
        classCache( className, function( elem ) {
          return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== strundefined && elem.getAttribute("class") || "" );
        });
    },

    "ATTR": function( name, operator, check ) {
      return function( elem ) {
        var result = Sizzle.attr( elem, name );

        if ( result == null ) {
          return operator === "!=";
        }
        if ( !operator ) {
          return true;
        }

        result += "";

        return operator === "=" ? result === check :
          operator === "!=" ? result !== check :
          operator === "^=" ? check && result.indexOf( check ) === 0 :
          operator === "*=" ? check && result.indexOf( check ) > -1 :
          operator === "$=" ? check && result.slice( -check.length ) === check :
          operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 :
          operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" :
          false;
      };
    },

    "CHILD": function( type, what, argument, first, last ) {
      var simple = type.slice( 0, 3 ) !== "nth",
        forward = type.slice( -4 ) !== "last",
        ofType = what === "of-type";

      return first === 1 && last === 0 ?

        // Shortcut for :nth-*(n)
        function( elem ) {
          return !!elem.parentNode;
        } :

        function( elem, context, xml ) {
          var cache, outerCache, node, diff, nodeIndex, start,
            dir = simple !== forward ? "nextSibling" : "previousSibling",
            parent = elem.parentNode,
            name = ofType && elem.nodeName.toLowerCase(),
            useCache = !xml && !ofType;

          if ( parent ) {

            // :(first|last|only)-(child|of-type)
            if ( simple ) {
              while ( dir ) {
                node = elem;
                while ( (node = node[ dir ]) ) {
                  if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) {
                    return false;
                  }
                }
                // Reverse direction for :only-* (if we haven't yet done so)
                start = dir = type === "only" && !start && "nextSibling";
              }
              return true;
            }

            start = [ forward ? parent.firstChild : parent.lastChild ];

            // non-xml :nth-child(...) stores cache data on `parent`
            if ( forward && useCache ) {
              // Seek `elem` from a previously-cached index
              outerCache = parent[ expando ] || (parent[ expando ] = {});
              cache = outerCache[ type ] || [];
              nodeIndex = cache[0] === dirruns && cache[1];
              diff = cache[0] === dirruns && cache[2];
              node = nodeIndex && parent.childNodes[ nodeIndex ];

              while ( (node = ++nodeIndex && node && node[ dir ] ||

                // Fallback to seeking `elem` from the start
                (diff = nodeIndex = 0) || start.pop()) ) {

                // When found, cache indexes on `parent` and break
                if ( node.nodeType === 1 && ++diff && node === elem ) {
                  outerCache[ type ] = [ dirruns, nodeIndex, diff ];
                  break;
                }
              }

            // Use previously-cached element index if available
            } else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) {
              diff = cache[1];

            // xml :nth-child(...) or :nth-last-child(...) or :nth(-last)?-of-type(...)
            } else {
              // Use the same loop as above to seek `elem` from the start
              while ( (node = ++nodeIndex && node && node[ dir ] ||
                (diff = nodeIndex = 0) || start.pop()) ) {

                if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) {
                  // Cache the index of each encountered element
                  if ( useCache ) {
                    (node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ];
                  }

                  if ( node === elem ) {
                    break;
                  }
                }
              }
            }

            // Incorporate the offset, then check against cycle size
            diff -= last;
            return diff === first || ( diff % first === 0 && diff / first >= 0 );
          }
        };
    },

    "PSEUDO": function( pseudo, argument ) {
      // pseudo-class names are case-insensitive
      // http://www.w3.org/TR/selectors/#pseudo-classes
      // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
      // Remember that setFilters inherits from pseudos
      var args,
        fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] ||
          Sizzle.error( "unsupported pseudo: " + pseudo );

      // The user may use createPseudo to indicate that
      // arguments are needed to create the filter function
      // just as Sizzle does
      if ( fn[ expando ] ) {
        return fn( argument );
      }

      // But maintain support for old signatures
      if ( fn.length > 1 ) {
        args = [ pseudo, pseudo, "", argument ];
        return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ?
          markFunction(function( seed, matches ) {
            var idx,
              matched = fn( seed, argument ),
              i = matched.length;
            while ( i-- ) {
              idx = indexOf.call( seed, matched[i] );
              seed[ idx ] = !( matches[ idx ] = matched[i] );
            }
          }) :
          function( elem ) {
            return fn( elem, 0, args );
          };
      }

      return fn;
    }
  },

  pseudos: {
    // Potentially complex pseudos
    "not": markFunction(function( selector ) {
      // Trim the selector passed to compile
      // to avoid treating leading and trailing
      // spaces as combinators
      var input = [],
        results = [],
        matcher = compile( selector.replace( rtrim, "$1" ) );

      return matcher[ expando ] ?
        markFunction(function( seed, matches, context, xml ) {
          var elem,
            unmatched = matcher( seed, null, xml, [] ),
            i = seed.length;

          // Match elements unmatched by `matcher`
          while ( i-- ) {
            if ( (elem = unmatched[i]) ) {
              seed[i] = !(matches[i] = elem);
            }
          }
        }) :
        function( elem, context, xml ) {
          input[0] = elem;
          matcher( input, null, xml, results );
          return !results.pop();
        };
    }),

    "has": markFunction(function( selector ) {
      return function( elem ) {
        return Sizzle( selector, elem ).length > 0;
      };
    }),

    "contains": markFunction(function( text ) {
      return function( elem ) {
        return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1;
      };
    }),

    // "Whether an element is represented by a :lang() selector
    // is based solely on the element's language value
    // being equal to the identifier C,
    // or beginning with the identifier C immediately followed by "-".
    // The matching of C against the element's language value is performed case-insensitively.
    // The identifier C does not have to be a valid language name."
    // http://www.w3.org/TR/selectors/#lang-pseudo
    "lang": markFunction( function( lang ) {
      // lang value must be a valid identifier
      if ( !ridentifier.test(lang || "") ) {
        Sizzle.error( "unsupported lang: " + lang );
      }
      lang = lang.replace( runescape, funescape ).toLowerCase();
      return function( elem ) {
        var elemLang;
        do {
          if ( (elemLang = documentIsHTML ?
            elem.lang :
            elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) {

            elemLang = elemLang.toLowerCase();
            return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0;
          }
        } while ( (elem = elem.parentNode) && elem.nodeType === 1 );
        return false;
      };
    }),

    // Miscellaneous
    "target": function( elem ) {
      var hash = window.location && window.location.hash;
      return hash && hash.slice( 1 ) === elem.id;
    },

    "root": function( elem ) {
      return elem === docElem;
    },

    "focus": function( elem ) {
      return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex);
    },

    // Boolean properties
    "enabled": function( elem ) {
      return elem.disabled === false;
    },

    "disabled": function( elem ) {
      return elem.disabled === true;
    },

    "checked": function( elem ) {
      // In CSS3, :checked should return both checked and selected elements
      // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
      var nodeName = elem.nodeName.toLowerCase();
      return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected);
    },

    "selected": function( elem ) {
      // Accessing this property makes selected-by-default
      // options in Safari work properly
      if ( elem.parentNode ) {
        elem.parentNode.selectedIndex;
      }

      return elem.selected === true;
    },

    // Contents
    "empty": function( elem ) {
      // http://www.w3.org/TR/selectors/#empty-pseudo
      // :empty is only affected by element nodes and content nodes(including text(3), cdata(4)),
      //   not comment, processing instructions, or others
      // Thanks to Diego Perini for the nodeName shortcut
      //   Greater than "@" means alpha characters (specifically not starting with "#" or "?")
      for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
        if ( elem.nodeName > "@" || elem.nodeType === 3 || elem.nodeType === 4 ) {
          return false;
        }
      }
      return true;
    },

    "parent": function( elem ) {
      return !Expr.pseudos["empty"]( elem );
    },

    // Element/input types
    "header": function( elem ) {
      return rheader.test( elem.nodeName );
    },

    "input": function( elem ) {
      return rinputs.test( elem.nodeName );
    },

    "button": function( elem ) {
      var name = elem.nodeName.toLowerCase();
      return name === "input" && elem.type === "button" || name === "button";
    },

    "text": function( elem ) {
      var attr;
      // IE6 and 7 will map elem.type to 'text' for new HTML5 types (search, etc)
      // use getAttribute instead to test this case
      return elem.nodeName.toLowerCase() === "input" &&
        elem.type === "text" &&
        ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === elem.type );
    },

    // Position-in-collection
    "first": createPositionalPseudo(function() {
      return [ 0 ];
    }),

    "last": createPositionalPseudo(function( matchIndexes, length ) {
      return [ length - 1 ];
    }),

    "eq": createPositionalPseudo(function( matchIndexes, length, argument ) {
      return [ argument < 0 ? argument + length : argument ];
    }),

    "even": createPositionalPseudo(function( matchIndexes, length ) {
      var i = 0;
      for ( ; i < length; i += 2 ) {
        matchIndexes.push( i );
      }
      return matchIndexes;
    }),

    "odd": createPositionalPseudo(function( matchIndexes, length ) {
      var i = 1;
      for ( ; i < length; i += 2 ) {
        matchIndexes.push( i );
      }
      return matchIndexes;
    }),

    "lt": createPositionalPseudo(function( matchIndexes, length, argument ) {
      var i = argument < 0 ? argument + length : argument;
      for ( ; --i >= 0; ) {
        matchIndexes.push( i );
      }
      return matchIndexes;
    }),

    "gt": createPositionalPseudo(function( matchIndexes, length, argument ) {
      var i = argument < 0 ? argument + length : argument;
      for ( ; ++i < length; ) {
        matchIndexes.push( i );
      }
      return matchIndexes;
    })
  }
};

Expr.pseudos["nth"] = Expr.pseudos["eq"];

// Add button/input type pseudos
for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) {
  Expr.pseudos[ i ] = createInputPseudo( i );
}
for ( i in { submit: true, reset: true } ) {
  Expr.pseudos[ i ] = createButtonPseudo( i );
}

// Easy API for creating new setFilters
function setFilters() {}
setFilters.prototype = Expr.filters = Expr.pseudos;
Expr.setFilters = new setFilters();

function tokenize( selector, parseOnly ) {
  var matched, match, tokens, type,
    soFar, groups, preFilters,
    cached = tokenCache[ selector + " " ];

  if ( cached ) {
    return parseOnly ? 0 : cached.slice( 0 );
  }

  soFar = selector;
  groups = [];
  preFilters = Expr.preFilter;

  while ( soFar ) {

    // Comma and first run
    if ( !matched || (match = rcomma.exec( soFar )) ) {
      if ( match ) {
        // Don't consume trailing commas as valid
        soFar = soFar.slice( match[0].length ) || soFar;
      }
      groups.push( tokens = [] );
    }

    matched = false;

    // Combinators
    if ( (match = rcombinators.exec( soFar )) ) {
      matched = match.shift();
      tokens.push({
        value: matched,
        // Cast descendant combinators to space
        type: match[0].replace( rtrim, " " )
      });
      soFar = soFar.slice( matched.length );
    }

    // Filters
    for ( type in Expr.filter ) {
      if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] ||
        (match = preFilters[ type ]( match ))) ) {
        matched = match.shift();
        tokens.push({
          value: matched,
          type: type,
          matches: match
        });
        soFar = soFar.slice( matched.length );
      }
    }

    if ( !matched ) {
      break;
    }
  }

  // Return the length of the invalid excess
  // if we're just parsing
  // Otherwise, throw an error or return tokens
  return parseOnly ?
    soFar.length :
    soFar ?
      Sizzle.error( selector ) :
      // Cache the tokens
      tokenCache( selector, groups ).slice( 0 );
}

function toSelector( tokens ) {
  var i = 0,
    len = tokens.length,
    selector = "";
  for ( ; i < len; i++ ) {
    selector += tokens[i].value;
  }
  return selector;
}

function addCombinator( matcher, combinator, base ) {
  var dir = combinator.dir,
    checkNonElements = base && dir === "parentNode",
    doneName = done++;

  return combinator.first ?
    // Check against closest ancestor/preceding element
    function( elem, context, xml ) {
      while ( (elem = elem[ dir ]) ) {
        if ( elem.nodeType === 1 || checkNonElements ) {
          return matcher( elem, context, xml );
        }
      }
    } :

    // Check against all ancestor/preceding elements
    function( elem, context, xml ) {
      var data, cache, outerCache,
        dirkey = dirruns + " " + doneName;

      // We can't set arbitrary data on XML nodes, so they don't benefit from dir caching
      if ( xml ) {
        while ( (elem = elem[ dir ]) ) {
          if ( elem.nodeType === 1 || checkNonElements ) {
            if ( matcher( elem, context, xml ) ) {
              return true;
            }
          }
        }
      } else {
        while ( (elem = elem[ dir ]) ) {
          if ( elem.nodeType === 1 || checkNonElements ) {
            outerCache = elem[ expando ] || (elem[ expando ] = {});
            if ( (cache = outerCache[ dir ]) && cache[0] === dirkey ) {
              if ( (data = cache[1]) === true || data === cachedruns ) {
                return data === true;
              }
            } else {
              cache = outerCache[ dir ] = [ dirkey ];
              cache[1] = matcher( elem, context, xml ) || cachedruns;
              if ( cache[1] === true ) {
                return true;
              }
            }
          }
        }
      }
    };
}

function elementMatcher( matchers ) {
  return matchers.length > 1 ?
    function( elem, context, xml ) {
      var i = matchers.length;
      while ( i-- ) {
        if ( !matchers[i]( elem, context, xml ) ) {
          return false;
        }
      }
      return true;
    } :
    matchers[0];
}

function condense( unmatched, map, filter, context, xml ) {
  var elem,
    newUnmatched = [],
    i = 0,
    len = unmatched.length,
    mapped = map != null;

  for ( ; i < len; i++ ) {
    if ( (elem = unmatched[i]) ) {
      if ( !filter || filter( elem, context, xml ) ) {
        newUnmatched.push( elem );
        if ( mapped ) {
          map.push( i );
        }
      }
    }
  }

  return newUnmatched;
}

function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) {
  if ( postFilter && !postFilter[ expando ] ) {
    postFilter = setMatcher( postFilter );
  }
  if ( postFinder && !postFinder[ expando ] ) {
    postFinder = setMatcher( postFinder, postSelector );
  }
  return markFunction(function( seed, results, context, xml ) {
    var temp, i, elem,
      preMap = [],
      postMap = [],
      preexisting = results.length,

      // Get initial elements from seed or context
      elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ),

      // Prefilter to get matcher input, preserving a map for seed-results synchronization
      matcherIn = preFilter && ( seed || !selector ) ?
        condense( elems, preMap, preFilter, context, xml ) :
        elems,

      matcherOut = matcher ?
        // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results,
        postFinder || ( seed ? preFilter : preexisting || postFilter ) ?

          // ...intermediate processing is necessary
          [] :

          // ...otherwise use results directly
          results :
        matcherIn;

    // Find primary matches
    if ( matcher ) {
      matcher( matcherIn, matcherOut, context, xml );
    }

    // Apply postFilter
    if ( postFilter ) {
      temp = condense( matcherOut, postMap );
      postFilter( temp, [], context, xml );

      // Un-match failing elements by moving them back to matcherIn
      i = temp.length;
      while ( i-- ) {
        if ( (elem = temp[i]) ) {
          matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem);
        }
      }
    }

    if ( seed ) {
      if ( postFinder || preFilter ) {
        if ( postFinder ) {
          // Get the final matcherOut by condensing this intermediate into postFinder contexts
          temp = [];
          i = matcherOut.length;
          while ( i-- ) {
            if ( (elem = matcherOut[i]) ) {
              // Restore matcherIn since elem is not yet a final match
              temp.push( (matcherIn[i] = elem) );
            }
          }
          postFinder( null, (matcherOut = []), temp, xml );
        }

        // Move matched elements from seed to results to keep them synchronized
        i = matcherOut.length;
        while ( i-- ) {
          if ( (elem = matcherOut[i]) &&
            (temp = postFinder ? indexOf.call( seed, elem ) : preMap[i]) > -1 ) {

            seed[temp] = !(results[temp] = elem);
          }
        }
      }

    // Add elements to results, through postFinder if defined
    } else {
      matcherOut = condense(
        matcherOut === results ?
          matcherOut.splice( preexisting, matcherOut.length ) :
          matcherOut
      );
      if ( postFinder ) {
        postFinder( null, results, matcherOut, xml );
      } else {
        push.apply( results, matcherOut );
      }
    }
  });
}

function matcherFromTokens( tokens ) {
  var checkContext, matcher, j,
    len = tokens.length,
    leadingRelative = Expr.relative[ tokens[0].type ],
    implicitRelative = leadingRelative || Expr.relative[" "],
    i = leadingRelative ? 1 : 0,

    // The foundational matcher ensures that elements are reachable from top-level context(s)
    matchContext = addCombinator( function( elem ) {
      return elem === checkContext;
    }, implicitRelative, true ),
    matchAnyContext = addCombinator( function( elem ) {
      return indexOf.call( checkContext, elem ) > -1;
    }, implicitRelative, true ),
    matchers = [ function( elem, context, xml ) {
      return ( !leadingRelative && ( xml || context !== outermostContext ) ) || (
        (checkContext = context).nodeType ?
          matchContext( elem, context, xml ) :
          matchAnyContext( elem, context, xml ) );
    } ];

  for ( ; i < len; i++ ) {
    if ( (matcher = Expr.relative[ tokens[i].type ]) ) {
      matchers = [ addCombinator(elementMatcher( matchers ), matcher) ];
    } else {
      matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches );

      // Return special upon seeing a positional matcher
      if ( matcher[ expando ] ) {
        // Find the next relative operator (if any) for proper handling
        j = ++i;
        for ( ; j < len; j++ ) {
          if ( Expr.relative[ tokens[j].type ] ) {
            break;
          }
        }
        return setMatcher(
          i > 1 && elementMatcher( matchers ),
          i > 1 && toSelector(
            // If the preceding token was a descendant combinator, insert an implicit any-element `*`
            tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" })
          ).replace( rtrim, "$1" ),
          matcher,
          i < j && matcherFromTokens( tokens.slice( i, j ) ),
          j < len && matcherFromTokens( (tokens = tokens.slice( j )) ),
          j < len && toSelector( tokens )
        );
      }
      matchers.push( matcher );
    }
  }

  return elementMatcher( matchers );
}

function matcherFromGroupMatchers( elementMatchers, setMatchers ) {
  // A counter to specify which element is currently being matched
  var matcherCachedRuns = 0,
    bySet = setMatchers.length > 0,
    byElement = elementMatchers.length > 0,
    superMatcher = function( seed, context, xml, results, expandContext ) {
      var elem, j, matcher,
        setMatched = [],
        matchedCount = 0,
        i = "0",
        unmatched = seed && [],
        outermost = expandContext != null,
        contextBackup = outermostContext,
        // We must always have either seed elements or context
        elems = seed || byElement && Expr.find["TAG"]( "*", expandContext && context.parentNode || context ),
        // Use integer dirruns iff this is the outermost matcher
        dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1);

      if ( outermost ) {
        outermostContext = context !== document && context;
        cachedruns = matcherCachedRuns;
      }

      // Add elements passing elementMatchers directly to results
      // Keep `i` a string if there are no elements so `matchedCount` will be "00" below
      for ( ; (elem = elems[i]) != null; i++ ) {
        if ( byElement && elem ) {
          j = 0;
          while ( (matcher = elementMatchers[j++]) ) {
            if ( matcher( elem, context, xml ) ) {
              results.push( elem );
              break;
            }
          }
          if ( outermost ) {
            dirruns = dirrunsUnique;
            cachedruns = ++matcherCachedRuns;
          }
        }

        // Track unmatched elements for set filters
        if ( bySet ) {
          // They will have gone through all possible matchers
          if ( (elem = !matcher && elem) ) {
            matchedCount--;
          }

          // Lengthen the array for every element, matched or not
          if ( seed ) {
            unmatched.push( elem );
          }
        }
      }

      // Apply set filters to unmatched elements
      matchedCount += i;
      if ( bySet && i !== matchedCount ) {
        j = 0;
        while ( (matcher = setMatchers[j++]) ) {
          matcher( unmatched, setMatched, context, xml );
        }

        if ( seed ) {
          // Reintegrate element matches to eliminate the need for sorting
          if ( matchedCount > 0 ) {
            while ( i-- ) {
              if ( !(unmatched[i] || setMatched[i]) ) {
                setMatched[i] = pop.call( results );
              }
            }
          }

          // Discard index placeholder values to get only actual matches
          setMatched = condense( setMatched );
        }

        // Add matches to results
        push.apply( results, setMatched );

        // Seedless set matches succeeding multiple successful matchers stipulate sorting
        if ( outermost && !seed && setMatched.length > 0 &&
          ( matchedCount + setMatchers.length ) > 1 ) {

          Sizzle.uniqueSort( results );
        }
      }

      // Override manipulation of globals by nested matchers
      if ( outermost ) {
        dirruns = dirrunsUnique;
        outermostContext = contextBackup;
      }

      return unmatched;
    };

  return bySet ?
    markFunction( superMatcher ) :
    superMatcher;
}

compile = Sizzle.compile = function( selector, group /* Internal Use Only */ ) {
  var i,
    setMatchers = [],
    elementMatchers = [],
    cached = compilerCache[ selector + " " ];

  if ( !cached ) {
    // Generate a function of recursive functions that can be used to check each element
    if ( !group ) {
      group = tokenize( selector );
    }
    i = group.length;
    while ( i-- ) {
      cached = matcherFromTokens( group[i] );
      if ( cached[ expando ] ) {
        setMatchers.push( cached );
      } else {
        elementMatchers.push( cached );
      }
    }

    // Cache the compiled function
    cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) );
  }
  return cached;
};

function multipleContexts( selector, contexts, results ) {
  var i = 0,
    len = contexts.length;
  for ( ; i < len; i++ ) {
    Sizzle( selector, contexts[i], results );
  }
  return results;
}

function select( selector, context, results, seed ) {
  var i, tokens, token, type, find,
    match = tokenize( selector );

  if ( !seed ) {
    // Try to minimize operations if there is only one group
    if ( match.length === 1 ) {

      // Take a shortcut and set the context if the root selector is an ID
      tokens = match[0] = match[0].slice( 0 );
      if ( tokens.length > 2 && (token = tokens[0]).type === "ID" &&
          support.getById && context.nodeType === 9 && documentIsHTML &&
          Expr.relative[ tokens[1].type ] ) {

        context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0];
        if ( !context ) {
          return results;
        }
        selector = selector.slice( tokens.shift().value.length );
      }

      // Fetch a seed set for right-to-left matching
      i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length;
      while ( i-- ) {
        token = tokens[i];

        // Abort if we hit a combinator
        if ( Expr.relative[ (type = token.type) ] ) {
          break;
        }
        if ( (find = Expr.find[ type ]) ) {
          // Search, expanding context for leading sibling combinators
          if ( (seed = find(
            token.matches[0].replace( runescape, funescape ),
            rsibling.test( tokens[0].type ) && context.parentNode || context
          )) ) {

            // If seed is empty or no tokens remain, we can return early
            tokens.splice( i, 1 );
            selector = seed.length && toSelector( tokens );
            if ( !selector ) {
              push.apply( results, seed );
              return results;
            }

            break;
          }
        }
      }
    }
  }

  // Compile and execute a filtering function
  // Provide `match` to avoid retokenization if we modified the selector above
  compile( selector, match )(
    seed,
    context,
    !documentIsHTML,
    results,
    rsibling.test( selector )
  );
  return results;
}

// One-time assignments

// Sort stability
support.sortStable = expando.split("").sort( sortOrder ).join("") === expando;

// Support: Chrome<14
// Always assume duplicates if they aren't passed to the comparison function
support.detectDuplicates = hasDuplicate;

// Initialize against the default document
setDocument();

// Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27)
// Detached nodes confoundingly follow *each other*
support.sortDetached = assert(function( div1 ) {
  // Should return 1, but returns 4 (following)
  return div1.compareDocumentPosition( document.createElement("div") ) & 1;
});

// Support: IE<8
// Prevent attribute/property "interpolation"
// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
if ( !assert(function( div ) {
  div.innerHTML = "<a href='#'></a>";
  return div.firstChild.getAttribute("href") === "#" ;
}) ) {
  addHandle( "type|href|height|width", function( elem, name, isXML ) {
    if ( !isXML ) {
      return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 );
    }
  });
}

// Support: IE<9
// Use defaultValue in place of getAttribute("value")
if ( !support.attributes || !assert(function( div ) {
  div.innerHTML = "<input/>";
  div.firstChild.setAttribute( "value", "" );
  return div.firstChild.getAttribute( "value" ) === "";
}) ) {
  addHandle( "value", function( elem, name, isXML ) {
    if ( !isXML && elem.nodeName.toLowerCase() === "input" ) {
      return elem.defaultValue;
    }
  });
}

// Support: IE<9
// Use getAttributeNode to fetch booleans when getAttribute lies
if ( !assert(function( div ) {
  return div.getAttribute("disabled") == null;
}) ) {
  addHandle( booleans, function( elem, name, isXML ) {
    var val;
    if ( !isXML ) {
      return (val = elem.getAttributeNode( name )) && val.specified ?
        val.value :
        elem[ name ] === true ? name.toLowerCase() : null;
    }
  });
}

jQuery.find = Sizzle;
jQuery.expr = Sizzle.selectors;
jQuery.expr[":"] = jQuery.expr.pseudos;
jQuery.unique = Sizzle.uniqueSort;
jQuery.text = Sizzle.getText;
jQuery.isXMLDoc = Sizzle.isXML;
jQuery.contains = Sizzle.contains;


})( window );
// String to Object options format cache
var optionsCache = {};

// Convert String-formatted options into Object-formatted ones and store in cache
function createOptions( options ) {
  var object = optionsCache[ options ] = {};
  jQuery.each( options.match( core_rnotwhite ) || [], function( _, flag ) {
    object[ flag ] = true;
  });
  return object;
}

/*
 * Create a callback list using the following parameters:
 *
 *  options: an optional list of space-separated options that will change how
 *      the callback list behaves or a more traditional option object
 *
 * By default a callback list will act like an event callback list and can be
 * "fired" multiple times.
 *
 * Possible options:
 *
 *  once:     will ensure the callback list can only be fired once (like a Deferred)
 *
 *  memory:     will keep track of previous values and will call any callback added
 *          after the list has been fired right away with the latest "memorized"
 *          values (like a Deferred)
 *
 *  unique:     will ensure a callback can only be added once (no duplicate in the list)
 *
 *  stopOnFalse:  interrupt callings when a callback returns false
 *
 */
jQuery.Callbacks = function( options ) {

  // Convert options from String-formatted to Object-formatted if needed
  // (we check in cache first)
  options = typeof options === "string" ?
    ( optionsCache[ options ] || createOptions( options ) ) :
    jQuery.extend( {}, options );

  var // Flag to know if list is currently firing
    firing,
    // Last fire value (for non-forgettable lists)
    memory,
    // Flag to know if list was already fired
    fired,
    // End of the loop when firing
    firingLength,
    // Index of currently firing callback (modified by remove if needed)
    firingIndex,
    // First callback to fire (used internally by add and fireWith)
    firingStart,
    // Actual callback list
    list = [],
    // Stack of fire calls for repeatable lists
    stack = !options.once && [],
    // Fire callbacks
    fire = function( data ) {
      memory = options.memory && data;
      fired = true;
      firingIndex = firingStart || 0;
      firingStart = 0;
      firingLength = list.length;
      firing = true;
      for ( ; list && firingIndex < firingLength; firingIndex++ ) {
        if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) {
          memory = false; // To prevent further calls using add
          break;
        }
      }
      firing = false;
      if ( list ) {
        if ( stack ) {
          if ( stack.length ) {
            fire( stack.shift() );
          }
        } else if ( memory ) {
          list = [];
        } else {
          self.disable();
        }
      }
    },
    // Actual Callbacks object
    self = {
      // Add a callback or a collection of callbacks to the list
      add: function() {
        if ( list ) {
          // First, we save the current length
          var start = list.length;
          (function add( args ) {
            jQuery.each( args, function( _, arg ) {
              var type = jQuery.type( arg );
              if ( type === "function" ) {
                if ( !options.unique || !self.has( arg ) ) {
                  list.push( arg );
                }
              } else if ( arg && arg.length && type !== "string" ) {
                // Inspect recursively
                add( arg );
              }
            });
          })( arguments );
          // Do we need to add the callbacks to the
          // current firing batch?
          if ( firing ) {
            firingLength = list.length;
          // With memory, if we're not firing then
          // we should call right away
          } else if ( memory ) {
            firingStart = start;
            fire( memory );
          }
        }
        return this;
      },
      // Remove a callback from the list
      remove: function() {
        if ( list ) {
          jQuery.each( arguments, function( _, arg ) {
            var index;
            while( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {
              list.splice( index, 1 );
              // Handle firing indexes
              if ( firing ) {
                if ( index <= firingLength ) {
                  firingLength--;
                }
                if ( index <= firingIndex ) {
                  firingIndex--;
                }
              }
            }
          });
        }
        return this;
      },
      // Check if a given callback is in the list.
      // If no argument is given, return whether or not list has callbacks attached.
      has: function( fn ) {
        return fn ? jQuery.inArray( fn, list ) > -1 : !!( list && list.length );
      },
      // Remove all callbacks from the list
      empty: function() {
        list = [];
        firingLength = 0;
        return this;
      },
      // Have the list do nothing anymore
      disable: function() {
        list = stack = memory = undefined;
        return this;
      },
      // Is it disabled?
      disabled: function() {
        return !list;
      },
      // Lock the list in its current state
      lock: function() {
        stack = undefined;
        if ( !memory ) {
          self.disable();
        }
        return this;
      },
      // Is it locked?
      locked: function() {
        return !stack;
      },
      // Call all callbacks with the given context and arguments
      fireWith: function( context, args ) {
        if ( list && ( !fired || stack ) ) {
          args = args || [];
          args = [ context, args.slice ? args.slice() : args ];
          if ( firing ) {
            stack.push( args );
          } else {
            fire( args );
          }
        }
        return this;
      },
      // Call all the callbacks with the given arguments
      fire: function() {
        self.fireWith( this, arguments );
        return this;
      },
      // To know if the callbacks have already been called at least once
      fired: function() {
        return !!fired;
      }
    };

  return self;
};

jQuery.extend({

  Deferred: function( func ) {
    var tuples = [
        // action, add listener, listener list, final state
        [ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ],
        [ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ],
        [ "notify", "progress", jQuery.Callbacks("memory") ]
      ],
      state = "pending",
      promise = {
        state: function() {
          return state;
        },
        always: function() {
          deferred.done( arguments ).fail( arguments );
          return this;
        },
        then: function( /* fnDone, fnFail, fnProgress */ ) {
          var fns = arguments;
          return jQuery.Deferred(function( newDefer ) {
            jQuery.each( tuples, function( i, tuple ) {
              var action = tuple[ 0 ],
                fn = jQuery.isFunction( fns[ i ] ) && fns[ i ];
              // deferred[ done | fail | progress ] for forwarding actions to newDefer
              deferred[ tuple[1] ](function() {
                var returned = fn && fn.apply( this, arguments );
                if ( returned && jQuery.isFunction( returned.promise ) ) {
                  returned.promise()
                    .done( newDefer.resolve )
                    .fail( newDefer.reject )
                    .progress( newDefer.notify );
                } else {
                  newDefer[ action + "With" ]( this === promise ? newDefer.promise() : this, fn ? [ returned ] : arguments );
                }
              });
            });
            fns = null;
          }).promise();
        },
        // Get a promise for this deferred
        // If obj is provided, the promise aspect is added to the object
        promise: function( obj ) {
          return obj != null ? jQuery.extend( obj, promise ) : promise;
        }
      },
      deferred = {};

    // Keep pipe for back-compat
    promise.pipe = promise.then;

    // Add list-specific methods
    jQuery.each( tuples, function( i, tuple ) {
      var list = tuple[ 2 ],
        stateString = tuple[ 3 ];

      // promise[ done | fail | progress ] = list.add
      promise[ tuple[1] ] = list.add;

      // Handle state
      if ( stateString ) {
        list.add(function() {
          // state = [ resolved | rejected ]
          state = stateString;

        // [ reject_list | resolve_list ].disable; progress_list.lock
        }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock );
      }

      // deferred[ resolve | reject | notify ]
      deferred[ tuple[0] ] = function() {
        deferred[ tuple[0] + "With" ]( this === deferred ? promise : this, arguments );
        return this;
      };
      deferred[ tuple[0] + "With" ] = list.fireWith;
    });

    // Make the deferred a promise
    promise.promise( deferred );

    // Call given func if any
    if ( func ) {
      func.call( deferred, deferred );
    }

    // All done!
    return deferred;
  },

  // Deferred helper
  when: function( subordinate /* , ..., subordinateN */ ) {
    var i = 0,
      resolveValues = core_slice.call( arguments ),
      length = resolveValues.length,

      // the count of uncompleted subordinates
      remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0,

      // the master Deferred. If resolveValues consist of only a single Deferred, just use that.
      deferred = remaining === 1 ? subordinate : jQuery.Deferred(),

      // Update function for both resolve and progress values
      updateFunc = function( i, contexts, values ) {
        return function( value ) {
          contexts[ i ] = this;
          values[ i ] = arguments.length > 1 ? core_slice.call( arguments ) : value;
          if( values === progressValues ) {
            deferred.notifyWith( contexts, values );
          } else if ( !( --remaining ) ) {
            deferred.resolveWith( contexts, values );
          }
        };
      },

      progressValues, progressContexts, resolveContexts;

    // add listeners to Deferred subordinates; treat others as resolved
    if ( length > 1 ) {
      progressValues = new Array( length );
      progressContexts = new Array( length );
      resolveContexts = new Array( length );
      for ( ; i < length; i++ ) {
        if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) {
          resolveValues[ i ].promise()
            .done( updateFunc( i, resolveContexts, resolveValues ) )
            .fail( deferred.reject )
            .progress( updateFunc( i, progressContexts, progressValues ) );
        } else {
          --remaining;
        }
      }
    }

    // if we're not waiting on anything, resolve the master
    if ( !remaining ) {
      deferred.resolveWith( resolveContexts, resolveValues );
    }

    return deferred.promise();
  }
});

jQuery.support = (function( support ) {

  var all, a, input, select, fragment, opt, eventName, isSupported, i,
    div = document.createElement("div");

  // Setup
  div.setAttribute( "className", "t" );
  div.innerHTML = "  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";

  // Finish early in limited (non-browser) environments
  all = div.getElementsByTagName("*") || [];
  a = div.getElementsByTagName("a")[ 0 ];
  if ( !a || !a.style || !all.length ) {
    return support;
  }

  // First batch of tests
  select = document.createElement("select");
  opt = select.appendChild( document.createElement("option") );
  input = div.getElementsByTagName("input")[ 0 ];

  a.style.cssText = "top:1px;float:left;opacity:.5";

  // Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7)
  support.getSetAttribute = div.className !== "t";

  // IE strips leading whitespace when .innerHTML is used
  support.leadingWhitespace = div.firstChild.nodeType === 3;

  // Make sure that tbody elements aren't automatically inserted
  // IE will insert them into empty tables
  support.tbody = !div.getElementsByTagName("tbody").length;

  // Make sure that link elements get serialized correctly by innerHTML
  // This requires a wrapper element in IE
  support.htmlSerialize = !!div.getElementsByTagName("link").length;

  // Get the style information from getAttribute
  // (IE uses .cssText instead)
  support.style = /top/.test( a.getAttribute("style") );

  // Make sure that URLs aren't manipulated
  // (IE normalizes it by default)
  support.hrefNormalized = a.getAttribute("href") === "/a";

  // Make sure that element opacity exists
  // (IE uses filter instead)
  // Use a regex to work around a WebKit issue. See #5145
  support.opacity = /^0.5/.test( a.style.opacity );

  // Verify style float existence
  // (IE uses styleFloat instead of cssFloat)
  support.cssFloat = !!a.style.cssFloat;

  // Check the default checkbox/radio value ("" on WebKit; "on" elsewhere)
  support.checkOn = !!input.value;

  // Make sure that a selected-by-default option has a working selected property.
  // (WebKit defaults to false instead of true, IE too, if it's in an optgroup)
  support.optSelected = opt.selected;

  // Tests for enctype support on a form (#6743)
  support.enctype = !!document.createElement("form").enctype;

  // Makes sure cloning an html5 element does not cause problems
  // Where outerHTML is undefined, this still works
  support.html5Clone = document.createElement("nav").cloneNode( true ).outerHTML !== "<:nav></:nav>";

  // Will be defined later
  support.inlineBlockNeedsLayout = false;
  support.shrinkWrapBlocks = false;
  support.pixelPosition = false;
  support.deleteExpando = true;
  support.noCloneEvent = true;
  support.reliableMarginRight = true;
  support.boxSizingReliable = true;

  // Make sure checked status is properly cloned
  input.checked = true;
  support.noCloneChecked = input.cloneNode( true ).checked;

  // Make sure that the options inside disabled selects aren't marked as disabled
  // (WebKit marks them as disabled)
  select.disabled = true;
  support.optDisabled = !opt.disabled;

  // Support: IE<9
  try {
    delete div.test;
  } catch( e ) {
    support.deleteExpando = false;
  }

  // Check if we can trust getAttribute("value")
  input = document.createElement("input");
  input.setAttribute( "value", "" );
  support.input = input.getAttribute( "value" ) === "";

  // Check if an input maintains its value after becoming a radio
  input.value = "t";
  input.setAttribute( "type", "radio" );
  support.radioValue = input.value === "t";

  // #11217 - WebKit loses check when the name is after the checked attribute
  input.setAttribute( "checked", "t" );
  input.setAttribute( "name", "t" );

  fragment = document.createDocumentFragment();
  fragment.appendChild( input );

  // Check if a disconnected checkbox will retain its checked
  // value of true after appended to the DOM (IE6/7)
  support.appendChecked = input.checked;

  // WebKit doesn't clone checked state correctly in fragments
  support.checkClone = fragment.cloneNode( true ).cloneNode( true ).lastChild.checked;

  // Support: IE<9
  // Opera does not clone events (and typeof div.attachEvent === undefined).
  // IE9-10 clones events bound via attachEvent, but they don't trigger with .click()
  if ( div.attachEvent ) {
    div.attachEvent( "onclick", function() {
      support.noCloneEvent = false;
    });

    div.cloneNode( true ).click();
  }

  // Support: IE<9 (lack submit/change bubble), Firefox 17+ (lack focusin event)
  // Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP)
  for ( i in { submit: true, change: true, focusin: true }) {
    div.setAttribute( eventName = "on" + i, "t" );

    support[ i + "Bubbles" ] = eventName in window || div.attributes[ eventName ].expando === false;
  }

  div.style.backgroundClip = "content-box";
  div.cloneNode( true ).style.backgroundClip = "";
  support.clearCloneStyle = div.style.backgroundClip === "content-box";

  // Support: IE<9
  // Iteration over object's inherited properties before its own.
  for ( i in jQuery( support ) ) {
    break;
  }
  support.ownLast = i !== "0";

  // Run tests that need a body at doc ready
  jQuery(function() {
    var container, marginDiv, tds,
      divReset = "padding:0;margin:0;border:0;display:block;box-sizing:content-box;-moz-box-sizing:content-box;-webkit-box-sizing:content-box;",
      body = document.getElementsByTagName("body")[0];

    if ( !body ) {
      // Return for frameset docs that don't have a body
      return;
    }

    container = document.createElement("div");
    container.style.cssText = "border:0;width:0;height:0;position:absolute;top:0;left:-9999px;margin-top:1px";

    body.appendChild( container ).appendChild( div );

    // Support: IE8
    // Check if table cells still have offsetWidth/Height when they are set
    // to display:none and there are still other visible table cells in a
    // table row; if so, offsetWidth/Height are not reliable for use when
    // determining if an element has been hidden directly using
    // display:none (it is still safe to use offsets if a parent element is
    // hidden; don safety goggles and see bug #4512 for more information).
    div.innerHTML = "<table><tr><td></td><td>t</td></tr></table>";
    tds = div.getElementsByTagName("td");
    tds[ 0 ].style.cssText = "padding:0;margin:0;border:0;display:none";
    isSupported = ( tds[ 0 ].offsetHeight === 0 );

    tds[ 0 ].style.display = "";
    tds[ 1 ].style.display = "none";

    // Support: IE8
    // Check if empty table cells still have offsetWidth/Height
    support.reliableHiddenOffsets = isSupported && ( tds[ 0 ].offsetHeight === 0 );

    // Check box-sizing and margin behavior.
    div.innerHTML = "";
    div.style.cssText = "box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;position:absolute;top:1%;";

    // Workaround failing boxSizing test due to offsetWidth returning wrong value
    // with some non-1 values of body zoom, ticket #13543
    jQuery.swap( body, body.style.zoom != null ? { zoom: 1 } : {}, function() {
      support.boxSizing = div.offsetWidth === 4;
    });

    // Use window.getComputedStyle because jsdom on node.js will break without it.
    if ( window.getComputedStyle ) {
      support.pixelPosition = ( window.getComputedStyle( div, null ) || {} ).top !== "1%";
      support.boxSizingReliable = ( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px";

      // Check if div with explicit width and no margin-right incorrectly
      // gets computed margin-right based on width of container. (#3333)
      // Fails in WebKit before Feb 2011 nightlies
      // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
      marginDiv = div.appendChild( document.createElement("div") );
      marginDiv.style.cssText = div.style.cssText = divReset;
      marginDiv.style.marginRight = marginDiv.style.width = "0";
      div.style.width = "1px";

      support.reliableMarginRight =
        !parseFloat( ( window.getComputedStyle( marginDiv, null ) || {} ).marginRight );
    }

    if ( typeof div.style.zoom !== core_strundefined ) {
      // Support: IE<8
      // Check if natively block-level elements act like inline-block
      // elements when setting their display to 'inline' and giving
      // them layout
      div.innerHTML = "";
      div.style.cssText = divReset + "width:1px;padding:1px;display:inline;zoom:1";
      support.inlineBlockNeedsLayout = ( div.offsetWidth === 3 );

      // Support: IE6
      // Check if elements with layout shrink-wrap their children
      div.style.display = "block";
      div.innerHTML = "<div></div>";
      div.firstChild.style.width = "5px";
      support.shrinkWrapBlocks = ( div.offsetWidth !== 3 );

      if ( support.inlineBlockNeedsLayout ) {
        // Prevent IE 6 from affecting layout for positioned elements #11048
        // Prevent IE from shrinking the body in IE 7 mode #12869
        // Support: IE<8
        body.style.zoom = 1;
      }
    }

    body.removeChild( container );

    // Null elements to avoid leaks in IE
    container = div = tds = marginDiv = null;
  });

  // Null elements to avoid leaks in IE
  all = select = fragment = opt = a = input = null;

  return support;
})({});

var rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/,
  rmultiDash = /([A-Z])/g;

function internalData( elem, name, data, pvt /* Internal Use Only */ ){
  if ( !jQuery.acceptData( elem ) ) {
    return;
  }

  var ret, thisCache,
    internalKey = jQuery.expando,

    // We have to handle DOM nodes and JS objects differently because IE6-7
    // can't GC object references properly across the DOM-JS boundary
    isNode = elem.nodeType,

    // Only DOM nodes need the global jQuery cache; JS object data is
    // attached directly to the object so GC can occur automatically
    cache = isNode ? jQuery.cache : elem,

    // Only defining an ID for JS objects if its cache already exists allows
    // the code to shortcut on the same path as a DOM node with no cache
    id = isNode ? elem[ internalKey ] : elem[ internalKey ] && internalKey;

  // Avoid doing any more work than we need to when trying to get data on an
  // object that has no data at all
  if ( (!id || !cache[id] || (!pvt && !cache[id].data)) && data === undefined && typeof name === "string" ) {
    return;
  }

  if ( !id ) {
    // Only DOM nodes need a new unique ID for each element since their data
    // ends up in the global cache
    if ( isNode ) {
      id = elem[ internalKey ] = core_deletedIds.pop() || jQuery.guid++;
    } else {
      id = internalKey;
    }
  }

  if ( !cache[ id ] ) {
    // Avoid exposing jQuery metadata on plain JS objects when the object
    // is serialized using JSON.stringify
    cache[ id ] = isNode ? {} : { toJSON: jQuery.noop };
  }

  // An object can be passed to jQuery.data instead of a key/value pair; this gets
  // shallow copied over onto the existing cache
  if ( typeof name === "object" || typeof name === "function" ) {
    if ( pvt ) {
      cache[ id ] = jQuery.extend( cache[ id ], name );
    } else {
      cache[ id ].data = jQuery.extend( cache[ id ].data, name );
    }
  }

  thisCache = cache[ id ];

  // jQuery data() is stored in a separate object inside the object's internal data
  // cache in order to avoid key collisions between internal data and user-defined
  // data.
  if ( !pvt ) {
    if ( !thisCache.data ) {
      thisCache.data = {};
    }

    thisCache = thisCache.data;
  }

  if ( data !== undefined ) {
    thisCache[ jQuery.camelCase( name ) ] = data;
  }

  // Check for both converted-to-camel and non-converted data property names
  // If a data property was specified
  if ( typeof name === "string" ) {

    // First Try to find as-is property data
    ret = thisCache[ name ];

    // Test for null|undefined property data
    if ( ret == null ) {

      // Try to find the camelCased property
      ret = thisCache[ jQuery.camelCase( name ) ];
    }
  } else {
    ret = thisCache;
  }

  return ret;
}

function internalRemoveData( elem, name, pvt ) {
  if ( !jQuery.acceptData( elem ) ) {
    return;
  }

  var thisCache, i,
    isNode = elem.nodeType,

    // See jQuery.data for more information
    cache = isNode ? jQuery.cache : elem,
    id = isNode ? elem[ jQuery.expando ] : jQuery.expando;

  // If there is already no cache entry for this object, there is no
  // purpose in continuing
  if ( !cache[ id ] ) {
    return;
  }

  if ( name ) {

    thisCache = pvt ? cache[ id ] : cache[ id ].data;

    if ( thisCache ) {

      // Support array or space separated string names for data keys
      if ( !jQuery.isArray( name ) ) {

        // try the string as a key before any manipulation
        if ( name in thisCache ) {
          name = [ name ];
        } else {

          // split the camel cased version by spaces unless a key with the spaces exists
          name = jQuery.camelCase( name );
          if ( name in thisCache ) {
            name = [ name ];
          } else {
            name = name.split(" ");
          }
        }
      } else {
        // If "name" is an array of keys...
        // When data is initially created, via ("key", "val") signature,
        // keys will be converted to camelCase.
        // Since there is no way to tell _how_ a key was added, remove
        // both plain key and camelCase key. #12786
        // This will only penalize the array argument path.
        name = name.concat( jQuery.map( name, jQuery.camelCase ) );
      }

      i = name.length;
      while ( i-- ) {
        delete thisCache[ name[i] ];
      }

      // If there is no data left in the cache, we want to continue
      // and let the cache object itself get destroyed
      if ( pvt ? !isEmptyDataObject(thisCache) : !jQuery.isEmptyObject(thisCache) ) {
        return;
      }
    }
  }

  // See jQuery.data for more information
  if ( !pvt ) {
    delete cache[ id ].data;

    // Don't destroy the parent cache unless the internal data object
    // had been the only thing left in it
    if ( !isEmptyDataObject( cache[ id ] ) ) {
      return;
    }
  }

  // Destroy the cache
  if ( isNode ) {
    jQuery.cleanData( [ elem ], true );

  // Use delete when supported for expandos or `cache` is not a window per isWindow (#10080)
  /* jshint eqeqeq: false */
  } else if ( jQuery.support.deleteExpando || cache != cache.window ) {
    /* jshint eqeqeq: true */
    delete cache[ id ];

  // When all else fails, null
  } else {
    cache[ id ] = null;
  }
}

jQuery.extend({
  cache: {},

  // The following elements throw uncatchable exceptions if you
  // attempt to add expando properties to them.
  noData: {
    "applet": true,
    "embed": true,
    // Ban all objects except for Flash (which handle expandos)
    "object": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"
  },

  hasData: function( elem ) {
    elem = elem.nodeType ? jQuery.cache[ elem[jQuery.expando] ] : elem[ jQuery.expando ];
    return !!elem && !isEmptyDataObject( elem );
  },

  data: function( elem, name, data ) {
    return internalData( elem, name, data );
  },

  removeData: function( elem, name ) {
    return internalRemoveData( elem, name );
  },

  // For internal use only.
  _data: function( elem, name, data ) {
    return internalData( elem, name, data, true );
  },

  _removeData: function( elem, name ) {
    return internalRemoveData( elem, name, true );
  },

  // A method for determining if a DOM node can handle the data expando
  acceptData: function( elem ) {
    // Do not set data on non-element because it will not be cleared (#8335).
    if ( elem.nodeType && elem.nodeType !== 1 && elem.nodeType !== 9 ) {
      return false;
    }

    var noData = elem.nodeName && jQuery.noData[ elem.nodeName.toLowerCase() ];

    // nodes accept data unless otherwise specified; rejection can be conditional
    return !noData || noData !== true && elem.getAttribute("classid") === noData;
  }
});

jQuery.fn.extend({
  data: function( key, value ) {
    var attrs, name,
      data = null,
      i = 0,
      elem = this[0];

    // Special expections of .data basically thwart jQuery.access,
    // so implement the relevant behavior ourselves

    // Gets all values
    if ( key === undefined ) {
      if ( this.length ) {
        data = jQuery.data( elem );

        if ( elem.nodeType === 1 && !jQuery._data( elem, "parsedAttrs" ) ) {
          attrs = elem.attributes;
          for ( ; i < attrs.length; i++ ) {
            name = attrs[i].name;

            if ( name.indexOf("data-") === 0 ) {
              name = jQuery.camelCase( name.slice(5) );

              dataAttr( elem, name, data[ name ] );
            }
          }
          jQuery._data( elem, "parsedAttrs", true );
        }
      }

      return data;
    }

    // Sets multiple values
    if ( typeof key === "object" ) {
      return this.each(function() {
        jQuery.data( this, key );
      });
    }

    return arguments.length > 1 ?

      // Sets one value
      this.each(function() {
        jQuery.data( this, key, value );
      }) :

      // Gets one value
      // Try to fetch any internally stored data first
      elem ? dataAttr( elem, key, jQuery.data( elem, key ) ) : null;
  },

  removeData: function( key ) {
    return this.each(function() {
      jQuery.removeData( this, key );
    });
  }
});

function dataAttr( elem, key, data ) {
  // If nothing was found internally, try to fetch any
  // data from the HTML5 data-* attribute
  if ( data === undefined && elem.nodeType === 1 ) {

    var name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase();

    data = elem.getAttribute( name );

    if ( typeof data === "string" ) {
      try {
        data = data === "true" ? true :
          data === "false" ? false :
          data === "null" ? null :
          // Only convert to a number if it doesn't change the string
          +data + "" === data ? +data :
          rbrace.test( data ) ? jQuery.parseJSON( data ) :
            data;
      } catch( e ) {}

      // Make sure we set the data so it isn't changed later
      jQuery.data( elem, key, data );

    } else {
      data = undefined;
    }
  }

  return data;
}

// checks a cache object for emptiness
function isEmptyDataObject( obj ) {
  var name;
  for ( name in obj ) {

    // if the public data object is empty, the private is still empty
    if ( name === "data" && jQuery.isEmptyObject( obj[name] ) ) {
      continue;
    }
    if ( name !== "toJSON" ) {
      return false;
    }
  }

  return true;
}

jQuery.extend({
  queue: function( elem, type, data ) {
    var queue;

    if ( elem ) {
      type = ( type || "fx" ) + "queue";
      queue = jQuery._data( elem, type );

      // Speed up dequeue by getting out quickly if this is just a lookup
      if ( data ) {
        if ( !queue || jQuery.isArray(data) ) {
          queue = jQuery._data( elem, type, jQuery.makeArray(data) );
        } else {
          queue.push( data );
        }
      }
      return queue || [];
    }
  },

  dequeue: function( elem, type ) {
    type = type || "fx";

    var queue = jQuery.queue( elem, type ),
      startLength = queue.length,
      fn = queue.shift(),
      hooks = jQuery._queueHooks( elem, type ),
      next = function() {
        jQuery.dequeue( elem, type );
      };

    // If the fx queue is dequeued, always remove the progress sentinel
    if ( fn === "inprogress" ) {
      fn = queue.shift();
      startLength--;
    }

    if ( fn ) {

      // Add a progress sentinel to prevent the fx queue from being
      // automatically dequeued
      if ( type === "fx" ) {
        queue.unshift( "inprogress" );
      }

      // clear up the last queue stop function
      delete hooks.stop;
      fn.call( elem, next, hooks );
    }

    if ( !startLength && hooks ) {
      hooks.empty.fire();
    }
  },

  // not intended for public consumption - generates a queueHooks object, or returns the current one
  _queueHooks: function( elem, type ) {
    var key = type + "queueHooks";
    return jQuery._data( elem, key ) || jQuery._data( elem, key, {
      empty: jQuery.Callbacks("once memory").add(function() {
        jQuery._removeData( elem, type + "queue" );
        jQuery._removeData( elem, key );
      })
    });
  }
});

jQuery.fn.extend({
  queue: function( type, data ) {
    var setter = 2;

    if ( typeof type !== "string" ) {
      data = type;
      type = "fx";
      setter--;
    }

    if ( arguments.length < setter ) {
      return jQuery.queue( this[0], type );
    }

    return data === undefined ?
      this :
      this.each(function() {
        var queue = jQuery.queue( this, type, data );

        // ensure a hooks for this queue
        jQuery._queueHooks( this, type );

        if ( type === "fx" && queue[0] !== "inprogress" ) {
          jQuery.dequeue( this, type );
        }
      });
  },
  dequeue: function( type ) {
    return this.each(function() {
      jQuery.dequeue( this, type );
    });
  },
  // Based off of the plugin by Clint Helfers, with permission.
  // http://blindsignals.com/index.php/2009/07/jquery-delay/
  delay: function( time, type ) {
    time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time;
    type = type || "fx";

    return this.queue( type, function( next, hooks ) {
      var timeout = setTimeout( next, time );
      hooks.stop = function() {
        clearTimeout( timeout );
      };
    });
  },
  clearQueue: function( type ) {
    return this.queue( type || "fx", [] );
  },
  // Get a promise resolved when queues of a certain type
  // are emptied (fx is the type by default)
  promise: function( type, obj ) {
    var tmp,
      count = 1,
      defer = jQuery.Deferred(),
      elements = this,
      i = this.length,
      resolve = function() {
        if ( !( --count ) ) {
          defer.resolveWith( elements, [ elements ] );
        }
      };

    if ( typeof type !== "string" ) {
      obj = type;
      type = undefined;
    }
    type = type || "fx";

    while( i-- ) {
      tmp = jQuery._data( elements[ i ], type + "queueHooks" );
      if ( tmp && tmp.empty ) {
        count++;
        tmp.empty.add( resolve );
      }
    }
    resolve();
    return defer.promise( obj );
  }
});

var nodeHook, boolHook,
  rclass = /[\t\r\n\f]/g,
  rreturn = /\r/g,
  rfocusable = /^(?:input|select|textarea|button|object)$/i,
  rclickable = /^(?:a|area)$/i,
  ruseDefault = /^(?:checked|selected)$/i,
  getSetAttribute = jQuery.support.getSetAttribute,
  getSetInput = jQuery.support.input;

jQuery.fn.extend({
  attr: function( name, value ) {
    return jQuery.access( this, jQuery.attr, name, value, arguments.length > 1 );
  },

  removeAttr: function( name ) {
    return this.each(function() {
      jQuery.removeAttr( this, name );
    });
  },

  prop: function( name, value ) {
    return jQuery.access( this, jQuery.prop, name, value, arguments.length > 1 );
  },

  removeProp: function( name ) {
    name = jQuery.propFix[ name ] || name;
    return this.each(function() {
      // try/catch handles cases where IE balks (such as removing a property on window)
      try {
        this[ name ] = undefined;
        delete this[ name ];
      } catch( e ) {}
    });
  },

  addClass: function( value ) {
    var classes, elem, cur, clazz, j,
      i = 0,
      len = this.length,
      proceed = typeof value === "string" && value;

    if ( jQuery.isFunction( value ) ) {
      return this.each(function( j ) {
        jQuery( this ).addClass( value.call( this, j, this.className ) );
      });
    }

    if ( proceed ) {
      // The disjunction here is for better compressibility (see removeClass)
      classes = ( value || "" ).match( core_rnotwhite ) || [];

      for ( ; i < len; i++ ) {
        elem = this[ i ];
        cur = elem.nodeType === 1 && ( elem.className ?
          ( " " + elem.className + " " ).replace( rclass, " " ) :
          " "
        );

        if ( cur ) {
          j = 0;
          while ( (clazz = classes[j++]) ) {
            if ( cur.indexOf( " " + clazz + " " ) < 0 ) {
              cur += clazz + " ";
            }
          }
          elem.className = jQuery.trim( cur );

        }
      }
    }

    return this;
  },

  removeClass: function( value ) {
    var classes, elem, cur, clazz, j,
      i = 0,
      len = this.length,
      proceed = arguments.length === 0 || typeof value === "string" && value;

    if ( jQuery.isFunction( value ) ) {
      return this.each(function( j ) {
        jQuery( this ).removeClass( value.call( this, j, this.className ) );
      });
    }
    if ( proceed ) {
      classes = ( value || "" ).match( core_rnotwhite ) || [];

      for ( ; i < len; i++ ) {
        elem = this[ i ];
        // This expression is here for better compressibility (see addClass)
        cur = elem.nodeType === 1 && ( elem.className ?
          ( " " + elem.className + " " ).replace( rclass, " " ) :
          ""
        );

        if ( cur ) {
          j = 0;
          while ( (clazz = classes[j++]) ) {
            // Remove *all* instances
            while ( cur.indexOf( " " + clazz + " " ) >= 0 ) {
              cur = cur.replace( " " + clazz + " ", " " );
            }
          }
          elem.className = value ? jQuery.trim( cur ) : "";
        }
      }
    }

    return this;
  },

  toggleClass: function( value, stateVal ) {
    var type = typeof value;

    if ( typeof stateVal === "boolean" && type === "string" ) {
      return stateVal ? this.addClass( value ) : this.removeClass( value );
    }

    if ( jQuery.isFunction( value ) ) {
      return this.each(function( i ) {
        jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal );
      });
    }

    return this.each(function() {
      if ( type === "string" ) {
        // toggle individual class names
        var className,
          i = 0,
          self = jQuery( this ),
          classNames = value.match( core_rnotwhite ) || [];

        while ( (className = classNames[ i++ ]) ) {
          // check each className given, space separated list
          if ( self.hasClass( className ) ) {
            self.removeClass( className );
          } else {
            self.addClass( className );
          }
        }

      // Toggle whole class name
      } else if ( type === core_strundefined || type === "boolean" ) {
        if ( this.className ) {
          // store className if set
          jQuery._data( this, "__className__", this.className );
        }

        // If the element has a class name or if we're passed "false",
        // then remove the whole classname (if there was one, the above saved it).
        // Otherwise bring back whatever was previously saved (if anything),
        // falling back to the empty string if nothing was stored.
        this.className = this.className || value === false ? "" : jQuery._data( this, "__className__" ) || "";
      }
    });
  },

  hasClass: function( selector ) {
    var className = " " + selector + " ",
      i = 0,
      l = this.length;
    for ( ; i < l; i++ ) {
      if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) >= 0 ) {
        return true;
      }
    }

    return false;
  },

  val: function( value ) {
    var ret, hooks, isFunction,
      elem = this[0];

    if ( !arguments.length ) {
      if ( elem ) {
        hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ];

        if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) {
          return ret;
        }

        ret = elem.value;

        return typeof ret === "string" ?
          // handle most common string cases
          ret.replace(rreturn, "") :
          // handle cases where value is null/undef or number
          ret == null ? "" : ret;
      }

      return;
    }

    isFunction = jQuery.isFunction( value );

    return this.each(function( i ) {
      var val;

      if ( this.nodeType !== 1 ) {
        return;
      }

      if ( isFunction ) {
        val = value.call( this, i, jQuery( this ).val() );
      } else {
        val = value;
      }

      // Treat null/undefined as ""; convert numbers to string
      if ( val == null ) {
        val = "";
      } else if ( typeof val === "number" ) {
        val += "";
      } else if ( jQuery.isArray( val ) ) {
        val = jQuery.map(val, function ( value ) {
          return value == null ? "" : value + "";
        });
      }

      hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];

      // If set returns undefined, fall back to normal setting
      if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) {
        this.value = val;
      }
    });
  }
});

jQuery.extend({
  valHooks: {
    option: {
      get: function( elem ) {
        // Use proper attribute retrieval(#6932, #12072)
        var val = jQuery.find.attr( elem, "value" );
        return val != null ?
          val :
          elem.text;
      }
    },
    select: {
      get: function( elem ) {
        var value, option,
          options = elem.options,
          index = elem.selectedIndex,
          one = elem.type === "select-one" || index < 0,
          values = one ? null : [],
          max = one ? index + 1 : options.length,
          i = index < 0 ?
            max :
            one ? index : 0;

        // Loop through all the selected options
        for ( ; i < max; i++ ) {
          option = options[ i ];

          // oldIE doesn't update selected after form reset (#2551)
          if ( ( option.selected || i === index ) &&
              // Don't return options that are disabled or in a disabled optgroup
              ( jQuery.support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null ) &&
              ( !option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" ) ) ) {

            // Get the specific value for the option
            value = jQuery( option ).val();

            // We don't need an array for one selects
            if ( one ) {
              return value;
            }

            // Multi-Selects return an array
            values.push( value );
          }
        }

        return values;
      },

      set: function( elem, value ) {
        var optionSet, option,
          options = elem.options,
          values = jQuery.makeArray( value ),
          i = options.length;

        while ( i-- ) {
          option = options[ i ];
          if ( (option.selected = jQuery.inArray( jQuery(option).val(), values ) >= 0) ) {
            optionSet = true;
          }
        }

        // force browsers to behave consistently when non-matching value is set
        if ( !optionSet ) {
          elem.selectedIndex = -1;
        }
        return values;
      }
    }
  },

  attr: function( elem, name, value ) {
    var hooks, ret,
      nType = elem.nodeType;

    // don't get/set attributes on text, comment and attribute nodes
    if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
      return;
    }

    // Fallback to prop when attributes are not supported
    if ( typeof elem.getAttribute === core_strundefined ) {
      return jQuery.prop( elem, name, value );
    }

    // All attributes are lowercase
    // Grab necessary hook if one is defined
    if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {
      name = name.toLowerCase();
      hooks = jQuery.attrHooks[ name ] ||
        ( jQuery.expr.match.bool.test( name ) ? boolHook : nodeHook );
    }

    if ( value !== undefined ) {

      if ( value === null ) {
        jQuery.removeAttr( elem, name );

      } else if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) {
        return ret;

      } else {
        elem.setAttribute( name, value + "" );
        return value;
      }

    } else if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) {
      return ret;

    } else {
      ret = jQuery.find.attr( elem, name );

      // Non-existent attributes return null, we normalize to undefined
      return ret == null ?
        undefined :
        ret;
    }
  },

  removeAttr: function( elem, value ) {
    var name, propName,
      i = 0,
      attrNames = value && value.match( core_rnotwhite );

    if ( attrNames && elem.nodeType === 1 ) {
      while ( (name = attrNames[i++]) ) {
        propName = jQuery.propFix[ name ] || name;

        // Boolean attributes get special treatment (#10870)
        if ( jQuery.expr.match.bool.test( name ) ) {
          // Set corresponding property to false
          if ( getSetInput && getSetAttribute || !ruseDefault.test( name ) ) {
            elem[ propName ] = false;
          // Support: IE<9
          // Also clear defaultChecked/defaultSelected (if appropriate)
          } else {
            elem[ jQuery.camelCase( "default-" + name ) ] =
              elem[ propName ] = false;
          }

        // See #9699 for explanation of this approach (setting first, then removal)
        } else {
          jQuery.attr( elem, name, "" );
        }

        elem.removeAttribute( getSetAttribute ? name : propName );
      }
    }
  },

  attrHooks: {
    type: {
      set: function( elem, value ) {
        if ( !jQuery.support.radioValue && value === "radio" && jQuery.nodeName(elem, "input") ) {
          // Setting the type on a radio button after the value resets the value in IE6-9
          // Reset value to default in case type is set after value during creation
          var val = elem.value;
          elem.setAttribute( "type", value );
          if ( val ) {
            elem.value = val;
          }
          return value;
        }
      }
    }
  },

  propFix: {
    "for": "htmlFor",
    "class": "className"
  },

  prop: function( elem, name, value ) {
    var ret, hooks, notxml,
      nType = elem.nodeType;

    // don't get/set properties on text, comment and attribute nodes
    if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
      return;
    }

    notxml = nType !== 1 || !jQuery.isXMLDoc( elem );

    if ( notxml ) {
      // Fix name and attach hooks
      name = jQuery.propFix[ name ] || name;
      hooks = jQuery.propHooks[ name ];
    }

    if ( value !== undefined ) {
      return hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ?
        ret :
        ( elem[ name ] = value );

    } else {
      return hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ?
        ret :
        elem[ name ];
    }
  },

  propHooks: {
    tabIndex: {
      get: function( elem ) {
        // elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set
        // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
        // Use proper attribute retrieval(#12072)
        var tabindex = jQuery.find.attr( elem, "tabindex" );

        return tabindex ?
          parseInt( tabindex, 10 ) :
          rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ?
            0 :
            -1;
      }
    }
  }
});

// Hooks for boolean attributes
boolHook = {
  set: function( elem, value, name ) {
    if ( value === false ) {
      // Remove boolean attributes when set to false
      jQuery.removeAttr( elem, name );
    } else if ( getSetInput && getSetAttribute || !ruseDefault.test( name ) ) {
      // IE<8 needs the *property* name
      elem.setAttribute( !getSetAttribute && jQuery.propFix[ name ] || name, name );

    // Use defaultChecked and defaultSelected for oldIE
    } else {
      elem[ jQuery.camelCase( "default-" + name ) ] = elem[ name ] = true;
    }

    return name;
  }
};

jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( i, name ) {
  var getter = jQuery.expr.attrHandle[ name ] || jQuery.find.attr;

  jQuery.expr.attrHandle[ name ] = getSetInput && getSetAttribute || !ruseDefault.test( name ) ?
    function( elem, name, isXML ) {
      var fn = jQuery.expr.attrHandle[ name ],
        ret = isXML ?
          undefined :
          /* jshint eqeqeq: false */
          (jQuery.expr.attrHandle[ name ] = undefined) !=
            getter( elem, name, isXML ) ?

            name.toLowerCase() :
            null;
      jQuery.expr.attrHandle[ name ] = fn;
      return ret;
    } :
    function( elem, name, isXML ) {
      return isXML ?
        undefined :
        elem[ jQuery.camelCase( "default-" + name ) ] ?
          name.toLowerCase() :
          null;
    };
});

// fix oldIE attroperties
if ( !getSetInput || !getSetAttribute ) {
  jQuery.attrHooks.value = {
    set: function( elem, value, name ) {
      if ( jQuery.nodeName( elem, "input" ) ) {
        // Does not return so that setAttribute is also used
        elem.defaultValue = value;
      } else {
        // Use nodeHook if defined (#1954); otherwise setAttribute is fine
        return nodeHook && nodeHook.set( elem, value, name );
      }
    }
  };
}

// IE6/7 do not support getting/setting some attributes with get/setAttribute
if ( !getSetAttribute ) {

  // Use this for any attribute in IE6/7
  // This fixes almost every IE6/7 issue
  nodeHook = {
    set: function( elem, value, name ) {
      // Set the existing or create a new attribute node
      var ret = elem.getAttributeNode( name );
      if ( !ret ) {
        elem.setAttributeNode(
          (ret = elem.ownerDocument.createAttribute( name ))
        );
      }

      ret.value = value += "";

      // Break association with cloned elements by also using setAttribute (#9646)
      return name === "value" || value === elem.getAttribute( name ) ?
        value :
        undefined;
    }
  };
  jQuery.expr.attrHandle.id = jQuery.expr.attrHandle.name = jQuery.expr.attrHandle.coords =
    // Some attributes are constructed with empty-string values when not defined
    function( elem, name, isXML ) {
      var ret;
      return isXML ?
        undefined :
        (ret = elem.getAttributeNode( name )) && ret.value !== "" ?
          ret.value :
          null;
    };
  jQuery.valHooks.button = {
    get: function( elem, name ) {
      var ret = elem.getAttributeNode( name );
      return ret && ret.specified ?
        ret.value :
        undefined;
    },
    set: nodeHook.set
  };

  // Set contenteditable to false on removals(#10429)
  // Setting to empty string throws an error as an invalid value
  jQuery.attrHooks.contenteditable = {
    set: function( elem, value, name ) {
      nodeHook.set( elem, value === "" ? false : value, name );
    }
  };

  // Set width and height to auto instead of 0 on empty string( Bug #8150 )
  // This is for removals
  jQuery.each([ "width", "height" ], function( i, name ) {
    jQuery.attrHooks[ name ] = {
      set: function( elem, value ) {
        if ( value === "" ) {
          elem.setAttribute( name, "auto" );
          return value;
        }
      }
    };
  });
}


// Some attributes require a special call on IE
// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
if ( !jQuery.support.hrefNormalized ) {
  // href/src property should get the full normalized URL (#10299/#12915)
  jQuery.each([ "href", "src" ], function( i, name ) {
    jQuery.propHooks[ name ] = {
      get: function( elem ) {
        return elem.getAttribute( name, 4 );
      }
    };
  });
}

if ( !jQuery.support.style ) {
  jQuery.attrHooks.style = {
    get: function( elem ) {
      // Return undefined in the case of empty string
      // Note: IE uppercases css property names, but if we were to .toLowerCase()
      // .cssText, that would destroy case senstitivity in URL's, like in "background"
      return elem.style.cssText || undefined;
    },
    set: function( elem, value ) {
      return ( elem.style.cssText = value + "" );
    }
  };
}

// Safari mis-reports the default selected property of an option
// Accessing the parent's selectedIndex property fixes it
if ( !jQuery.support.optSelected ) {
  jQuery.propHooks.selected = {
    get: function( elem ) {
      var parent = elem.parentNode;

      if ( parent ) {
        parent.selectedIndex;

        // Make sure that it also works with optgroups, see #5701
        if ( parent.parentNode ) {
          parent.parentNode.selectedIndex;
        }
      }
      return null;
    }
  };
}

jQuery.each([
  "tabIndex",
  "readOnly",
  "maxLength",
  "cellSpacing",
  "cellPadding",
  "rowSpan",
  "colSpan",
  "useMap",
  "frameBorder",
  "contentEditable"
], function() {
  jQuery.propFix[ this.toLowerCase() ] = this;
});

// IE6/7 call enctype encoding
if ( !jQuery.support.enctype ) {
  jQuery.propFix.enctype = "encoding";
}

// Radios and checkboxes getter/setter
jQuery.each([ "radio", "checkbox" ], function() {
  jQuery.valHooks[ this ] = {
    set: function( elem, value ) {
      if ( jQuery.isArray( value ) ) {
        return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 );
      }
    }
  };
  if ( !jQuery.support.checkOn ) {
    jQuery.valHooks[ this ].get = function( elem ) {
      // Support: Webkit
      // "" is returned instead of "on" if a value isn't specified
      return elem.getAttribute("value") === null ? "on" : elem.value;
    };
  }
});

var rformElems = /^(?:input|select|textarea)$/i,
  rkeyEvent = /^key/,
  rmouseEvent = /^(?:mouse|contextmenu)|click/,
  rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
  rtypenamespace = /^([^.]*)(?:\.(.+)|)$/;

function returnTrue() {
  return true;
}

function returnFalse() {
  return false;
}

function safeActiveElement() {
  try {
    return document.activeElement;
  } catch ( err ) { }
}

/*
 * Helper functions for managing events -- not part of the public interface.
 * Props to Dean Edwards' addEvent library for many of the ideas.
 */
jQuery.event = {

  global: {},

  add: function( elem, types, handler, data, selector ) {
    var tmp, events, t, handleObjIn,
      special, eventHandle, handleObj,
      handlers, type, namespaces, origType,
      elemData = jQuery._data( elem );

    // Don't attach events to noData or text/comment nodes (but allow plain objects)
    if ( !elemData ) {
      return;
    }

    // Caller can pass in an object of custom data in lieu of the handler
    if ( handler.handler ) {
      handleObjIn = handler;
      handler = handleObjIn.handler;
      selector = handleObjIn.selector;
    }

    // Make sure that the handler has a unique ID, used to find/remove it later
    if ( !handler.guid ) {
      handler.guid = jQuery.guid++;
    }

    // Init the element's event structure and main handler, if this is the first
    if ( !(events = elemData.events) ) {
      events = elemData.events = {};
    }
    if ( !(eventHandle = elemData.handle) ) {
      eventHandle = elemData.handle = function( e ) {
        // Discard the second event of a jQuery.event.trigger() and
        // when an event is called after a page has unloaded
        return typeof jQuery !== core_strundefined && (!e || jQuery.event.triggered !== e.type) ?
          jQuery.event.dispatch.apply( eventHandle.elem, arguments ) :
          undefined;
      };
      // Add elem as a property of the handle fn to prevent a memory leak with IE non-native events
      eventHandle.elem = elem;
    }

    // Handle multiple events separated by a space
    types = ( types || "" ).match( core_rnotwhite ) || [""];
    t = types.length;
    while ( t-- ) {
      tmp = rtypenamespace.exec( types[t] ) || [];
      type = origType = tmp[1];
      namespaces = ( tmp[2] || "" ).split( "." ).sort();

      // There *must* be a type, no attaching namespace-only handlers
      if ( !type ) {
        continue;
      }

      // If event changes its type, use the special event handlers for the changed type
      special = jQuery.event.special[ type ] || {};

      // If selector defined, determine special event api type, otherwise given type
      type = ( selector ? special.delegateType : special.bindType ) || type;

      // Update special based on newly reset type
      special = jQuery.event.special[ type ] || {};

      // handleObj is passed to all event handlers
      handleObj = jQuery.extend({
        type: type,
        origType: origType,
        data: data,
        handler: handler,
        guid: handler.guid,
        selector: selector,
        needsContext: selector && jQuery.expr.match.needsContext.test( selector ),
        namespace: namespaces.join(".")
      }, handleObjIn );

      // Init the event handler queue if we're the first
      if ( !(handlers = events[ type ]) ) {
        handlers = events[ type ] = [];
        handlers.delegateCount = 0;

        // Only use addEventListener/attachEvent if the special events handler returns false
        if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
          // Bind the global event handler to the element
          if ( elem.addEventListener ) {
            elem.addEventListener( type, eventHandle, false );

          } else if ( elem.attachEvent ) {
            elem.attachEvent( "on" + type, eventHandle );
          }
        }
      }

      if ( special.add ) {
        special.add.call( elem, handleObj );

        if ( !handleObj.handler.guid ) {
          handleObj.handler.guid = handler.guid;
        }
      }

      // Add to the element's handler list, delegates in front
      if ( selector ) {
        handlers.splice( handlers.delegateCount++, 0, handleObj );
      } else {
        handlers.push( handleObj );
      }

      // Keep track of which events have ever been used, for event optimization
      jQuery.event.global[ type ] = true;
    }

    // Nullify elem to prevent memory leaks in IE
    elem = null;
  },

  // Detach an event or set of events from an element
  remove: function( elem, types, handler, selector, mappedTypes ) {
    var j, handleObj, tmp,
      origCount, t, events,
      special, handlers, type,
      namespaces, origType,
      elemData = jQuery.hasData( elem ) && jQuery._data( elem );

    if ( !elemData || !(events = elemData.events) ) {
      return;
    }

    // Once for each type.namespace in types; type may be omitted
    types = ( types || "" ).match( core_rnotwhite ) || [""];
    t = types.length;
    while ( t-- ) {
      tmp = rtypenamespace.exec( types[t] ) || [];
      type = origType = tmp[1];
      namespaces = ( tmp[2] || "" ).split( "." ).sort();

      // Unbind all events (on this namespace, if provided) for the element
      if ( !type ) {
        for ( type in events ) {
          jQuery.event.remove( elem, type + types[ t ], handler, selector, true );
        }
        continue;
      }

      special = jQuery.event.special[ type ] || {};
      type = ( selector ? special.delegateType : special.bindType ) || type;
      handlers = events[ type ] || [];
      tmp = tmp[2] && new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" );

      // Remove matching events
      origCount = j = handlers.length;
      while ( j-- ) {
        handleObj = handlers[ j ];

        if ( ( mappedTypes || origType === handleObj.origType ) &&
          ( !handler || handler.guid === handleObj.guid ) &&
          ( !tmp || tmp.test( handleObj.namespace ) ) &&
          ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) {
          handlers.splice( j, 1 );

          if ( handleObj.selector ) {
            handlers.delegateCount--;
          }
          if ( special.remove ) {
            special.remove.call( elem, handleObj );
          }
        }
      }

      // Remove generic event handler if we removed something and no more handlers exist
      // (avoids potential for endless recursion during removal of special event handlers)
      if ( origCount && !handlers.length ) {
        if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) {
          jQuery.removeEvent( elem, type, elemData.handle );
        }

        delete events[ type ];
      }
    }

    // Remove the expando if it's no longer used
    if ( jQuery.isEmptyObject( events ) ) {
      delete elemData.handle;

      // removeData also checks for emptiness and clears the expando if empty
      // so use it instead of delete
      jQuery._removeData( elem, "events" );
    }
  },

  trigger: function( event, data, elem, onlyHandlers ) {
    var handle, ontype, cur,
      bubbleType, special, tmp, i,
      eventPath = [ elem || document ],
      type = core_hasOwn.call( event, "type" ) ? event.type : event,
      namespaces = core_hasOwn.call( event, "namespace" ) ? event.namespace.split(".") : [];

    cur = tmp = elem = elem || document;

    // Don't do events on text and comment nodes
    if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
      return;
    }

    // focus/blur morphs to focusin/out; ensure we're not firing them right now
    if ( rfocusMorph.test( type + jQuery.event.triggered ) ) {
      return;
    }

    if ( type.indexOf(".") >= 0 ) {
      // Namespaced trigger; create a regexp to match event type in handle()
      namespaces = type.split(".");
      type = namespaces.shift();
      namespaces.sort();
    }
    ontype = type.indexOf(":") < 0 && "on" + type;

    // Caller can pass in a jQuery.Event object, Object, or just an event type string
    event = event[ jQuery.expando ] ?
      event :
      new jQuery.Event( type, typeof event === "object" && event );

    // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)
    event.isTrigger = onlyHandlers ? 2 : 3;
    event.namespace = namespaces.join(".");
    event.namespace_re = event.namespace ?
      new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) :
      null;

    // Clean up the event in case it is being reused
    event.result = undefined;
    if ( !event.target ) {
      event.target = elem;
    }

    // Clone any incoming data and prepend the event, creating the handler arg list
    data = data == null ?
      [ event ] :
      jQuery.makeArray( data, [ event ] );

    // Allow special events to draw outside the lines
    special = jQuery.event.special[ type ] || {};
    if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) {
      return;
    }

    // Determine event propagation path in advance, per W3C events spec (#9951)
    // Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
    if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) {

      bubbleType = special.delegateType || type;
      if ( !rfocusMorph.test( bubbleType + type ) ) {
        cur = cur.parentNode;
      }
      for ( ; cur; cur = cur.parentNode ) {
        eventPath.push( cur );
        tmp = cur;
      }

      // Only add window if we got to document (e.g., not plain obj or detached DOM)
      if ( tmp === (elem.ownerDocument || document) ) {
        eventPath.push( tmp.defaultView || tmp.parentWindow || window );
      }
    }

    // Fire handlers on the event path
    i = 0;
    while ( (cur = eventPath[i++]) && !event.isPropagationStopped() ) {

      event.type = i > 1 ?
        bubbleType :
        special.bindType || type;

      // jQuery handler
      handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && jQuery._data( cur, "handle" );
      if ( handle ) {
        handle.apply( cur, data );
      }

      // Native handler
      handle = ontype && cur[ ontype ];
      if ( handle && jQuery.acceptData( cur ) && handle.apply && handle.apply( cur, data ) === false ) {
        event.preventDefault();
      }
    }
    event.type = type;

    // If nobody prevented the default action, do it now
    if ( !onlyHandlers && !event.isDefaultPrevented() ) {

      if ( (!special._default || special._default.apply( eventPath.pop(), data ) === false) &&
        jQuery.acceptData( elem ) ) {

        // Call a native DOM method on the target with the same name name as the event.
        // Can't use an .isFunction() check here because IE6/7 fails that test.
        // Don't do default actions on window, that's where global variables be (#6170)
        if ( ontype && elem[ type ] && !jQuery.isWindow( elem ) ) {

          // Don't re-trigger an onFOO event when we call its FOO() method
          tmp = elem[ ontype ];

          if ( tmp ) {
            elem[ ontype ] = null;
          }

          // Prevent re-triggering of the same event, since we already bubbled it above
          jQuery.event.triggered = type;
          try {
            elem[ type ]();
          } catch ( e ) {
            // IE<9 dies on focus/blur to hidden element (#1486,#12518)
            // only reproducible on winXP IE8 native, not IE9 in IE8 mode
          }
          jQuery.event.triggered = undefined;

          if ( tmp ) {
            elem[ ontype ] = tmp;
          }
        }
      }
    }

    return event.result;
  },

  dispatch: function( event ) {

    // Make a writable jQuery.Event from the native event object
    event = jQuery.event.fix( event );

    var i, ret, handleObj, matched, j,
      handlerQueue = [],
      args = core_slice.call( arguments ),
      handlers = ( jQuery._data( this, "events" ) || {} )[ event.type ] || [],
      special = jQuery.event.special[ event.type ] || {};

    // Use the fix-ed jQuery.Event rather than the (read-only) native event
    args[0] = event;
    event.delegateTarget = this;

    // Call the preDispatch hook for the mapped type, and let it bail if desired
    if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) {
      return;
    }

    // Determine handlers
    handlerQueue = jQuery.event.handlers.call( this, event, handlers );

    // Run delegates first; they may want to stop propagation beneath us
    i = 0;
    while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) {
      event.currentTarget = matched.elem;

      j = 0;
      while ( (handleObj = matched.handlers[ j++ ]) && !event.isImmediatePropagationStopped() ) {

        // Triggered event must either 1) have no namespace, or
        // 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace).
        if ( !event.namespace_re || event.namespace_re.test( handleObj.namespace ) ) {

          event.handleObj = handleObj;
          event.data = handleObj.data;

          ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler )
              .apply( matched.elem, args );

          if ( ret !== undefined ) {
            if ( (event.result = ret) === false ) {
              event.preventDefault();
              event.stopPropagation();
            }
          }
        }
      }
    }

    // Call the postDispatch hook for the mapped type
    if ( special.postDispatch ) {
      special.postDispatch.call( this, event );
    }

    return event.result;
  },

  handlers: function( event, handlers ) {
    var sel, handleObj, matches, i,
      handlerQueue = [],
      delegateCount = handlers.delegateCount,
      cur = event.target;

    // Find delegate handlers
    // Black-hole SVG <use> instance trees (#13180)
    // Avoid non-left-click bubbling in Firefox (#3861)
    if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) {

      /* jshint eqeqeq: false */
      for ( ; cur != this; cur = cur.parentNode || this ) {
        /* jshint eqeqeq: true */

        // Don't check non-elements (#13208)
        // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
        if ( cur.nodeType === 1 && (cur.disabled !== true || event.type !== "click") ) {
          matches = [];
          for ( i = 0; i < delegateCount; i++ ) {
            handleObj = handlers[ i ];

            // Don't conflict with Object.prototype properties (#13203)
            sel = handleObj.selector + " ";

            if ( matches[ sel ] === undefined ) {
              matches[ sel ] = handleObj.needsContext ?
                jQuery( sel, this ).index( cur ) >= 0 :
                jQuery.find( sel, this, null, [ cur ] ).length;
            }
            if ( matches[ sel ] ) {
              matches.push( handleObj );
            }
          }
          if ( matches.length ) {
            handlerQueue.push({ elem: cur, handlers: matches });
          }
        }
      }
    }

    // Add the remaining (directly-bound) handlers
    if ( delegateCount < handlers.length ) {
      handlerQueue.push({ elem: this, handlers: handlers.slice( delegateCount ) });
    }

    return handlerQueue;
  },

  fix: function( event ) {
    if ( event[ jQuery.expando ] ) {
      return event;
    }

    // Create a writable copy of the event object and normalize some properties
    var i, prop, copy,
      type = event.type,
      originalEvent = event,
      fixHook = this.fixHooks[ type ];

    if ( !fixHook ) {
      this.fixHooks[ type ] = fixHook =
        rmouseEvent.test( type ) ? this.mouseHooks :
        rkeyEvent.test( type ) ? this.keyHooks :
        {};
    }
    copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props;

    event = new jQuery.Event( originalEvent );

    i = copy.length;
    while ( i-- ) {
      prop = copy[ i ];
      event[ prop ] = originalEvent[ prop ];
    }

    // Support: IE<9
    // Fix target property (#1925)
    if ( !event.target ) {
      event.target = originalEvent.srcElement || document;
    }

    // Support: Chrome 23+, Safari?
    // Target should not be a text node (#504, #13143)
    if ( event.target.nodeType === 3 ) {
      event.target = event.target.parentNode;
    }

    // Support: IE<9
    // For mouse/key events, metaKey==false if it's undefined (#3368, #11328)
    event.metaKey = !!event.metaKey;

    return fixHook.filter ? fixHook.filter( event, originalEvent ) : event;
  },

  // Includes some event props shared by KeyEvent and MouseEvent
  props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "),

  fixHooks: {},

  keyHooks: {
    props: "char charCode key keyCode".split(" "),
    filter: function( event, original ) {

      // Add which for key events
      if ( event.which == null ) {
        event.which = original.charCode != null ? original.charCode : original.keyCode;
      }

      return event;
    }
  },

  mouseHooks: {
    props: "button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement".split(" "),
    filter: function( event, original ) {
      var body, eventDoc, doc,
        button = original.button,
        fromElement = original.fromElement;

      // Calculate pageX/Y if missing and clientX/Y available
      if ( event.pageX == null && original.clientX != null ) {
        eventDoc = event.target.ownerDocument || document;
        doc = eventDoc.documentElement;
        body = eventDoc.body;

        event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 );
        event.pageY = original.clientY + ( doc && doc.scrollTop  || body && body.scrollTop  || 0 ) - ( doc && doc.clientTop  || body && body.clientTop  || 0 );
      }

      // Add relatedTarget, if necessary
      if ( !event.relatedTarget && fromElement ) {
        event.relatedTarget = fromElement === event.target ? original.toElement : fromElement;
      }

      // Add which for click: 1 === left; 2 === middle; 3 === right
      // Note: button is not normalized, so don't use it
      if ( !event.which && button !== undefined ) {
        event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
      }

      return event;
    }
  },

  special: {
    load: {
      // Prevent triggered image.load events from bubbling to window.load
      noBubble: true
    },
    focus: {
      // Fire native event if possible so blur/focus sequence is correct
      trigger: function() {
        if ( this !== safeActiveElement() && this.focus ) {
          try {
            this.focus();
            return false;
          } catch ( e ) {
            // Support: IE<9
            // If we error on focus to hidden element (#1486, #12518),
            // let .trigger() run the handlers
          }
        }
      },
      delegateType: "focusin"
    },
    blur: {
      trigger: function() {
        if ( this === safeActiveElement() && this.blur ) {
          this.blur();
          return false;
        }
      },
      delegateType: "focusout"
    },
    click: {
      // For checkbox, fire native event so checked state will be right
      trigger: function() {
        if ( jQuery.nodeName( this, "input" ) && this.type === "checkbox" && this.click ) {
          this.click();
          return false;
        }
      },

      // For cross-browser consistency, don't fire native .click() on links
      _default: function( event ) {
        return jQuery.nodeName( event.target, "a" );
      }
    },

    beforeunload: {
      postDispatch: function( event ) {

        // Even when returnValue equals to undefined Firefox will still show alert
        if ( event.result !== undefined ) {
          event.originalEvent.returnValue = event.result;
        }
      }
    }
  },

  simulate: function( type, elem, event, bubble ) {
    // Piggyback on a donor event to simulate a different one.
    // Fake originalEvent to avoid donor's stopPropagation, but if the
    // simulated event prevents default then we do the same on the donor.
    var e = jQuery.extend(
      new jQuery.Event(),
      event,
      {
        type: type,
        isSimulated: true,
        originalEvent: {}
      }
    );
    if ( bubble ) {
      jQuery.event.trigger( e, null, elem );
    } else {
      jQuery.event.dispatch.call( elem, e );
    }
    if ( e.isDefaultPrevented() ) {
      event.preventDefault();
    }
  }
};

jQuery.removeEvent = document.removeEventListener ?
  function( elem, type, handle ) {
    if ( elem.removeEventListener ) {
      elem.removeEventListener( type, handle, false );
    }
  } :
  function( elem, type, handle ) {
    var name = "on" + type;

    if ( elem.detachEvent ) {

      // #8545, #7054, preventing memory leaks for custom events in IE6-8
      // detachEvent needed property on element, by name of that event, to properly expose it to GC
      if ( typeof elem[ name ] === core_strundefined ) {
        elem[ name ] = null;
      }

      elem.detachEvent( name, handle );
    }
  };

jQuery.Event = function( src, props ) {
  // Allow instantiation without the 'new' keyword
  if ( !(this instanceof jQuery.Event) ) {
    return new jQuery.Event( src, props );
  }

  // Event object
  if ( src && src.type ) {
    this.originalEvent = src;
    this.type = src.type;

    // Events bubbling up the document may have been marked as prevented
    // by a handler lower down the tree; reflect the correct value.
    this.isDefaultPrevented = ( src.defaultPrevented || src.returnValue === false ||
      src.getPreventDefault && src.getPreventDefault() ) ? returnTrue : returnFalse;

  // Event type
  } else {
    this.type = src;
  }

  // Put explicitly provided properties onto the event object
  if ( props ) {
    jQuery.extend( this, props );
  }

  // Create a timestamp if incoming event doesn't have one
  this.timeStamp = src && src.timeStamp || jQuery.now();

  // Mark it as fixed
  this[ jQuery.expando ] = true;
};

// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
// http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
jQuery.Event.prototype = {
  isDefaultPrevented: returnFalse,
  isPropagationStopped: returnFalse,
  isImmediatePropagationStopped: returnFalse,

  preventDefault: function() {
    var e = this.originalEvent;

    this.isDefaultPrevented = returnTrue;
    if ( !e ) {
      return;
    }

    // If preventDefault exists, run it on the original event
    if ( e.preventDefault ) {
      e.preventDefault();

    // Support: IE
    // Otherwise set the returnValue property of the original event to false
    } else {
      e.returnValue = false;
    }
  },
  stopPropagation: function() {
    var e = this.originalEvent;

    this.isPropagationStopped = returnTrue;
    if ( !e ) {
      return;
    }
    // If stopPropagation exists, run it on the original event
    if ( e.stopPropagation ) {
      e.stopPropagation();
    }

    // Support: IE
    // Set the cancelBubble property of the original event to true
    e.cancelBubble = true;
  },
  stopImmediatePropagation: function() {
    this.isImmediatePropagationStopped = returnTrue;
    this.stopPropagation();
  }
};

// Create mouseenter/leave events using mouseover/out and event-time checks
jQuery.each({
  mouseenter: "mouseover",
  mouseleave: "mouseout"
}, function( orig, fix ) {
  jQuery.event.special[ orig ] = {
    delegateType: fix,
    bindType: fix,

    handle: function( event ) {
      var ret,
        target = this,
        related = event.relatedTarget,
        handleObj = event.handleObj;

      // For mousenter/leave call the handler if related is outside the target.
      // NB: No relatedTarget if the mouse left/entered the browser window
      if ( !related || (related !== target && !jQuery.contains( target, related )) ) {
        event.type = handleObj.origType;
        ret = handleObj.handler.apply( this, arguments );
        event.type = fix;
      }
      return ret;
    }
  };
});

// IE submit delegation
if ( !jQuery.support.submitBubbles ) {

  jQuery.event.special.submit = {
    setup: function() {
      // Only need this for delegated form submit events
      if ( jQuery.nodeName( this, "form" ) ) {
        return false;
      }

      // Lazy-add a submit handler when a descendant form may potentially be submitted
      jQuery.event.add( this, "click._submit keypress._submit", function( e ) {
        // Node name check avoids a VML-related crash in IE (#9807)
        var elem = e.target,
          form = jQuery.nodeName( elem, "input" ) || jQuery.nodeName( elem, "button" ) ? elem.form : undefined;
        if ( form && !jQuery._data( form, "submitBubbles" ) ) {
          jQuery.event.add( form, "submit._submit", function( event ) {
            event._submit_bubble = true;
          });
          jQuery._data( form, "submitBubbles", true );
        }
      });
      // return undefined since we don't need an event listener
    },

    postDispatch: function( event ) {
      // If form was submitted by the user, bubble the event up the tree
      if ( event._submit_bubble ) {
        delete event._submit_bubble;
        if ( this.parentNode && !event.isTrigger ) {
          jQuery.event.simulate( "submit", this.parentNode, event, true );
        }
      }
    },

    teardown: function() {
      // Only need this for delegated form submit events
      if ( jQuery.nodeName( this, "form" ) ) {
        return false;
      }

      // Remove delegated handlers; cleanData eventually reaps submit handlers attached above
      jQuery.event.remove( this, "._submit" );
    }
  };
}

// IE change delegation and checkbox/radio fix
if ( !jQuery.support.changeBubbles ) {

  jQuery.event.special.change = {

    setup: function() {

      if ( rformElems.test( this.nodeName ) ) {
        // IE doesn't fire change on a check/radio until blur; trigger it on click
        // after a propertychange. Eat the blur-change in special.change.handle.
        // This still fires onchange a second time for check/radio after blur.
        if ( this.type === "checkbox" || this.type === "radio" ) {
          jQuery.event.add( this, "propertychange._change", function( event ) {
            if ( event.originalEvent.propertyName === "checked" ) {
              this._just_changed = true;
            }
          });
          jQuery.event.add( this, "click._change", function( event ) {
            if ( this._just_changed && !event.isTrigger ) {
              this._just_changed = false;
            }
            // Allow triggered, simulated change events (#11500)
            jQuery.event.simulate( "change", this, event, true );
          });
        }
        return false;
      }
      // Delegated event; lazy-add a change handler on descendant inputs
      jQuery.event.add( this, "beforeactivate._change", function( e ) {
        var elem = e.target;

        if ( rformElems.test( elem.nodeName ) && !jQuery._data( elem, "changeBubbles" ) ) {
          jQuery.event.add( elem, "change._change", function( event ) {
            if ( this.parentNode && !event.isSimulated && !event.isTrigger ) {
              jQuery.event.simulate( "change", this.parentNode, event, true );
            }
          });
          jQuery._data( elem, "changeBubbles", true );
        }
      });
    },

    handle: function( event ) {
      var elem = event.target;

      // Swallow native change events from checkbox/radio, we already triggered them above
      if ( this !== elem || event.isSimulated || event.isTrigger || (elem.type !== "radio" && elem.type !== "checkbox") ) {
        return event.handleObj.handler.apply( this, arguments );
      }
    },

    teardown: function() {
      jQuery.event.remove( this, "._change" );

      return !rformElems.test( this.nodeName );
    }
  };
}

// Create "bubbling" focus and blur events
if ( !jQuery.support.focusinBubbles ) {
  jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) {

    // Attach a single capturing handler while someone wants focusin/focusout
    var attaches = 0,
      handler = function( event ) {
        jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true );
      };

    jQuery.event.special[ fix ] = {
      setup: function() {
        if ( attaches++ === 0 ) {
          document.addEventListener( orig, handler, true );
        }
      },
      teardown: function() {
        if ( --attaches === 0 ) {
          document.removeEventListener( orig, handler, true );
        }
      }
    };
  });
}

jQuery.fn.extend({

  on: function( types, selector, data, fn, /*INTERNAL*/ one ) {
    var type, origFn;

    // Types can be a map of types/handlers
    if ( typeof types === "object" ) {
      // ( types-Object, selector, data )
      if ( typeof selector !== "string" ) {
        // ( types-Object, data )
        data = data || selector;
        selector = undefined;
      }
      for ( type in types ) {
        this.on( type, selector, data, types[ type ], one );
      }
      return this;
    }

    if ( data == null && fn == null ) {
      // ( types, fn )
      fn = selector;
      data = selector = undefined;
    } else if ( fn == null ) {
      if ( typeof selector === "string" ) {
        // ( types, selector, fn )
        fn = data;
        data = undefined;
      } else {
        // ( types, data, fn )
        fn = data;
        data = selector;
        selector = undefined;
      }
    }
    if ( fn === false ) {
      fn = returnFalse;
    } else if ( !fn ) {
      return this;
    }

    if ( one === 1 ) {
      origFn = fn;
      fn = function( event ) {
        // Can use an empty set, since event contains the info
        jQuery().off( event );
        return origFn.apply( this, arguments );
      };
      // Use same guid so caller can remove using origFn
      fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
    }
    return this.each( function() {
      jQuery.event.add( this, types, fn, data, selector );
    });
  },
  one: function( types, selector, data, fn ) {
    return this.on( types, selector, data, fn, 1 );
  },
  off: function( types, selector, fn ) {
    var handleObj, type;
    if ( types && types.preventDefault && types.handleObj ) {
      // ( event )  dispatched jQuery.Event
      handleObj = types.handleObj;
      jQuery( types.delegateTarget ).off(
        handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType,
        handleObj.selector,
        handleObj.handler
      );
      return this;
    }
    if ( typeof types === "object" ) {
      // ( types-object [, selector] )
      for ( type in types ) {
        this.off( type, selector, types[ type ] );
      }
      return this;
    }
    if ( selector === false || typeof selector === "function" ) {
      // ( types [, fn] )
      fn = selector;
      selector = undefined;
    }
    if ( fn === false ) {
      fn = returnFalse;
    }
    return this.each(function() {
      jQuery.event.remove( this, types, fn, selector );
    });
  },

  trigger: function( type, data ) {
    return this.each(function() {
      jQuery.event.trigger( type, data, this );
    });
  },
  triggerHandler: function( type, data ) {
    var elem = this[0];
    if ( elem ) {
      return jQuery.event.trigger( type, data, elem, true );
    }
  }
});

var isSimple = /^.[^:#\[\.,]*$/,
  rparentsprev = /^(?:parents|prev(?:Until|All))/,
  rneedsContext = jQuery.expr.match.needsContext,
  // methods guaranteed to produce a unique set when starting from a unique set
  guaranteedUnique = {
    children: true,
    contents: true,
    next: true,
    prev: true
  };

jQuery.fn.extend({
  find: function( selector ) {
    var i,
      ret = [],
      self = this,
      len = self.length;

    if ( typeof selector !== "string" ) {
      return this.pushStack( jQuery( selector ).filter(function() {
        for ( i = 0; i < len; i++ ) {
          if ( jQuery.contains( self[ i ], this ) ) {
            return true;
          }
        }
      }) );
    }

    for ( i = 0; i < len; i++ ) {
      jQuery.find( selector, self[ i ], ret );
    }

    // Needed because $( selector, context ) becomes $( context ).find( selector )
    ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret );
    ret.selector = this.selector ? this.selector + " " + selector : selector;
    return ret;
  },

  has: function( target ) {
    var i,
      targets = jQuery( target, this ),
      len = targets.length;

    return this.filter(function() {
      for ( i = 0; i < len; i++ ) {
        if ( jQuery.contains( this, targets[i] ) ) {
          return true;
        }
      }
    });
  },

  not: function( selector ) {
    return this.pushStack( winnow(this, selector || [], true) );
  },

  filter: function( selector ) {
    return this.pushStack( winnow(this, selector || [], false) );
  },

  is: function( selector ) {
    return !!winnow(
      this,

      // If this is a positional/relative selector, check membership in the returned set
      // so $("p:first").is("p:last") won't return true for a doc with two "p".
      typeof selector === "string" && rneedsContext.test( selector ) ?
        jQuery( selector ) :
        selector || [],
      false
    ).length;
  },

  closest: function( selectors, context ) {
    var cur,
      i = 0,
      l = this.length,
      ret = [],
      pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ?
        jQuery( selectors, context || this.context ) :
        0;

    for ( ; i < l; i++ ) {
      for ( cur = this[i]; cur && cur !== context; cur = cur.parentNode ) {
        // Always skip document fragments
        if ( cur.nodeType < 11 && (pos ?
          pos.index(cur) > -1 :

          // Don't pass non-elements to Sizzle
          cur.nodeType === 1 &&
            jQuery.find.matchesSelector(cur, selectors)) ) {

          cur = ret.push( cur );
          break;
        }
      }
    }

    return this.pushStack( ret.length > 1 ? jQuery.unique( ret ) : ret );
  },

  // Determine the position of an element within
  // the matched set of elements
  index: function( elem ) {

    // No argument, return index in parent
    if ( !elem ) {
      return ( this[0] && this[0].parentNode ) ? this.first().prevAll().length : -1;
    }

    // index in selector
    if ( typeof elem === "string" ) {
      return jQuery.inArray( this[0], jQuery( elem ) );
    }

    // Locate the position of the desired element
    return jQuery.inArray(
      // If it receives a jQuery object, the first element is used
      elem.jquery ? elem[0] : elem, this );
  },

  add: function( selector, context ) {
    var set = typeof selector === "string" ?
        jQuery( selector, context ) :
        jQuery.makeArray( selector && selector.nodeType ? [ selector ] : selector ),
      all = jQuery.merge( this.get(), set );

    return this.pushStack( jQuery.unique(all) );
  },

  addBack: function( selector ) {
    return this.add( selector == null ?
      this.prevObject : this.prevObject.filter(selector)
    );
  }
});

function sibling( cur, dir ) {
  do {
    cur = cur[ dir ];
  } while ( cur && cur.nodeType !== 1 );

  return cur;
}

jQuery.each({
  parent: function( elem ) {
    var parent = elem.parentNode;
    return parent && parent.nodeType !== 11 ? parent : null;
  },
  parents: function( elem ) {
    return jQuery.dir( elem, "parentNode" );
  },
  parentsUntil: function( elem, i, until ) {
    return jQuery.dir( elem, "parentNode", until );
  },
  next: function( elem ) {
    return sibling( elem, "nextSibling" );
  },
  prev: function( elem ) {
    return sibling( elem, "previousSibling" );
  },
  nextAll: function( elem ) {
    return jQuery.dir( elem, "nextSibling" );
  },
  prevAll: function( elem ) {
    return jQuery.dir( elem, "previousSibling" );
  },
  nextUntil: function( elem, i, until ) {
    return jQuery.dir( elem, "nextSibling", until );
  },
  prevUntil: function( elem, i, until ) {
    return jQuery.dir( elem, "previousSibling", until );
  },
  siblings: function( elem ) {
    return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem );
  },
  children: function( elem ) {
    return jQuery.sibling( elem.firstChild );
  },
  contents: function( elem ) {
    return jQuery.nodeName( elem, "iframe" ) ?
      elem.contentDocument || elem.contentWindow.document :
      jQuery.merge( [], elem.childNodes );
  }
}, function( name, fn ) {
  jQuery.fn[ name ] = function( until, selector ) {
    var ret = jQuery.map( this, fn, until );

    if ( name.slice( -5 ) !== "Until" ) {
      selector = until;
    }

    if ( selector && typeof selector === "string" ) {
      ret = jQuery.filter( selector, ret );
    }

    if ( this.length > 1 ) {
      // Remove duplicates
      if ( !guaranteedUnique[ name ] ) {
        ret = jQuery.unique( ret );
      }

      // Reverse order for parents* and prev-derivatives
      if ( rparentsprev.test( name ) ) {
        ret = ret.reverse();
      }
    }

    return this.pushStack( ret );
  };
});

jQuery.extend({
  filter: function( expr, elems, not ) {
    var elem = elems[ 0 ];

    if ( not ) {
      expr = ":not(" + expr + ")";
    }

    return elems.length === 1 && elem.nodeType === 1 ?
      jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] :
      jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) {
        return elem.nodeType === 1;
      }));
  },

  dir: function( elem, dir, until ) {
    var matched = [],
      cur = elem[ dir ];

    while ( cur && cur.nodeType !== 9 && (until === undefined || cur.nodeType !== 1 || !jQuery( cur ).is( until )) ) {
      if ( cur.nodeType === 1 ) {
        matched.push( cur );
      }
      cur = cur[dir];
    }
    return matched;
  },

  sibling: function( n, elem ) {
    var r = [];

    for ( ; n; n = n.nextSibling ) {
      if ( n.nodeType === 1 && n !== elem ) {
        r.push( n );
      }
    }

    return r;
  }
});

// Implement the identical functionality for filter and not
function winnow( elements, qualifier, not ) {
  if ( jQuery.isFunction( qualifier ) ) {
    return jQuery.grep( elements, function( elem, i ) {
      /* jshint -W018 */
      return !!qualifier.call( elem, i, elem ) !== not;
    });

  }

  if ( qualifier.nodeType ) {
    return jQuery.grep( elements, function( elem ) {
      return ( elem === qualifier ) !== not;
    });

  }

  if ( typeof qualifier === "string" ) {
    if ( isSimple.test( qualifier ) ) {
      return jQuery.filter( qualifier, elements, not );
    }

    qualifier = jQuery.filter( qualifier, elements );
  }

  return jQuery.grep( elements, function( elem ) {
    return ( jQuery.inArray( elem, qualifier ) >= 0 ) !== not;
  });
}

function createSafeFragment( document ) {
  var list = nodeNames.split( "|" ),
    safeFrag = document.createDocumentFragment();

  if ( safeFrag.createElement ) {
    while ( list.length ) {
      safeFrag.createElement(
        list.pop()
      );
    }
  }
  return safeFrag;
}

var nodeNames = "abbr|article|aside|audio|bdi|canvas|data|datalist|details|figcaption|figure|footer|" +
    "header|hgroup|mark|meter|nav|output|progress|section|summary|time|video",
  rinlinejQuery = / jQuery\d+="(?:null|\d+)"/g,
  rnoshimcache = new RegExp("<(?:" + nodeNames + ")[\\s/>]", "i"),
  rleadingWhitespace = /^\s+/,
  rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi,
  rtagName = /<([\w:]+)/,
  rtbody = /<tbody/i,
  rhtml = /<|&#?\w+;/,
  rnoInnerhtml = /<(?:script|style|link)/i,
  manipulation_rcheckableType = /^(?:checkbox|radio)$/i,
  // checked="checked" or checked
  rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
  rscriptType = /^$|\/(?:java|ecma)script/i,
  rscriptTypeMasked = /^true\/(.*)/,
  rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g,

  // We have to close these tags to support XHTML (#13200)
  wrapMap = {
    option: [ 1, "<select multiple='multiple'>", "</select>" ],
    legend: [ 1, "<fieldset>", "</fieldset>" ],
    area: [ 1, "<map>", "</map>" ],
    param: [ 1, "<object>", "</object>" ],
    thead: [ 1, "<table>", "</table>" ],
    tr: [ 2, "<table><tbody>", "</tbody></table>" ],
    col: [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ],
    td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],

    // IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags,
    // unless wrapped in a div with non-breaking characters in front of it.
    _default: jQuery.support.htmlSerialize ? [ 0, "", "" ] : [ 1, "X<div>", "</div>"  ]
  },
  safeFragment = createSafeFragment( document ),
  fragmentDiv = safeFragment.appendChild( document.createElement("div") );

wrapMap.optgroup = wrapMap.option;
wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
wrapMap.th = wrapMap.td;

jQuery.fn.extend({
  text: function( value ) {
    return jQuery.access( this, function( value ) {
      return value === undefined ?
        jQuery.text( this ) :
        this.empty().append( ( this[0] && this[0].ownerDocument || document ).createTextNode( value ) );
    }, null, value, arguments.length );
  },

  append: function() {
    return this.domManip( arguments, function( elem ) {
      if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
        var target = manipulationTarget( this, elem );
        target.appendChild( elem );
      }
    });
  },

  prepend: function() {
    return this.domManip( arguments, function( elem ) {
      if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
        var target = manipulationTarget( this, elem );
        target.insertBefore( elem, target.firstChild );
      }
    });
  },

  before: function() {
    return this.domManip( arguments, function( elem ) {
      if ( this.parentNode ) {
        this.parentNode.insertBefore( elem, this );
      }
    });
  },

  after: function() {
    return this.domManip( arguments, function( elem ) {
      if ( this.parentNode ) {
        this.parentNode.insertBefore( elem, this.nextSibling );
      }
    });
  },

  // keepData is for internal use only--do not document
  remove: function( selector, keepData ) {
    var elem,
      elems = selector ? jQuery.filter( selector, this ) : this,
      i = 0;

    for ( ; (elem = elems[i]) != null; i++ ) {

      if ( !keepData && elem.nodeType === 1 ) {
        jQuery.cleanData( getAll( elem ) );
      }

      if ( elem.parentNode ) {
        if ( keepData && jQuery.contains( elem.ownerDocument, elem ) ) {
          setGlobalEval( getAll( elem, "script" ) );
        }
        elem.parentNode.removeChild( elem );
      }
    }

    return this;
  },

  empty: function() {
    var elem,
      i = 0;

    for ( ; (elem = this[i]) != null; i++ ) {
      // Remove element nodes and prevent memory leaks
      if ( elem.nodeType === 1 ) {
        jQuery.cleanData( getAll( elem, false ) );
      }

      // Remove any remaining nodes
      while ( elem.firstChild ) {
        elem.removeChild( elem.firstChild );
      }

      // If this is a select, ensure that it displays empty (#12336)
      // Support: IE<9
      if ( elem.options && jQuery.nodeName( elem, "select" ) ) {
        elem.options.length = 0;
      }
    }

    return this;
  },

  clone: function( dataAndEvents, deepDataAndEvents ) {
    dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
    deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;

    return this.map( function () {
      return jQuery.clone( this, dataAndEvents, deepDataAndEvents );
    });
  },

  html: function( value ) {
    return jQuery.access( this, function( value ) {
      var elem = this[0] || {},
        i = 0,
        l = this.length;

      if ( value === undefined ) {
        return elem.nodeType === 1 ?
          elem.innerHTML.replace( rinlinejQuery, "" ) :
          undefined;
      }

      // See if we can take a shortcut and just use innerHTML
      if ( typeof value === "string" && !rnoInnerhtml.test( value ) &&
        ( jQuery.support.htmlSerialize || !rnoshimcache.test( value )  ) &&
        ( jQuery.support.leadingWhitespace || !rleadingWhitespace.test( value ) ) &&
        !wrapMap[ ( rtagName.exec( value ) || ["", ""] )[1].toLowerCase() ] ) {

        value = value.replace( rxhtmlTag, "<$1></$2>" );

        try {
          for (; i < l; i++ ) {
            // Remove element nodes and prevent memory leaks
            elem = this[i] || {};
            if ( elem.nodeType === 1 ) {
              jQuery.cleanData( getAll( elem, false ) );
              elem.innerHTML = value;
            }
          }

          elem = 0;

        // If using innerHTML throws an exception, use the fallback method
        } catch(e) {}
      }

      if ( elem ) {
        this.empty().append( value );
      }
    }, null, value, arguments.length );
  },

  replaceWith: function() {
    var
      // Snapshot the DOM in case .domManip sweeps something relevant into its fragment
      args = jQuery.map( this, function( elem ) {
        return [ elem.nextSibling, elem.parentNode ];
      }),
      i = 0;

    // Make the changes, replacing each context element with the new content
    this.domManip( arguments, function( elem ) {
      var next = args[ i++ ],
        parent = args[ i++ ];

      if ( parent ) {
        // Don't use the snapshot next if it has moved (#13810)
        if ( next && next.parentNode !== parent ) {
          next = this.nextSibling;
        }
        jQuery( this ).remove();
        parent.insertBefore( elem, next );
      }
    // Allow new content to include elements from the context set
    }, true );

    // Force removal if there was no new content (e.g., from empty arguments)
    return i ? this : this.remove();
  },

  detach: function( selector ) {
    return this.remove( selector, true );
  },

  domManip: function( args, callback, allowIntersection ) {

    // Flatten any nested arrays
    args = core_concat.apply( [], args );

    var first, node, hasScripts,
      scripts, doc, fragment,
      i = 0,
      l = this.length,
      set = this,
      iNoClone = l - 1,
      value = args[0],
      isFunction = jQuery.isFunction( value );

    // We can't cloneNode fragments that contain checked, in WebKit
    if ( isFunction || !( l <= 1 || typeof value !== "string" || jQuery.support.checkClone || !rchecked.test( value ) ) ) {
      return this.each(function( index ) {
        var self = set.eq( index );
        if ( isFunction ) {
          args[0] = value.call( this, index, self.html() );
        }
        self.domManip( args, callback, allowIntersection );
      });
    }

    if ( l ) {
      fragment = jQuery.buildFragment( args, this[ 0 ].ownerDocument, false, !allowIntersection && this );
      first = fragment.firstChild;

      if ( fragment.childNodes.length === 1 ) {
        fragment = first;
      }

      if ( first ) {
        scripts = jQuery.map( getAll( fragment, "script" ), disableScript );
        hasScripts = scripts.length;

        // Use the original fragment for the last item instead of the first because it can end up
        // being emptied incorrectly in certain situations (#8070).
        for ( ; i < l; i++ ) {
          node = fragment;

          if ( i !== iNoClone ) {
            node = jQuery.clone( node, true, true );

            // Keep references to cloned scripts for later restoration
            if ( hasScripts ) {
              jQuery.merge( scripts, getAll( node, "script" ) );
            }
          }

          callback.call( this[i], node, i );
        }

        if ( hasScripts ) {
          doc = scripts[ scripts.length - 1 ].ownerDocument;

          // Reenable scripts
          jQuery.map( scripts, restoreScript );

          // Evaluate executable scripts on first document insertion
          for ( i = 0; i < hasScripts; i++ ) {
            node = scripts[ i ];
            if ( rscriptType.test( node.type || "" ) &&
              !jQuery._data( node, "globalEval" ) && jQuery.contains( doc, node ) ) {

              if ( node.src ) {
                // Hope ajax is available...
                jQuery._evalUrl( node.src );
              } else {
                jQuery.globalEval( ( node.text || node.textContent || node.innerHTML || "" ).replace( rcleanScript, "" ) );
              }
            }
          }
        }

        // Fix #11809: Avoid leaking memory
        fragment = first = null;
      }
    }

    return this;
  }
});

// Support: IE<8
// Manipulating tables requires a tbody
function manipulationTarget( elem, content ) {
  return jQuery.nodeName( elem, "table" ) &&
    jQuery.nodeName( content.nodeType === 1 ? content : content.firstChild, "tr" ) ?

    elem.getElementsByTagName("tbody")[0] ||
      elem.appendChild( elem.ownerDocument.createElement("tbody") ) :
    elem;
}

// Replace/restore the type attribute of script elements for safe DOM manipulation
function disableScript( elem ) {
  elem.type = (jQuery.find.attr( elem, "type" ) !== null) + "/" + elem.type;
  return elem;
}
function restoreScript( elem ) {
  var match = rscriptTypeMasked.exec( elem.type );
  if ( match ) {
    elem.type = match[1];
  } else {
    elem.removeAttribute("type");
  }
  return elem;
}

// Mark scripts as having already been evaluated
function setGlobalEval( elems, refElements ) {
  var elem,
    i = 0;
  for ( ; (elem = elems[i]) != null; i++ ) {
    jQuery._data( elem, "globalEval", !refElements || jQuery._data( refElements[i], "globalEval" ) );
  }
}

function cloneCopyEvent( src, dest ) {

  if ( dest.nodeType !== 1 || !jQuery.hasData( src ) ) {
    return;
  }

  var type, i, l,
    oldData = jQuery._data( src ),
    curData = jQuery._data( dest, oldData ),
    events = oldData.events;

  if ( events ) {
    delete curData.handle;
    curData.events = {};

    for ( type in events ) {
      for ( i = 0, l = events[ type ].length; i < l; i++ ) {
        jQuery.event.add( dest, type, events[ type ][ i ] );
      }
    }
  }

  // make the cloned public data object a copy from the original
  if ( curData.data ) {
    curData.data = jQuery.extend( {}, curData.data );
  }
}

function fixCloneNodeIssues( src, dest ) {
  var nodeName, e, data;

  // We do not need to do anything for non-Elements
  if ( dest.nodeType !== 1 ) {
    return;
  }

  nodeName = dest.nodeName.toLowerCase();

  // IE6-8 copies events bound via attachEvent when using cloneNode.
  if ( !jQuery.support.noCloneEvent && dest[ jQuery.expando ] ) {
    data = jQuery._data( dest );

    for ( e in data.events ) {
      jQuery.removeEvent( dest, e, data.handle );
    }

    // Event data gets referenced instead of copied if the expando gets copied too
    dest.removeAttribute( jQuery.expando );
  }

  // IE blanks contents when cloning scripts, and tries to evaluate newly-set text
  if ( nodeName === "script" && dest.text !== src.text ) {
    disableScript( dest ).text = src.text;
    restoreScript( dest );

  // IE6-10 improperly clones children of object elements using classid.
  // IE10 throws NoModificationAllowedError if parent is null, #12132.
  } else if ( nodeName === "object" ) {
    if ( dest.parentNode ) {
      dest.outerHTML = src.outerHTML;
    }

    // This path appears unavoidable for IE9. When cloning an object
    // element in IE9, the outerHTML strategy above is not sufficient.
    // If the src has innerHTML and the destination does not,
    // copy the src.innerHTML into the dest.innerHTML. #10324
    if ( jQuery.support.html5Clone && ( src.innerHTML && !jQuery.trim(dest.innerHTML) ) ) {
      dest.innerHTML = src.innerHTML;
    }

  } else if ( nodeName === "input" && manipulation_rcheckableType.test( src.type ) ) {
    // IE6-8 fails to persist the checked state of a cloned checkbox
    // or radio button. Worse, IE6-7 fail to give the cloned element
    // a checked appearance if the defaultChecked value isn't also set

    dest.defaultChecked = dest.checked = src.checked;

    // IE6-7 get confused and end up setting the value of a cloned
    // checkbox/radio button to an empty string instead of "on"
    if ( dest.value !== src.value ) {
      dest.value = src.value;
    }

  // IE6-8 fails to return the selected option to the default selected
  // state when cloning options
  } else if ( nodeName === "option" ) {
    dest.defaultSelected = dest.selected = src.defaultSelected;

  // IE6-8 fails to set the defaultValue to the correct value when
  // cloning other types of input fields
  } else if ( nodeName === "input" || nodeName === "textarea" ) {
    dest.defaultValue = src.defaultValue;
  }
}

jQuery.each({
  appendTo: "append",
  prependTo: "prepend",
  insertBefore: "before",
  insertAfter: "after",
  replaceAll: "replaceWith"
}, function( name, original ) {
  jQuery.fn[ name ] = function( selector ) {
    var elems,
      i = 0,
      ret = [],
      insert = jQuery( selector ),
      last = insert.length - 1;

    for ( ; i <= last; i++ ) {
      elems = i === last ? this : this.clone(true);
      jQuery( insert[i] )[ original ]( elems );

      // Modern browsers can apply jQuery collections as arrays, but oldIE needs a .get()
      core_push.apply( ret, elems.get() );
    }

    return this.pushStack( ret );
  };
});

function getAll( context, tag ) {
  var elems, elem,
    i = 0,
    found = typeof context.getElementsByTagName !== core_strundefined ? context.getElementsByTagName( tag || "*" ) :
      typeof context.querySelectorAll !== core_strundefined ? context.querySelectorAll( tag || "*" ) :
      undefined;

  if ( !found ) {
    for ( found = [], elems = context.childNodes || context; (elem = elems[i]) != null; i++ ) {
      if ( !tag || jQuery.nodeName( elem, tag ) ) {
        found.push( elem );
      } else {
        jQuery.merge( found, getAll( elem, tag ) );
      }
    }
  }

  return tag === undefined || tag && jQuery.nodeName( context, tag ) ?
    jQuery.merge( [ context ], found ) :
    found;
}

// Used in buildFragment, fixes the defaultChecked property
function fixDefaultChecked( elem ) {
  if ( manipulation_rcheckableType.test( elem.type ) ) {
    elem.defaultChecked = elem.checked;
  }
}

jQuery.extend({
  clone: function( elem, dataAndEvents, deepDataAndEvents ) {
    var destElements, node, clone, i, srcElements,
      inPage = jQuery.contains( elem.ownerDocument, elem );

    if ( jQuery.support.html5Clone || jQuery.isXMLDoc(elem) || !rnoshimcache.test( "<" + elem.nodeName + ">" ) ) {
      clone = elem.cloneNode( true );

    // IE<=8 does not properly clone detached, unknown element nodes
    } else {
      fragmentDiv.innerHTML = elem.outerHTML;
      fragmentDiv.removeChild( clone = fragmentDiv.firstChild );
    }

    if ( (!jQuery.support.noCloneEvent || !jQuery.support.noCloneChecked) &&
        (elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem) ) {

      // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2
      destElements = getAll( clone );
      srcElements = getAll( elem );

      // Fix all IE cloning issues
      for ( i = 0; (node = srcElements[i]) != null; ++i ) {
        // Ensure that the destination node is not null; Fixes #9587
        if ( destElements[i] ) {
          fixCloneNodeIssues( node, destElements[i] );
        }
      }
    }

    // Copy the events from the original to the clone
    if ( dataAndEvents ) {
      if ( deepDataAndEvents ) {
        srcElements = srcElements || getAll( elem );
        destElements = destElements || getAll( clone );

        for ( i = 0; (node = srcElements[i]) != null; i++ ) {
          cloneCopyEvent( node, destElements[i] );
        }
      } else {
        cloneCopyEvent( elem, clone );
      }
    }

    // Preserve script evaluation history
    destElements = getAll( clone, "script" );
    if ( destElements.length > 0 ) {
      setGlobalEval( destElements, !inPage && getAll( elem, "script" ) );
    }

    destElements = srcElements = node = null;

    // Return the cloned set
    return clone;
  },

  buildFragment: function( elems, context, scripts, selection ) {
    var j, elem, contains,
      tmp, tag, tbody, wrap,
      l = elems.length,

      // Ensure a safe fragment
      safe = createSafeFragment( context ),

      nodes = [],
      i = 0;

    for ( ; i < l; i++ ) {
      elem = elems[ i ];

      if ( elem || elem === 0 ) {

        // Add nodes directly
        if ( jQuery.type( elem ) === "object" ) {
          jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem );

        // Convert non-html into a text node
        } else if ( !rhtml.test( elem ) ) {
          nodes.push( context.createTextNode( elem ) );

        // Convert html into DOM nodes
        } else {
          tmp = tmp || safe.appendChild( context.createElement("div") );

          // Deserialize a standard representation
          tag = ( rtagName.exec( elem ) || ["", ""] )[1].toLowerCase();
          wrap = wrapMap[ tag ] || wrapMap._default;

          tmp.innerHTML = wrap[1] + elem.replace( rxhtmlTag, "<$1></$2>" ) + wrap[2];

          // Descend through wrappers to the right content
          j = wrap[0];
          while ( j-- ) {
            tmp = tmp.lastChild;
          }

          // Manually add leading whitespace removed by IE
          if ( !jQuery.support.leadingWhitespace && rleadingWhitespace.test( elem ) ) {
            nodes.push( context.createTextNode( rleadingWhitespace.exec( elem )[0] ) );
          }

          // Remove IE's autoinserted <tbody> from table fragments
          if ( !jQuery.support.tbody ) {

            // String was a <table>, *may* have spurious <tbody>
            elem = tag === "table" && !rtbody.test( elem ) ?
              tmp.firstChild :

              // String was a bare <thead> or <tfoot>
              wrap[1] === "<table>" && !rtbody.test( elem ) ?
                tmp :
                0;

            j = elem && elem.childNodes.length;
            while ( j-- ) {
              if ( jQuery.nodeName( (tbody = elem.childNodes[j]), "tbody" ) && !tbody.childNodes.length ) {
                elem.removeChild( tbody );
              }
            }
          }

          jQuery.merge( nodes, tmp.childNodes );

          // Fix #12392 for WebKit and IE > 9
          tmp.textContent = "";

          // Fix #12392 for oldIE
          while ( tmp.firstChild ) {
            tmp.removeChild( tmp.firstChild );
          }

          // Remember the top-level container for proper cleanup
          tmp = safe.lastChild;
        }
      }
    }

    // Fix #11356: Clear elements from fragment
    if ( tmp ) {
      safe.removeChild( tmp );
    }

    // Reset defaultChecked for any radios and checkboxes
    // about to be appended to the DOM in IE 6/7 (#8060)
    if ( !jQuery.support.appendChecked ) {
      jQuery.grep( getAll( nodes, "input" ), fixDefaultChecked );
    }

    i = 0;
    while ( (elem = nodes[ i++ ]) ) {

      // #4087 - If origin and destination elements are the same, and this is
      // that element, do not do anything
      if ( selection && jQuery.inArray( elem, selection ) !== -1 ) {
        continue;
      }

      contains = jQuery.contains( elem.ownerDocument, elem );

      // Append to fragment
      tmp = getAll( safe.appendChild( elem ), "script" );

      // Preserve script evaluation history
      if ( contains ) {
        setGlobalEval( tmp );
      }

      // Capture executables
      if ( scripts ) {
        j = 0;
        while ( (elem = tmp[ j++ ]) ) {
          if ( rscriptType.test( elem.type || "" ) ) {
            scripts.push( elem );
          }
        }
      }
    }

    tmp = null;

    return safe;
  },

  cleanData: function( elems, /* internal */ acceptData ) {
    var elem, type, id, data,
      i = 0,
      internalKey = jQuery.expando,
      cache = jQuery.cache,
      deleteExpando = jQuery.support.deleteExpando,
      special = jQuery.event.special;

    for ( ; (elem = elems[i]) != null; i++ ) {

      if ( acceptData || jQuery.acceptData( elem ) ) {

        id = elem[ internalKey ];
        data = id && cache[ id ];

        if ( data ) {
          if ( data.events ) {
            for ( type in data.events ) {
              if ( special[ type ] ) {
                jQuery.event.remove( elem, type );

              // This is a shortcut to avoid jQuery.event.remove's overhead
              } else {
                jQuery.removeEvent( elem, type, data.handle );
              }
            }
          }

          // Remove cache only if it was not already removed by jQuery.event.remove
          if ( cache[ id ] ) {

            delete cache[ id ];

            // IE does not allow us to delete expando properties from nodes,
            // nor does it have a removeAttribute function on Document nodes;
            // we must handle all of these cases
            if ( deleteExpando ) {
              delete elem[ internalKey ];

            } else if ( typeof elem.removeAttribute !== core_strundefined ) {
              elem.removeAttribute( internalKey );

            } else {
              elem[ internalKey ] = null;
            }

            core_deletedIds.push( id );
          }
        }
      }
    }
  },

  _evalUrl: function( url ) {
    return jQuery.ajax({
      url: url,
      type: "GET",
      dataType: "script",
      async: false,
      global: false,
      "throws": true
    });
  }
});

jQuery.fn.extend({
  wrapAll: function( html ) {
    if ( jQuery.isFunction( html ) ) {
      return this.each(function(i) {
        jQuery(this).wrapAll( html.call(this, i) );
      });
    }

    if ( this[0] ) {
      // The elements to wrap the target around
      var wrap = jQuery( html, this[0].ownerDocument ).eq(0).clone(true);

      if ( this[0].parentNode ) {
        wrap.insertBefore( this[0] );
      }

      wrap.map(function() {
        var elem = this;

        while ( elem.firstChild && elem.firstChild.nodeType === 1 ) {
          elem = elem.firstChild;
        }

        return elem;
      }).append( this );
    }

    return this;
  },

  wrapInner: function( html ) {
    if ( jQuery.isFunction( html ) ) {
      return this.each(function(i) {
        jQuery(this).wrapInner( html.call(this, i) );
      });
    }

    return this.each(function() {
      var self = jQuery( this ),
        contents = self.contents();

      if ( contents.length ) {
        contents.wrapAll( html );

      } else {
        self.append( html );
      }
    });
  },

  wrap: function( html ) {
    var isFunction = jQuery.isFunction( html );

    return this.each(function(i) {
      jQuery( this ).wrapAll( isFunction ? html.call(this, i) : html );
    });
  },

  unwrap: function() {
    return this.parent().each(function() {
      if ( !jQuery.nodeName( this, "body" ) ) {
        jQuery( this ).replaceWith( this.childNodes );
      }
    }).end();
  }
});

var iframe, getStyles, curCSS,
  ralpha = /alpha\([^)]*\)/i,
  ropacity = /opacity\s*=\s*([^)]*)/,
  rposition = /^(top|right|bottom|left)$/,
  // swappable if display is none or starts with table except "table", "table-cell", or "table-caption"
  // see here for display values: https://developer.mozilla.org/en-US/docs/CSS/display
  rdisplayswap = /^(none|table(?!-c[ea]).+)/,
  rmargin = /^margin/,
  rnumsplit = new RegExp( "^(" + core_pnum + ")(.*)$", "i" ),
  rnumnonpx = new RegExp( "^(" + core_pnum + ")(?!px)[a-z%]+$", "i" ),
  rrelNum = new RegExp( "^([+-])=(" + core_pnum + ")", "i" ),
  elemdisplay = { BODY: "block" },

  cssShow = { position: "absolute", visibility: "hidden", display: "block" },
  cssNormalTransform = {
    letterSpacing: 0,
    fontWeight: 400
  },

  cssExpand = [ "Top", "Right", "Bottom", "Left" ],
  cssPrefixes = [ "Webkit", "O", "Moz", "ms" ];

// return a css property mapped to a potentially vendor prefixed property
function vendorPropName( style, name ) {

  // shortcut for names that are not vendor prefixed
  if ( name in style ) {
    return name;
  }

  // check for vendor prefixed names
  var capName = name.charAt(0).toUpperCase() + name.slice(1),
    origName = name,
    i = cssPrefixes.length;

  while ( i-- ) {
    name = cssPrefixes[ i ] + capName;
    if ( name in style ) {
      return name;
    }
  }

  return origName;
}

function isHidden( elem, el ) {
  // isHidden might be called from jQuery#filter function;
  // in that case, element will be second argument
  elem = el || elem;
  return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem );
}

function showHide( elements, show ) {
  var display, elem, hidden,
    values = [],
    index = 0,
    length = elements.length;

  for ( ; index < length; index++ ) {
    elem = elements[ index ];
    if ( !elem.style ) {
      continue;
    }

    values[ index ] = jQuery._data( elem, "olddisplay" );
    display = elem.style.display;
    if ( show ) {
      // Reset the inline display of this element to learn if it is
      // being hidden by cascaded rules or not
      if ( !values[ index ] && display === "none" ) {
        elem.style.display = "";
      }

      // Set elements which have been overridden with display: none
      // in a stylesheet to whatever the default browser style is
      // for such an element
      if ( elem.style.display === "" && isHidden( elem ) ) {
        values[ index ] = jQuery._data( elem, "olddisplay", css_defaultDisplay(elem.nodeName) );
      }
    } else {

      if ( !values[ index ] ) {
        hidden = isHidden( elem );

        if ( display && display !== "none" || !hidden ) {
          jQuery._data( elem, "olddisplay", hidden ? display : jQuery.css( elem, "display" ) );
        }
      }
    }
  }

  // Set the display of most of the elements in a second loop
  // to avoid the constant reflow
  for ( index = 0; index < length; index++ ) {
    elem = elements[ index ];
    if ( !elem.style ) {
      continue;
    }
    if ( !show || elem.style.display === "none" || elem.style.display === "" ) {
      elem.style.display = show ? values[ index ] || "" : "none";
    }
  }

  return elements;
}

jQuery.fn.extend({
  css: function( name, value ) {
    return jQuery.access( this, function( elem, name, value ) {
      var len, styles,
        map = {},
        i = 0;

      if ( jQuery.isArray( name ) ) {
        styles = getStyles( elem );
        len = name.length;

        for ( ; i < len; i++ ) {
          map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles );
        }

        return map;
      }

      return value !== undefined ?
        jQuery.style( elem, name, value ) :
        jQuery.css( elem, name );
    }, name, value, arguments.length > 1 );
  },
  show: function() {
    return showHide( this, true );
  },
  hide: function() {
    return showHide( this );
  },
  toggle: function( state ) {
    if ( typeof state === "boolean" ) {
      return state ? this.show() : this.hide();
    }

    return this.each(function() {
      if ( isHidden( this ) ) {
        jQuery( this ).show();
      } else {
        jQuery( this ).hide();
      }
    });
  }
});

jQuery.extend({
  // Add in style property hooks for overriding the default
  // behavior of getting and setting a style property
  cssHooks: {
    opacity: {
      get: function( elem, computed ) {
        if ( computed ) {
          // We should always get a number back from opacity
          var ret = curCSS( elem, "opacity" );
          return ret === "" ? "1" : ret;
        }
      }
    }
  },

  // Don't automatically add "px" to these possibly-unitless properties
  cssNumber: {
    "columnCount": true,
    "fillOpacity": true,
    "fontWeight": true,
    "lineHeight": true,
    "opacity": true,
    "order": true,
    "orphans": true,
    "widows": true,
    "zIndex": true,
    "zoom": true
  },

  // Add in properties whose names you wish to fix before
  // setting or getting the value
  cssProps: {
    // normalize float css property
    "float": jQuery.support.cssFloat ? "cssFloat" : "styleFloat"
  },

  // Get and set the style property on a DOM Node
  style: function( elem, name, value, extra ) {
    // Don't set styles on text and comment nodes
    if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) {
      return;
    }

    // Make sure that we're working with the right name
    var ret, type, hooks,
      origName = jQuery.camelCase( name ),
      style = elem.style;

    name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( style, origName ) );

    // gets hook for the prefixed version
    // followed by the unprefixed version
    hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];

    // Check if we're setting a value
    if ( value !== undefined ) {
      type = typeof value;

      // convert relative number strings (+= or -=) to relative numbers. #7345
      if ( type === "string" && (ret = rrelNum.exec( value )) ) {
        value = ( ret[1] + 1 ) * ret[2] + parseFloat( jQuery.css( elem, name ) );
        // Fixes bug #9237
        type = "number";
      }

      // Make sure that NaN and null values aren't set. See: #7116
      if ( value == null || type === "number" && isNaN( value ) ) {
        return;
      }

      // If a number was passed in, add 'px' to the (except for certain CSS properties)
      if ( type === "number" && !jQuery.cssNumber[ origName ] ) {
        value += "px";
      }

      // Fixes #8908, it can be done more correctly by specifing setters in cssHooks,
      // but it would mean to define eight (for every problematic property) identical functions
      if ( !jQuery.support.clearCloneStyle && value === "" && name.indexOf("background") === 0 ) {
        style[ name ] = "inherit";
      }

      // If a hook was provided, use that value, otherwise just set the specified value
      if ( !hooks || !("set" in hooks) || (value = hooks.set( elem, value, extra )) !== undefined ) {

        // Wrapped to prevent IE from throwing errors when 'invalid' values are provided
        // Fixes bug #5509
        try {
          style[ name ] = value;
        } catch(e) {}
      }

    } else {
      // If a hook was provided get the non-computed value from there
      if ( hooks && "get" in hooks && (ret = hooks.get( elem, false, extra )) !== undefined ) {
        return ret;
      }

      // Otherwise just get the value from the style object
      return style[ name ];
    }
  },

  css: function( elem, name, extra, styles ) {
    var num, val, hooks,
      origName = jQuery.camelCase( name );

    // Make sure that we're working with the right name
    name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( elem.style, origName ) );

    // gets hook for the prefixed version
    // followed by the unprefixed version
    hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];

    // If a hook was provided get the computed value from there
    if ( hooks && "get" in hooks ) {
      val = hooks.get( elem, true, extra );
    }

    // Otherwise, if a way to get the computed value exists, use that
    if ( val === undefined ) {
      val = curCSS( elem, name, styles );
    }

    //convert "normal" to computed value
    if ( val === "normal" && name in cssNormalTransform ) {
      val = cssNormalTransform[ name ];
    }

    // Return, converting to number if forced or a qualifier was provided and val looks numeric
    if ( extra === "" || extra ) {
      num = parseFloat( val );
      return extra === true || jQuery.isNumeric( num ) ? num || 0 : val;
    }
    return val;
  }
});

// NOTE: we've included the "window" in window.getComputedStyle
// because jsdom on node.js will break without it.
if ( window.getComputedStyle ) {
  getStyles = function( elem ) {
    return window.getComputedStyle( elem, null );
  };

  curCSS = function( elem, name, _computed ) {
    var width, minWidth, maxWidth,
      computed = _computed || getStyles( elem ),

      // getPropertyValue is only needed for .css('filter') in IE9, see #12537
      ret = computed ? computed.getPropertyValue( name ) || computed[ name ] : undefined,
      style = elem.style;

    if ( computed ) {

      if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) {
        ret = jQuery.style( elem, name );
      }

      // A tribute to the "awesome hack by Dean Edwards"
      // Chrome < 17 and Safari 5.0 uses "computed value" instead of "used value" for margin-right
      // Safari 5.1.7 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels
      // this is against the CSSOM draft spec: http://dev.w3.org/csswg/cssom/#resolved-values
      if ( rnumnonpx.test( ret ) && rmargin.test( name ) ) {

        // Remember the original values
        width = style.width;
        minWidth = style.minWidth;
        maxWidth = style.maxWidth;

        // Put in the new values to get a computed value out
        style.minWidth = style.maxWidth = style.width = ret;
        ret = computed.width;

        // Revert the changed values
        style.width = width;
        style.minWidth = minWidth;
        style.maxWidth = maxWidth;
      }
    }

    return ret;
  };
} else if ( document.documentElement.currentStyle ) {
  getStyles = function( elem ) {
    return elem.currentStyle;
  };

  curCSS = function( elem, name, _computed ) {
    var left, rs, rsLeft,
      computed = _computed || getStyles( elem ),
      ret = computed ? computed[ name ] : undefined,
      style = elem.style;

    // Avoid setting ret to empty string here
    // so we don't default to auto
    if ( ret == null && style && style[ name ] ) {
      ret = style[ name ];
    }

    // From the awesome hack by Dean Edwards
    // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291

    // If we're not dealing with a regular pixel number
    // but a number that has a weird ending, we need to convert it to pixels
    // but not position css attributes, as those are proportional to the parent element instead
    // and we can't measure the parent instead because it might trigger a "stacking dolls" problem
    if ( rnumnonpx.test( ret ) && !rposition.test( name ) ) {

      // Remember the original values
      left = style.left;
      rs = elem.runtimeStyle;
      rsLeft = rs && rs.left;

      // Put in the new values to get a computed value out
      if ( rsLeft ) {
        rs.left = elem.currentStyle.left;
      }
      style.left = name === "fontSize" ? "1em" : ret;
      ret = style.pixelLeft + "px";

      // Revert the changed values
      style.left = left;
      if ( rsLeft ) {
        rs.left = rsLeft;
      }
    }

    return ret === "" ? "auto" : ret;
  };
}

function setPositiveNumber( elem, value, subtract ) {
  var matches = rnumsplit.exec( value );
  return matches ?
    // Guard against undefined "subtract", e.g., when used as in cssHooks
    Math.max( 0, matches[ 1 ] - ( subtract || 0 ) ) + ( matches[ 2 ] || "px" ) :
    value;
}

function augmentWidthOrHeight( elem, name, extra, isBorderBox, styles ) {
  var i = extra === ( isBorderBox ? "border" : "content" ) ?
    // If we already have the right measurement, avoid augmentation
    4 :
    // Otherwise initialize for horizontal or vertical properties
    name === "width" ? 1 : 0,

    val = 0;

  for ( ; i < 4; i += 2 ) {
    // both box models exclude margin, so add it if we want it
    if ( extra === "margin" ) {
      val += jQuery.css( elem, extra + cssExpand[ i ], true, styles );
    }

    if ( isBorderBox ) {
      // border-box includes padding, so remove it if we want content
      if ( extra === "content" ) {
        val -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
      }

      // at this point, extra isn't border nor margin, so remove border
      if ( extra !== "margin" ) {
        val -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
      }
    } else {
      // at this point, extra isn't content, so add padding
      val += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );

      // at this point, extra isn't content nor padding, so add border
      if ( extra !== "padding" ) {
        val += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
      }
    }
  }

  return val;
}

function getWidthOrHeight( elem, name, extra ) {

  // Start with offset property, which is equivalent to the border-box value
  var valueIsBorderBox = true,
    val = name === "width" ? elem.offsetWidth : elem.offsetHeight,
    styles = getStyles( elem ),
    isBorderBox = jQuery.support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box";

  // some non-html elements return undefined for offsetWidth, so check for null/undefined
  // svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285
  // MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668
  if ( val <= 0 || val == null ) {
    // Fall back to computed then uncomputed css if necessary
    val = curCSS( elem, name, styles );
    if ( val < 0 || val == null ) {
      val = elem.style[ name ];
    }

    // Computed unit is not pixels. Stop here and return.
    if ( rnumnonpx.test(val) ) {
      return val;
    }

    // we need the check for style in case a browser which returns unreliable values
    // for getComputedStyle silently falls back to the reliable elem.style
    valueIsBorderBox = isBorderBox && ( jQuery.support.boxSizingReliable || val === elem.style[ name ] );

    // Normalize "", auto, and prepare for extra
    val = parseFloat( val ) || 0;
  }

  // use the active box-sizing model to add/subtract irrelevant styles
  return ( val +
    augmentWidthOrHeight(
      elem,
      name,
      extra || ( isBorderBox ? "border" : "content" ),
      valueIsBorderBox,
      styles
    )
  ) + "px";
}

// Try to determine the default display value of an element
function css_defaultDisplay( nodeName ) {
  var doc = document,
    display = elemdisplay[ nodeName ];

  if ( !display ) {
    display = actualDisplay( nodeName, doc );

    // If the simple way fails, read from inside an iframe
    if ( display === "none" || !display ) {
      // Use the already-created iframe if possible
      iframe = ( iframe ||
        jQuery("<iframe frameborder='0' width='0' height='0'/>")
        .css( "cssText", "display:block !important" )
      ).appendTo( doc.documentElement );

      // Always write a new HTML skeleton so Webkit and Firefox don't choke on reuse
      doc = ( iframe[0].contentWindow || iframe[0].contentDocument ).document;
      doc.write("<!doctype html><html><body>");
      doc.close();

      display = actualDisplay( nodeName, doc );
      iframe.detach();
    }

    // Store the correct default display
    elemdisplay[ nodeName ] = display;
  }

  return display;
}

// Called ONLY from within css_defaultDisplay
function actualDisplay( name, doc ) {
  var elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ),
    display = jQuery.css( elem[0], "display" );
  elem.remove();
  return display;
}

jQuery.each([ "height", "width" ], function( i, name ) {
  jQuery.cssHooks[ name ] = {
    get: function( elem, computed, extra ) {
      if ( computed ) {
        // certain elements can have dimension info if we invisibly show them
        // however, it must have a current display style that would benefit from this
        return elem.offsetWidth === 0 && rdisplayswap.test( jQuery.css( elem, "display" ) ) ?
          jQuery.swap( elem, cssShow, function() {
            return getWidthOrHeight( elem, name, extra );
          }) :
          getWidthOrHeight( elem, name, extra );
      }
    },

    set: function( elem, value, extra ) {
      var styles = extra && getStyles( elem );
      return setPositiveNumber( elem, value, extra ?
        augmentWidthOrHeight(
          elem,
          name,
          extra,
          jQuery.support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
          styles
        ) : 0
      );
    }
  };
});

if ( !jQuery.support.opacity ) {
  jQuery.cssHooks.opacity = {
    get: function( elem, computed ) {
      // IE uses filters for opacity
      return ropacity.test( (computed && elem.currentStyle ? elem.currentStyle.filter : elem.style.filter) || "" ) ?
        ( 0.01 * parseFloat( RegExp.$1 ) ) + "" :
        computed ? "1" : "";
    },

    set: function( elem, value ) {
      var style = elem.style,
        currentStyle = elem.currentStyle,
        opacity = jQuery.isNumeric( value ) ? "alpha(opacity=" + value * 100 + ")" : "",
        filter = currentStyle && currentStyle.filter || style.filter || "";

      // IE has trouble with opacity if it does not have layout
      // Force it by setting the zoom level
      style.zoom = 1;

      // if setting opacity to 1, and no other filters exist - attempt to remove filter attribute #6652
      // if value === "", then remove inline opacity #12685
      if ( ( value >= 1 || value === "" ) &&
          jQuery.trim( filter.replace( ralpha, "" ) ) === "" &&
          style.removeAttribute ) {

        // Setting style.filter to null, "" & " " still leave "filter:" in the cssText
        // if "filter:" is present at all, clearType is disabled, we want to avoid this
        // style.removeAttribute is IE Only, but so apparently is this code path...
        style.removeAttribute( "filter" );

        // if there is no filter style applied in a css rule or unset inline opacity, we are done
        if ( value === "" || currentStyle && !currentStyle.filter ) {
          return;
        }
      }

      // otherwise, set new filter values
      style.filter = ralpha.test( filter ) ?
        filter.replace( ralpha, opacity ) :
        filter + " " + opacity;
    }
  };
}

// These hooks cannot be added until DOM ready because the support test
// for it is not run until after DOM ready
jQuery(function() {
  if ( !jQuery.support.reliableMarginRight ) {
    jQuery.cssHooks.marginRight = {
      get: function( elem, computed ) {
        if ( computed ) {
          // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
          // Work around by temporarily setting element display to inline-block
          return jQuery.swap( elem, { "display": "inline-block" },
            curCSS, [ elem, "marginRight" ] );
        }
      }
    };
  }

  // Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084
  // getComputedStyle returns percent when specified for top/left/bottom/right
  // rather than make the css module depend on the offset module, we just check for it here
  if ( !jQuery.support.pixelPosition && jQuery.fn.position ) {
    jQuery.each( [ "top", "left" ], function( i, prop ) {
      jQuery.cssHooks[ prop ] = {
        get: function( elem, computed ) {
          if ( computed ) {
            computed = curCSS( elem, prop );
            // if curCSS returns percentage, fallback to offset
            return rnumnonpx.test( computed ) ?
              jQuery( elem ).position()[ prop ] + "px" :
              computed;
          }
        }
      };
    });
  }

});

if ( jQuery.expr && jQuery.expr.filters ) {
  jQuery.expr.filters.hidden = function( elem ) {
    // Support: Opera <= 12.12
    // Opera reports offsetWidths and offsetHeights less than zero on some elements
    return elem.offsetWidth <= 0 && elem.offsetHeight <= 0 ||
      (!jQuery.support.reliableHiddenOffsets && ((elem.style && elem.style.display) || jQuery.css( elem, "display" )) === "none");
  };

  jQuery.expr.filters.visible = function( elem ) {
    return !jQuery.expr.filters.hidden( elem );
  };
}

// These hooks are used by animate to expand properties
jQuery.each({
  margin: "",
  padding: "",
  border: "Width"
}, function( prefix, suffix ) {
  jQuery.cssHooks[ prefix + suffix ] = {
    expand: function( value ) {
      var i = 0,
        expanded = {},

        // assumes a single number if not a string
        parts = typeof value === "string" ? value.split(" ") : [ value ];

      for ( ; i < 4; i++ ) {
        expanded[ prefix + cssExpand[ i ] + suffix ] =
          parts[ i ] || parts[ i - 2 ] || parts[ 0 ];
      }

      return expanded;
    }
  };

  if ( !rmargin.test( prefix ) ) {
    jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber;
  }
});

var r20 = /%20/g,
  rbracket = /\[\]$/,
  rCRLF = /\r?\n/g,
  rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i,
  rsubmittable = /^(?:input|select|textarea|keygen)/i;

jQuery.fn.extend({
  serialize: function() {
    return jQuery.param( this.serializeArray() );
  },
  serializeArray: function() {
    return this.map(function(){
      // Can add propHook for "elements" to filter or add form elements
      var elements = jQuery.prop( this, "elements" );
      return elements ? jQuery.makeArray( elements ) : this;
    })
    .filter(function(){
      var type = this.type;
      // Use .is(":disabled") so that fieldset[disabled] works
      return this.name && !jQuery( this ).is( ":disabled" ) &&
        rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) &&
        ( this.checked || !manipulation_rcheckableType.test( type ) );
    })
    .map(function( i, elem ){
      var val = jQuery( this ).val();

      return val == null ?
        null :
        jQuery.isArray( val ) ?
          jQuery.map( val, function( val ){
            return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
          }) :
          { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
    }).get();
  }
});

//Serialize an array of form elements or a set of
//key/values into a query string
jQuery.param = function( a, traditional ) {
  var prefix,
    s = [],
    add = function( key, value ) {
      // If value is a function, invoke it and return its value
      value = jQuery.isFunction( value ) ? value() : ( value == null ? "" : value );
      s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value );
    };

  // Set traditional to true for jQuery <= 1.3.2 behavior.
  if ( traditional === undefined ) {
    traditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional;
  }

  // If an array was passed in, assume that it is an array of form elements.
  if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
    // Serialize the form elements
    jQuery.each( a, function() {
      add( this.name, this.value );
    });

  } else {
    // If traditional, encode the "old" way (the way 1.3.2 or older
    // did it), otherwise encode params recursively.
    for ( prefix in a ) {
      buildParams( prefix, a[ prefix ], traditional, add );
    }
  }

  // Return the resulting serialization
  return s.join( "&" ).replace( r20, "+" );
};

function buildParams( prefix, obj, traditional, add ) {
  var name;

  if ( jQuery.isArray( obj ) ) {
    // Serialize array item.
    jQuery.each( obj, function( i, v ) {
      if ( traditional || rbracket.test( prefix ) ) {
        // Treat each array item as a scalar.
        add( prefix, v );

      } else {
        // Item is non-scalar (array or object), encode its numeric index.
        buildParams( prefix + "[" + ( typeof v === "object" ? i : "" ) + "]", v, traditional, add );
      }
    });

  } else if ( !traditional && jQuery.type( obj ) === "object" ) {
    // Serialize object item.
    for ( name in obj ) {
      buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add );
    }

  } else {
    // Serialize scalar item.
    add( prefix, obj );
  }
}

jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " +
  "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
  "change select submit keydown keypress keyup error contextmenu").split(" "), function( i, name ) {

  // Handle event binding
  jQuery.fn[ name ] = function( data, fn ) {
    return arguments.length > 0 ?
      this.on( name, null, data, fn ) :
      this.trigger( name );
  };
});

jQuery.fn.extend({
  hover: function( fnOver, fnOut ) {
    return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
  },

  bind: function( types, data, fn ) {
    return this.on( types, null, data, fn );
  },
  unbind: function( types, fn ) {
    return this.off( types, null, fn );
  },

  delegate: function( selector, types, data, fn ) {
    return this.on( types, selector, data, fn );
  },
  undelegate: function( selector, types, fn ) {
    // ( namespace ) or ( selector, types [, fn] )
    return arguments.length === 1 ? this.off( selector, "**" ) : this.off( types, selector || "**", fn );
  }
});

var
  // Document location
  ajaxLocParts,
  ajaxLocation,
  ajax_nonce = jQuery.now(),

  ajax_rquery = /\?/,
  rhash = /#.*$/,
  rts = /([?&])_=[^&]*/,
  rheaders = /^(.*?):[ \t]*([^\r\n]*)\r?$/mg, // IE leaves an \r character at EOL
  // #7653, #8125, #8152: local protocol detection
  rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/,
  rnoContent = /^(?:GET|HEAD)$/,
  rprotocol = /^\/\//,
  rurl = /^([\w.+-]+:)(?:\/\/([^\/?#:]*)(?::(\d+)|)|)/,

  // Keep a copy of the old load method
  _load = jQuery.fn.load,

  /* Prefilters
   * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
   * 2) These are called:
   *    - BEFORE asking for a transport
   *    - AFTER param serialization (s.data is a string if s.processData is true)
   * 3) key is the dataType
   * 4) the catchall symbol "*" can be used
   * 5) execution will start with transport dataType and THEN continue down to "*" if needed
   */
  prefilters = {},

  /* Transports bindings
   * 1) key is the dataType
   * 2) the catchall symbol "*" can be used
   * 3) selection will start with transport dataType and THEN go to "*" if needed
   */
  transports = {},

  // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
  allTypes = "*/".concat("*");

// #8138, IE may throw an exception when accessing
// a field from window.location if document.domain has been set
try {
  ajaxLocation = location.href;
} catch( e ) {
  // Use the href attribute of an A element
  // since IE will modify it given document.location
  ajaxLocation = document.createElement( "a" );
  ajaxLocation.href = "";
  ajaxLocation = ajaxLocation.href;
}

// Segment location into parts
ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || [];

// Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
function addToPrefiltersOrTransports( structure ) {

  // dataTypeExpression is optional and defaults to "*"
  return function( dataTypeExpression, func ) {

    if ( typeof dataTypeExpression !== "string" ) {
      func = dataTypeExpression;
      dataTypeExpression = "*";
    }

    var dataType,
      i = 0,
      dataTypes = dataTypeExpression.toLowerCase().match( core_rnotwhite ) || [];

    if ( jQuery.isFunction( func ) ) {
      // For each dataType in the dataTypeExpression
      while ( (dataType = dataTypes[i++]) ) {
        // Prepend if requested
        if ( dataType[0] === "+" ) {
          dataType = dataType.slice( 1 ) || "*";
          (structure[ dataType ] = structure[ dataType ] || []).unshift( func );

        // Otherwise append
        } else {
          (structure[ dataType ] = structure[ dataType ] || []).push( func );
        }
      }
    }
  };
}

// Base inspection function for prefilters and transports
function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR ) {

  var inspected = {},
    seekingTransport = ( structure === transports );

  function inspect( dataType ) {
    var selected;
    inspected[ dataType ] = true;
    jQuery.each( structure[ dataType ] || [], function( _, prefilterOrFactory ) {
      var dataTypeOrTransport = prefilterOrFactory( options, originalOptions, jqXHR );
      if( typeof dataTypeOrTransport === "string" && !seekingTransport && !inspected[ dataTypeOrTransport ] ) {
        options.dataTypes.unshift( dataTypeOrTransport );
        inspect( dataTypeOrTransport );
        return false;
      } else if ( seekingTransport ) {
        return !( selected = dataTypeOrTransport );
      }
    });
    return selected;
  }

  return inspect( options.dataTypes[ 0 ] ) || !inspected[ "*" ] && inspect( "*" );
}

// A special extend for ajax options
// that takes "flat" options (not to be deep extended)
// Fixes #9887
function ajaxExtend( target, src ) {
  var deep, key,
    flatOptions = jQuery.ajaxSettings.flatOptions || {};

  for ( key in src ) {
    if ( src[ key ] !== undefined ) {
      ( flatOptions[ key ] ? target : ( deep || (deep = {}) ) )[ key ] = src[ key ];
    }
  }
  if ( deep ) {
    jQuery.extend( true, target, deep );
  }

  return target;
}

jQuery.fn.load = function( url, params, callback ) {
  if ( typeof url !== "string" && _load ) {
    return _load.apply( this, arguments );
  }

  var selector, response, type,
    self = this,
    off = url.indexOf(" ");

  if ( off >= 0 ) {
    selector = url.slice( off, url.length );
    url = url.slice( 0, off );
  }

  // If it's a function
  if ( jQuery.isFunction( params ) ) {

    // We assume that it's the callback
    callback = params;
    params = undefined;

  // Otherwise, build a param string
  } else if ( params && typeof params === "object" ) {
    type = "POST";
  }

  // If we have elements to modify, make the request
  if ( self.length > 0 ) {
    jQuery.ajax({
      url: url,

      // if "type" variable is undefined, then "GET" method will be used
      type: type,
      dataType: "html",
      data: params
    }).done(function( responseText ) {

      // Save response for use in complete callback
      response = arguments;

      self.html( selector ?

        // If a selector was specified, locate the right elements in a dummy div
        // Exclude scripts to avoid IE 'Permission Denied' errors
        jQuery("<div>").append( jQuery.parseHTML( responseText ) ).find( selector ) :

        // Otherwise use the full result
        responseText );

    }).complete( callback && function( jqXHR, status ) {
      self.each( callback, response || [ jqXHR.responseText, status, jqXHR ] );
    });
  }

  return this;
};

// Attach a bunch of functions for handling common AJAX events
jQuery.each( [ "ajaxStart", "ajaxStop", "ajaxComplete", "ajaxError", "ajaxSuccess", "ajaxSend" ], function( i, type ){
  jQuery.fn[ type ] = function( fn ){
    return this.on( type, fn );
  };
});

jQuery.extend({

  // Counter for holding the number of active queries
  active: 0,

  // Last-Modified header cache for next request
  lastModified: {},
  etag: {},

  ajaxSettings: {
    url: ajaxLocation,
    type: "GET",
    isLocal: rlocalProtocol.test( ajaxLocParts[ 1 ] ),
    global: true,
    processData: true,
    async: true,
    contentType: "application/x-www-form-urlencoded; charset=UTF-8",
    /*
    timeout: 0,
    data: null,
    dataType: null,
    username: null,
    password: null,
    cache: null,
    throws: false,
    traditional: false,
    headers: {},
    */

    accepts: {
      "*": allTypes,
      text: "text/plain",
      html: "text/html",
      xml: "application/xml, text/xml",
      json: "application/json, text/javascript"
    },

    contents: {
      xml: /xml/,
      html: /html/,
      json: /json/
    },

    responseFields: {
      xml: "responseXML",
      text: "responseText",
      json: "responseJSON"
    },

    // Data converters
    // Keys separate source (or catchall "*") and destination types with a single space
    converters: {

      // Convert anything to text
      "* text": String,

      // Text to html (true = no transformation)
      "text html": true,

      // Evaluate text as a json expression
      "text json": jQuery.parseJSON,

      // Parse text as xml
      "text xml": jQuery.parseXML
    },

    // For options that shouldn't be deep extended:
    // you can add your own custom options here if
    // and when you create one that shouldn't be
    // deep extended (see ajaxExtend)
    flatOptions: {
      url: true,
      context: true
    }
  },

  // Creates a full fledged settings object into target
  // with both ajaxSettings and settings fields.
  // If target is omitted, writes into ajaxSettings.
  ajaxSetup: function( target, settings ) {
    return settings ?

      // Building a settings object
      ajaxExtend( ajaxExtend( target, jQuery.ajaxSettings ), settings ) :

      // Extending ajaxSettings
      ajaxExtend( jQuery.ajaxSettings, target );
  },

  ajaxPrefilter: addToPrefiltersOrTransports( prefilters ),
  ajaxTransport: addToPrefiltersOrTransports( transports ),

  // Main method
  ajax: function( url, options ) {

    // If url is an object, simulate pre-1.5 signature
    if ( typeof url === "object" ) {
      options = url;
      url = undefined;
    }

    // Force options to be an object
    options = options || {};

    var // Cross-domain detection vars
      parts,
      // Loop variable
      i,
      // URL without anti-cache param
      cacheURL,
      // Response headers as string
      responseHeadersString,
      // timeout handle
      timeoutTimer,

      // To know if global events are to be dispatched
      fireGlobals,

      transport,
      // Response headers
      responseHeaders,
      // Create the final options object
      s = jQuery.ajaxSetup( {}, options ),
      // Callbacks context
      callbackContext = s.context || s,
      // Context for global events is callbackContext if it is a DOM node or jQuery collection
      globalEventContext = s.context && ( callbackContext.nodeType || callbackContext.jquery ) ?
        jQuery( callbackContext ) :
        jQuery.event,
      // Deferreds
      deferred = jQuery.Deferred(),
      completeDeferred = jQuery.Callbacks("once memory"),
      // Status-dependent callbacks
      statusCode = s.statusCode || {},
      // Headers (they are sent all at once)
      requestHeaders = {},
      requestHeadersNames = {},
      // The jqXHR state
      state = 0,
      // Default abort message
      strAbort = "canceled",
      // Fake xhr
      jqXHR = {
        readyState: 0,

        // Builds headers hashtable if needed
        getResponseHeader: function( key ) {
          var match;
          if ( state === 2 ) {
            if ( !responseHeaders ) {
              responseHeaders = {};
              while ( (match = rheaders.exec( responseHeadersString )) ) {
                responseHeaders[ match[1].toLowerCase() ] = match[ 2 ];
              }
            }
            match = responseHeaders[ key.toLowerCase() ];
          }
          return match == null ? null : match;
        },

        // Raw string
        getAllResponseHeaders: function() {
          return state === 2 ? responseHeadersString : null;
        },

        // Caches the header
        setRequestHeader: function( name, value ) {
          var lname = name.toLowerCase();
          if ( !state ) {
            name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name;
            requestHeaders[ name ] = value;
          }
          return this;
        },

        // Overrides response content-type header
        overrideMimeType: function( type ) {
          if ( !state ) {
            s.mimeType = type;
          }
          return this;
        },

        // Status-dependent callbacks
        statusCode: function( map ) {
          var code;
          if ( map ) {
            if ( state < 2 ) {
              for ( code in map ) {
                // Lazy-add the new callback in a way that preserves old ones
                statusCode[ code ] = [ statusCode[ code ], map[ code ] ];
              }
            } else {
              // Execute the appropriate callbacks
              jqXHR.always( map[ jqXHR.status ] );
            }
          }
          return this;
        },

        // Cancel the request
        abort: function( statusText ) {
          var finalText = statusText || strAbort;
          if ( transport ) {
            transport.abort( finalText );
          }
          done( 0, finalText );
          return this;
        }
      };

    // Attach deferreds
    deferred.promise( jqXHR ).complete = completeDeferred.add;
    jqXHR.success = jqXHR.done;
    jqXHR.error = jqXHR.fail;

    // Remove hash character (#7531: and string promotion)
    // Add protocol if not provided (#5866: IE7 issue with protocol-less urls)
    // Handle falsy url in the settings object (#10093: consistency with old signature)
    // We also use the url parameter if available
    s.url = ( ( url || s.url || ajaxLocation ) + "" ).replace( rhash, "" ).replace( rprotocol, ajaxLocParts[ 1 ] + "//" );

    // Alias method option to type as per ticket #12004
    s.type = options.method || options.type || s.method || s.type;

    // Extract dataTypes list
    s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().match( core_rnotwhite ) || [""];

    // A cross-domain request is in order when we have a protocol:host:port mismatch
    if ( s.crossDomain == null ) {
      parts = rurl.exec( s.url.toLowerCase() );
      s.crossDomain = !!( parts &&
        ( parts[ 1 ] !== ajaxLocParts[ 1 ] || parts[ 2 ] !== ajaxLocParts[ 2 ] ||
          ( parts[ 3 ] || ( parts[ 1 ] === "http:" ? "80" : "443" ) ) !==
            ( ajaxLocParts[ 3 ] || ( ajaxLocParts[ 1 ] === "http:" ? "80" : "443" ) ) )
      );
    }

    // Convert data if not already a string
    if ( s.data && s.processData && typeof s.data !== "string" ) {
      s.data = jQuery.param( s.data, s.traditional );
    }

    // Apply prefilters
    inspectPrefiltersOrTransports( prefilters, s, options, jqXHR );

    // If request was aborted inside a prefilter, stop there
    if ( state === 2 ) {
      return jqXHR;
    }

    // We can fire global events as of now if asked to
    fireGlobals = s.global;

    // Watch for a new set of requests
    if ( fireGlobals && jQuery.active++ === 0 ) {
      jQuery.event.trigger("ajaxStart");
    }

    // Uppercase the type
    s.type = s.type.toUpperCase();

    // Determine if request has content
    s.hasContent = !rnoContent.test( s.type );

    // Save the URL in case we're toying with the If-Modified-Since
    // and/or If-None-Match header later on
    cacheURL = s.url;

    // More options handling for requests with no content
    if ( !s.hasContent ) {

      // If data is available, append data to url
      if ( s.data ) {
        cacheURL = ( s.url += ( ajax_rquery.test( cacheURL ) ? "&" : "?" ) + s.data );
        // #9682: remove data so that it's not used in an eventual retry
        delete s.data;
      }

      // Add anti-cache in url if needed
      if ( s.cache === false ) {
        s.url = rts.test( cacheURL ) ?

          // If there is already a '_' parameter, set its value
          cacheURL.replace( rts, "$1_=" + ajax_nonce++ ) :

          // Otherwise add one to the end
          cacheURL + ( ajax_rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + ajax_nonce++;
      }
    }

    // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
    if ( s.ifModified ) {
      if ( jQuery.lastModified[ cacheURL ] ) {
        jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ cacheURL ] );
      }
      if ( jQuery.etag[ cacheURL ] ) {
        jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ cacheURL ] );
      }
    }

    // Set the correct header, if data is being sent
    if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {
      jqXHR.setRequestHeader( "Content-Type", s.contentType );
    }

    // Set the Accepts header for the server, depending on the dataType
    jqXHR.setRequestHeader(
      "Accept",
      s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[0] ] ?
        s.accepts[ s.dataTypes[0] ] + ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) :
        s.accepts[ "*" ]
    );

    // Check for headers option
    for ( i in s.headers ) {
      jqXHR.setRequestHeader( i, s.headers[ i ] );
    }

    // Allow custom headers/mimetypes and early abort
    if ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) {
      // Abort if not done already and return
      return jqXHR.abort();
    }

    // aborting is no longer a cancellation
    strAbort = "abort";

    // Install callbacks on deferreds
    for ( i in { success: 1, error: 1, complete: 1 } ) {
      jqXHR[ i ]( s[ i ] );
    }

    // Get transport
    transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR );

    // If no transport, we auto-abort
    if ( !transport ) {
      done( -1, "No Transport" );
    } else {
      jqXHR.readyState = 1;

      // Send global event
      if ( fireGlobals ) {
        globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] );
      }
      // Timeout
      if ( s.async && s.timeout > 0 ) {
        timeoutTimer = setTimeout(function() {
          jqXHR.abort("timeout");
        }, s.timeout );
      }

      try {
        state = 1;
        transport.send( requestHeaders, done );
      } catch ( e ) {
        // Propagate exception as error if not done
        if ( state < 2 ) {
          done( -1, e );
        // Simply rethrow otherwise
        } else {
          throw e;
        }
      }
    }

    // Callback for when everything is done
    function done( status, nativeStatusText, responses, headers ) {
      var isSuccess, success, error, response, modified,
        statusText = nativeStatusText;

      // Called once
      if ( state === 2 ) {
        return;
      }

      // State is "done" now
      state = 2;

      // Clear timeout if it exists
      if ( timeoutTimer ) {
        clearTimeout( timeoutTimer );
      }

      // Dereference transport for early garbage collection
      // (no matter how long the jqXHR object will be used)
      transport = undefined;

      // Cache response headers
      responseHeadersString = headers || "";

      // Set readyState
      jqXHR.readyState = status > 0 ? 4 : 0;

      // Determine if successful
      isSuccess = status >= 200 && status < 300 || status === 304;

      // Get response data
      if ( responses ) {
        response = ajaxHandleResponses( s, jqXHR, responses );
      }

      // Convert no matter what (that way responseXXX fields are always set)
      response = ajaxConvert( s, response, jqXHR, isSuccess );

      // If successful, handle type chaining
      if ( isSuccess ) {

        // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
        if ( s.ifModified ) {
          modified = jqXHR.getResponseHeader("Last-Modified");
          if ( modified ) {
            jQuery.lastModified[ cacheURL ] = modified;
          }
          modified = jqXHR.getResponseHeader("etag");
          if ( modified ) {
            jQuery.etag[ cacheURL ] = modified;
          }
        }

        // if no content
        if ( status === 204 || s.type === "HEAD" ) {
          statusText = "nocontent";

        // if not modified
        } else if ( status === 304 ) {
          statusText = "notmodified";

        // If we have data, let's convert it
        } else {
          statusText = response.state;
          success = response.data;
          error = response.error;
          isSuccess = !error;
        }
      } else {
        // We extract error from statusText
        // then normalize statusText and status for non-aborts
        error = statusText;
        if ( status || !statusText ) {
          statusText = "error";
          if ( status < 0 ) {
            status = 0;
          }
        }
      }

      // Set data for the fake xhr object
      jqXHR.status = status;
      jqXHR.statusText = ( nativeStatusText || statusText ) + "";

      // Success/Error
      if ( isSuccess ) {
        deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );
      } else {
        deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );
      }

      // Status-dependent callbacks
      jqXHR.statusCode( statusCode );
      statusCode = undefined;

      if ( fireGlobals ) {
        globalEventContext.trigger( isSuccess ? "ajaxSuccess" : "ajaxError",
          [ jqXHR, s, isSuccess ? success : error ] );
      }

      // Complete
      completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );

      if ( fireGlobals ) {
        globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] );
        // Handle the global AJAX counter
        if ( !( --jQuery.active ) ) {
          jQuery.event.trigger("ajaxStop");
        }
      }
    }

    return jqXHR;
  },

  getJSON: function( url, data, callback ) {
    return jQuery.get( url, data, callback, "json" );
  },

  getScript: function( url, callback ) {
    return jQuery.get( url, undefined, callback, "script" );
  }
});

jQuery.each( [ "get", "post" ], function( i, method ) {
  jQuery[ method ] = function( url, data, callback, type ) {
    // shift arguments if data argument was omitted
    if ( jQuery.isFunction( data ) ) {
      type = type || callback;
      callback = data;
      data = undefined;
    }

    return jQuery.ajax({
      url: url,
      type: method,
      dataType: type,
      data: data,
      success: callback
    });
  };
});

/* Handles responses to an ajax request:
 * - finds the right dataType (mediates between content-type and expected dataType)
 * - returns the corresponding response
 */
function ajaxHandleResponses( s, jqXHR, responses ) {
  var firstDataType, ct, finalDataType, type,
    contents = s.contents,
    dataTypes = s.dataTypes;

  // Remove auto dataType and get content-type in the process
  while( dataTypes[ 0 ] === "*" ) {
    dataTypes.shift();
    if ( ct === undefined ) {
      ct = s.mimeType || jqXHR.getResponseHeader("Content-Type");
    }
  }

  // Check if we're dealing with a known content-type
  if ( ct ) {
    for ( type in contents ) {
      if ( contents[ type ] && contents[ type ].test( ct ) ) {
        dataTypes.unshift( type );
        break;
      }
    }
  }

  // Check to see if we have a response for the expected dataType
  if ( dataTypes[ 0 ] in responses ) {
    finalDataType = dataTypes[ 0 ];
  } else {
    // Try convertible dataTypes
    for ( type in responses ) {
      if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[0] ] ) {
        finalDataType = type;
        break;
      }
      if ( !firstDataType ) {
        firstDataType = type;
      }
    }
    // Or just use first one
    finalDataType = finalDataType || firstDataType;
  }

  // If we found a dataType
  // We add the dataType to the list if needed
  // and return the corresponding response
  if ( finalDataType ) {
    if ( finalDataType !== dataTypes[ 0 ] ) {
      dataTypes.unshift( finalDataType );
    }
    return responses[ finalDataType ];
  }
}

/* Chain conversions given the request and the original response
 * Also sets the responseXXX fields on the jqXHR instance
 */
function ajaxConvert( s, response, jqXHR, isSuccess ) {
  var conv2, current, conv, tmp, prev,
    converters = {},
    // Work with a copy of dataTypes in case we need to modify it for conversion
    dataTypes = s.dataTypes.slice();

  // Create converters map with lowercased keys
  if ( dataTypes[ 1 ] ) {
    for ( conv in s.converters ) {
      converters[ conv.toLowerCase() ] = s.converters[ conv ];
    }
  }

  current = dataTypes.shift();

  // Convert to each sequential dataType
  while ( current ) {

    if ( s.responseFields[ current ] ) {
      jqXHR[ s.responseFields[ current ] ] = response;
    }

    // Apply the dataFilter if provided
    if ( !prev && isSuccess && s.dataFilter ) {
      response = s.dataFilter( response, s.dataType );
    }

    prev = current;
    current = dataTypes.shift();

    if ( current ) {

      // There's only work to do if current dataType is non-auto
      if ( current === "*" ) {

        current = prev;

      // Convert response if prev dataType is non-auto and differs from current
      } else if ( prev !== "*" && prev !== current ) {

        // Seek a direct converter
        conv = converters[ prev + " " + current ] || converters[ "* " + current ];

        // If none found, seek a pair
        if ( !conv ) {
          for ( conv2 in converters ) {

            // If conv2 outputs current
            tmp = conv2.split( " " );
            if ( tmp[ 1 ] === current ) {

              // If prev can be converted to accepted input
              conv = converters[ prev + " " + tmp[ 0 ] ] ||
                converters[ "* " + tmp[ 0 ] ];
              if ( conv ) {
                // Condense equivalence converters
                if ( conv === true ) {
                  conv = converters[ conv2 ];

                // Otherwise, insert the intermediate dataType
                } else if ( converters[ conv2 ] !== true ) {
                  current = tmp[ 0 ];
                  dataTypes.unshift( tmp[ 1 ] );
                }
                break;
              }
            }
          }
        }

        // Apply converter (if not an equivalence)
        if ( conv !== true ) {

          // Unless errors are allowed to bubble, catch and return them
          if ( conv && s[ "throws" ] ) {
            response = conv( response );
          } else {
            try {
              response = conv( response );
            } catch ( e ) {
              return { state: "parsererror", error: conv ? e : "No conversion from " + prev + " to " + current };
            }
          }
        }
      }
    }
  }

  return { state: "success", data: response };
}
// Install script dataType
jQuery.ajaxSetup({
  accepts: {
    script: "text/javascript, application/javascript, application/ecmascript, application/x-ecmascript"
  },
  contents: {
    script: /(?:java|ecma)script/
  },
  converters: {
    "text script": function( text ) {
      jQuery.globalEval( text );
      return text;
    }
  }
});

// Handle cache's special case and global
jQuery.ajaxPrefilter( "script", function( s ) {
  if ( s.cache === undefined ) {
    s.cache = false;
  }
  if ( s.crossDomain ) {
    s.type = "GET";
    s.global = false;
  }
});

// Bind script tag hack transport
jQuery.ajaxTransport( "script", function(s) {

  // This transport only deals with cross domain requests
  if ( s.crossDomain ) {

    var script,
      head = document.head || jQuery("head")[0] || document.documentElement;

    return {

      send: function( _, callback ) {

        script = document.createElement("script");

        script.async = true;

        if ( s.scriptCharset ) {
          script.charset = s.scriptCharset;
        }

        script.src = s.url;

        // Attach handlers for all browsers
        script.onload = script.onreadystatechange = function( _, isAbort ) {

          if ( isAbort || !script.readyState || /loaded|complete/.test( script.readyState ) ) {

            // Handle memory leak in IE
            script.onload = script.onreadystatechange = null;

            // Remove the script
            if ( script.parentNode ) {
              script.parentNode.removeChild( script );
            }

            // Dereference the script
            script = null;

            // Callback if not abort
            if ( !isAbort ) {
              callback( 200, "success" );
            }
          }
        };

        // Circumvent IE6 bugs with base elements (#2709 and #4378) by prepending
        // Use native DOM manipulation to avoid our domManip AJAX trickery
        head.insertBefore( script, head.firstChild );
      },

      abort: function() {
        if ( script ) {
          script.onload( undefined, true );
        }
      }
    };
  }
});
var oldCallbacks = [],
  rjsonp = /(=)\?(?=&|$)|\?\?/;

// Default jsonp settings
jQuery.ajaxSetup({
  jsonp: "callback",
  jsonpCallback: function() {
    var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( ajax_nonce++ ) );
    this[ callback ] = true;
    return callback;
  }
});

// Detect, normalize options and install callbacks for jsonp requests
jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) {
  var callbackName, overwritten, responseContainer,
    jsonProp = s.jsonp !== false && ( rjsonp.test( s.url ) ?
      "url" :
      typeof s.data === "string" && !( s.contentType || "" ).indexOf("application/x-www-form-urlencoded") && rjsonp.test( s.data ) && "data"
    );

  // Handle iff the expected data type is "jsonp" or we have a parameter to set
  if ( jsonProp || s.dataTypes[ 0 ] === "jsonp" ) {

    // Get callback name, remembering preexisting value associated with it
    callbackName = s.jsonpCallback = jQuery.isFunction( s.jsonpCallback ) ?
      s.jsonpCallback() :
      s.jsonpCallback;

    // Insert callback into url or form data
    if ( jsonProp ) {
      s[ jsonProp ] = s[ jsonProp ].replace( rjsonp, "$1" + callbackName );
    } else if ( s.jsonp !== false ) {
      s.url += ( ajax_rquery.test( s.url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName;
    }

    // Use data converter to retrieve json after script execution
    s.converters["script json"] = function() {
      if ( !responseContainer ) {
        jQuery.error( callbackName + " was not called" );
      }
      return responseContainer[ 0 ];
    };

    // force json dataType
    s.dataTypes[ 0 ] = "json";

    // Install callback
    overwritten = window[ callbackName ];
    window[ callbackName ] = function() {
      responseContainer = arguments;
    };

    // Clean-up function (fires after converters)
    jqXHR.always(function() {
      // Restore preexisting value
      window[ callbackName ] = overwritten;

      // Save back as free
      if ( s[ callbackName ] ) {
        // make sure that re-using the options doesn't screw things around
        s.jsonpCallback = originalSettings.jsonpCallback;

        // save the callback name for future use
        oldCallbacks.push( callbackName );
      }

      // Call if it was a function and we have a response
      if ( responseContainer && jQuery.isFunction( overwritten ) ) {
        overwritten( responseContainer[ 0 ] );
      }

      responseContainer = overwritten = undefined;
    });

    // Delegate to script
    return "script";
  }
});
var xhrCallbacks, xhrSupported,
  xhrId = 0,
  // #5280: Internet Explorer will keep connections alive if we don't abort on unload
  xhrOnUnloadAbort = window.ActiveXObject && function() {
    // Abort all pending requests
    var key;
    for ( key in xhrCallbacks ) {
      xhrCallbacks[ key ]( undefined, true );
    }
  };

// Functions to create xhrs
function createStandardXHR() {
  try {
    return new window.XMLHttpRequest();
  } catch( e ) {}
}

function createActiveXHR() {
  try {
    return new window.ActiveXObject("Microsoft.XMLHTTP");
  } catch( e ) {}
}

// Create the request object
// (This is still attached to ajaxSettings for backward compatibility)
jQuery.ajaxSettings.xhr = window.ActiveXObject ?
  /* Microsoft failed to properly
   * implement the XMLHttpRequest in IE7 (can't request local files),
   * so we use the ActiveXObject when it is available
   * Additionally XMLHttpRequest can be disabled in IE7/IE8 so
   * we need a fallback.
   */
  function() {
    return !this.isLocal && createStandardXHR() || createActiveXHR();
  } :
  // For all other browsers, use the standard XMLHttpRequest object
  createStandardXHR;

// Determine support properties
xhrSupported = jQuery.ajaxSettings.xhr();
jQuery.support.cors = !!xhrSupported && ( "withCredentials" in xhrSupported );
xhrSupported = jQuery.support.ajax = !!xhrSupported;

// Create transport if the browser can provide an xhr
if ( xhrSupported ) {

  jQuery.ajaxTransport(function( s ) {
    // Cross domain only allowed if supported through XMLHttpRequest
    if ( !s.crossDomain || jQuery.support.cors ) {

      var callback;

      return {
        send: function( headers, complete ) {

          // Get a new xhr
          var handle, i,
            xhr = s.xhr();

          // Open the socket
          // Passing null username, generates a login popup on Opera (#2865)
          if ( s.username ) {
            xhr.open( s.type, s.url, s.async, s.username, s.password );
          } else {
            xhr.open( s.type, s.url, s.async );
          }

          // Apply custom fields if provided
          if ( s.xhrFields ) {
            for ( i in s.xhrFields ) {
              xhr[ i ] = s.xhrFields[ i ];
            }
          }

          // Override mime type if needed
          if ( s.mimeType && xhr.overrideMimeType ) {
            xhr.overrideMimeType( s.mimeType );
          }

          // X-Requested-With header
          // For cross-domain requests, seeing as conditions for a preflight are
          // akin to a jigsaw puzzle, we simply never set it to be sure.
          // (it can always be set on a per-request basis or even using ajaxSetup)
          // For same-domain requests, won't change header if already provided.
          if ( !s.crossDomain && !headers["X-Requested-With"] ) {
            headers["X-Requested-With"] = "XMLHttpRequest";
          }

          // Need an extra try/catch for cross domain requests in Firefox 3
          try {
            for ( i in headers ) {
              xhr.setRequestHeader( i, headers[ i ] );
            }
          } catch( err ) {}

          // Do send the request
          // This may raise an exception which is actually
          // handled in jQuery.ajax (so no try/catch here)
          xhr.send( ( s.hasContent && s.data ) || null );

          // Listener
          callback = function( _, isAbort ) {
            var status, responseHeaders, statusText, responses;

            // Firefox throws exceptions when accessing properties
            // of an xhr when a network error occurred
            // http://helpful.knobs-dials.com/index.php/Component_returned_failure_code:_0x80040111_(NS_ERROR_NOT_AVAILABLE)
            try {

              // Was never called and is aborted or complete
              if ( callback && ( isAbort || xhr.readyState === 4 ) ) {

                // Only called once
                callback = undefined;

                // Do not keep as active anymore
                if ( handle ) {
                  xhr.onreadystatechange = jQuery.noop;
                  if ( xhrOnUnloadAbort ) {
                    delete xhrCallbacks[ handle ];
                  }
                }

                // If it's an abort
                if ( isAbort ) {
                  // Abort it manually if needed
                  if ( xhr.readyState !== 4 ) {
                    xhr.abort();
                  }
                } else {
                  responses = {};
                  status = xhr.status;
                  responseHeaders = xhr.getAllResponseHeaders();

                  // When requesting binary data, IE6-9 will throw an exception
                  // on any attempt to access responseText (#11426)
                  if ( typeof xhr.responseText === "string" ) {
                    responses.text = xhr.responseText;
                  }

                  // Firefox throws an exception when accessing
                  // statusText for faulty cross-domain requests
                  try {
                    statusText = xhr.statusText;
                  } catch( e ) {
                    // We normalize with Webkit giving an empty statusText
                    statusText = "";
                  }

                  // Filter status for non standard behaviors

                  // If the request is local and we have data: assume a success
                  // (success with no data won't get notified, that's the best we
                  // can do given current implementations)
                  if ( !status && s.isLocal && !s.crossDomain ) {
                    status = responses.text ? 200 : 404;
                  // IE - #1450: sometimes returns 1223 when it should be 204
                  } else if ( status === 1223 ) {
                    status = 204;
                  }
                }
              }
            } catch( firefoxAccessException ) {
              if ( !isAbort ) {
                complete( -1, firefoxAccessException );
              }
            }

            // Call complete if needed
            if ( responses ) {
              complete( status, statusText, responses, responseHeaders );
            }
          };

          if ( !s.async ) {
            // if we're in sync mode we fire the callback
            callback();
          } else if ( xhr.readyState === 4 ) {
            // (IE6 & IE7) if it's in cache and has been
            // retrieved directly we need to fire the callback
            setTimeout( callback );
          } else {
            handle = ++xhrId;
            if ( xhrOnUnloadAbort ) {
              // Create the active xhrs callbacks list if needed
              // and attach the unload handler
              if ( !xhrCallbacks ) {
                xhrCallbacks = {};
                jQuery( window ).unload( xhrOnUnloadAbort );
              }
              // Add to list of active xhrs callbacks
              xhrCallbacks[ handle ] = callback;
            }
            xhr.onreadystatechange = callback;
          }
        },

        abort: function() {
          if ( callback ) {
            callback( undefined, true );
          }
        }
      };
    }
  });
}

var fxNow, timerId,
  rfxtypes = /^(?:toggle|show|hide)$/,
  rfxnum = new RegExp( "^(?:([+-])=|)(" + core_pnum + ")([a-z%]*)$", "i" ),
  rrun = /queueHooks$/,
  animationPrefilters = [ defaultPrefilter ],
  tweeners = {
    "*": [function( prop, value ) {
      var tween = this.createTween( prop, value ),
        target = tween.cur(),
        parts = rfxnum.exec( value ),
        unit = parts && parts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ),

        // Starting value computation is required for potential unit mismatches
        start = ( jQuery.cssNumber[ prop ] || unit !== "px" && +target ) &&
          rfxnum.exec( jQuery.css( tween.elem, prop ) ),
        scale = 1,
        maxIterations = 20;

      if ( start && start[ 3 ] !== unit ) {
        // Trust units reported by jQuery.css
        unit = unit || start[ 3 ];

        // Make sure we update the tween properties later on
        parts = parts || [];

        // Iteratively approximate from a nonzero starting point
        start = +target || 1;

        do {
          // If previous iteration zeroed out, double until we get *something*
          // Use a string for doubling factor so we don't accidentally see scale as unchanged below
          scale = scale || ".5";

          // Adjust and apply
          start = start / scale;
          jQuery.style( tween.elem, prop, start + unit );

        // Update scale, tolerating zero or NaN from tween.cur()
        // And breaking the loop if scale is unchanged or perfect, or if we've just had enough
        } while ( scale !== (scale = tween.cur() / target) && scale !== 1 && --maxIterations );
      }

      // Update tween properties
      if ( parts ) {
        start = tween.start = +start || +target || 0;
        tween.unit = unit;
        // If a +=/-= token was provided, we're doing a relative animation
        tween.end = parts[ 1 ] ?
          start + ( parts[ 1 ] + 1 ) * parts[ 2 ] :
          +parts[ 2 ];
      }

      return tween;
    }]
  };

// Animations created synchronously will run synchronously
function createFxNow() {
  setTimeout(function() {
    fxNow = undefined;
  });
  return ( fxNow = jQuery.now() );
}

function createTween( value, prop, animation ) {
  var tween,
    collection = ( tweeners[ prop ] || [] ).concat( tweeners[ "*" ] ),
    index = 0,
    length = collection.length;
  for ( ; index < length; index++ ) {
    if ( (tween = collection[ index ].call( animation, prop, value )) ) {

      // we're done with this property
      return tween;
    }
  }
}

function Animation( elem, properties, options ) {
  var result,
    stopped,
    index = 0,
    length = animationPrefilters.length,
    deferred = jQuery.Deferred().always( function() {
      // don't match elem in the :animated selector
      delete tick.elem;
    }),
    tick = function() {
      if ( stopped ) {
        return false;
      }
      var currentTime = fxNow || createFxNow(),
        remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ),
        // archaic crash bug won't allow us to use 1 - ( 0.5 || 0 ) (#12497)
        temp = remaining / animation.duration || 0,
        percent = 1 - temp,
        index = 0,
        length = animation.tweens.length;

      for ( ; index < length ; index++ ) {
        animation.tweens[ index ].run( percent );
      }

      deferred.notifyWith( elem, [ animation, percent, remaining ]);

      if ( percent < 1 && length ) {
        return remaining;
      } else {
        deferred.resolveWith( elem, [ animation ] );
        return false;
      }
    },
    animation = deferred.promise({
      elem: elem,
      props: jQuery.extend( {}, properties ),
      opts: jQuery.extend( true, { specialEasing: {} }, options ),
      originalProperties: properties,
      originalOptions: options,
      startTime: fxNow || createFxNow(),
      duration: options.duration,
      tweens: [],
      createTween: function( prop, end ) {
        var tween = jQuery.Tween( elem, animation.opts, prop, end,
            animation.opts.specialEasing[ prop ] || animation.opts.easing );
        animation.tweens.push( tween );
        return tween;
      },
      stop: function( gotoEnd ) {
        var index = 0,
          // if we are going to the end, we want to run all the tweens
          // otherwise we skip this part
          length = gotoEnd ? animation.tweens.length : 0;
        if ( stopped ) {
          return this;
        }
        stopped = true;
        for ( ; index < length ; index++ ) {
          animation.tweens[ index ].run( 1 );
        }

        // resolve when we played the last frame
        // otherwise, reject
        if ( gotoEnd ) {
          deferred.resolveWith( elem, [ animation, gotoEnd ] );
        } else {
          deferred.rejectWith( elem, [ animation, gotoEnd ] );
        }
        return this;
      }
    }),
    props = animation.props;

  propFilter( props, animation.opts.specialEasing );

  for ( ; index < length ; index++ ) {
    result = animationPrefilters[ index ].call( animation, elem, props, animation.opts );
    if ( result ) {
      return result;
    }
  }

  jQuery.map( props, createTween, animation );

  if ( jQuery.isFunction( animation.opts.start ) ) {
    animation.opts.start.call( elem, animation );
  }

  jQuery.fx.timer(
    jQuery.extend( tick, {
      elem: elem,
      anim: animation,
      queue: animation.opts.queue
    })
  );

  // attach callbacks from options
  return animation.progress( animation.opts.progress )
    .done( animation.opts.done, animation.opts.complete )
    .fail( animation.opts.fail )
    .always( animation.opts.always );
}

function propFilter( props, specialEasing ) {
  var index, name, easing, value, hooks;

  // camelCase, specialEasing and expand cssHook pass
  for ( index in props ) {
    name = jQuery.camelCase( index );
    easing = specialEasing[ name ];
    value = props[ index ];
    if ( jQuery.isArray( value ) ) {
      easing = value[ 1 ];
      value = props[ index ] = value[ 0 ];
    }

    if ( index !== name ) {
      props[ name ] = value;
      delete props[ index ];
    }

    hooks = jQuery.cssHooks[ name ];
    if ( hooks && "expand" in hooks ) {
      value = hooks.expand( value );
      delete props[ name ];

      // not quite $.extend, this wont overwrite keys already present.
      // also - reusing 'index' from above because we have the correct "name"
      for ( index in value ) {
        if ( !( index in props ) ) {
          props[ index ] = value[ index ];
          specialEasing[ index ] = easing;
        }
      }
    } else {
      specialEasing[ name ] = easing;
    }
  }
}

jQuery.Animation = jQuery.extend( Animation, {

  tweener: function( props, callback ) {
    if ( jQuery.isFunction( props ) ) {
      callback = props;
      props = [ "*" ];
    } else {
      props = props.split(" ");
    }

    var prop,
      index = 0,
      length = props.length;

    for ( ; index < length ; index++ ) {
      prop = props[ index ];
      tweeners[ prop ] = tweeners[ prop ] || [];
      tweeners[ prop ].unshift( callback );
    }
  },

  prefilter: function( callback, prepend ) {
    if ( prepend ) {
      animationPrefilters.unshift( callback );
    } else {
      animationPrefilters.push( callback );
    }
  }
});

function defaultPrefilter( elem, props, opts ) {
  /* jshint validthis: true */
  var prop, value, toggle, tween, hooks, oldfire,
    anim = this,
    orig = {},
    style = elem.style,
    hidden = elem.nodeType && isHidden( elem ),
    dataShow = jQuery._data( elem, "fxshow" );

  // handle queue: false promises
  if ( !opts.queue ) {
    hooks = jQuery._queueHooks( elem, "fx" );
    if ( hooks.unqueued == null ) {
      hooks.unqueued = 0;
      oldfire = hooks.empty.fire;
      hooks.empty.fire = function() {
        if ( !hooks.unqueued ) {
          oldfire();
        }
      };
    }
    hooks.unqueued++;

    anim.always(function() {
      // doing this makes sure that the complete handler will be called
      // before this completes
      anim.always(function() {
        hooks.unqueued--;
        if ( !jQuery.queue( elem, "fx" ).length ) {
          hooks.empty.fire();
        }
      });
    });
  }

  // height/width overflow pass
  if ( elem.nodeType === 1 && ( "height" in props || "width" in props ) ) {
    // Make sure that nothing sneaks out
    // Record all 3 overflow attributes because IE does not
    // change the overflow attribute when overflowX and
    // overflowY are set to the same value
    opts.overflow = [ style.overflow, style.overflowX, style.overflowY ];

    // Set display property to inline-block for height/width
    // animations on inline elements that are having width/height animated
    if ( jQuery.css( elem, "display" ) === "inline" &&
        jQuery.css( elem, "float" ) === "none" ) {

      // inline-level elements accept inline-block;
      // block-level elements need to be inline with layout
      if ( !jQuery.support.inlineBlockNeedsLayout || css_defaultDisplay( elem.nodeName ) === "inline" ) {
        style.display = "inline-block";

      } else {
        style.zoom = 1;
      }
    }
  }

  if ( opts.overflow ) {
    style.overflow = "hidden";
    if ( !jQuery.support.shrinkWrapBlocks ) {
      anim.always(function() {
        style.overflow = opts.overflow[ 0 ];
        style.overflowX = opts.overflow[ 1 ];
        style.overflowY = opts.overflow[ 2 ];
      });
    }
  }


  // show/hide pass
  for ( prop in props ) {
    value = props[ prop ];
    if ( rfxtypes.exec( value ) ) {
      delete props[ prop ];
      toggle = toggle || value === "toggle";
      if ( value === ( hidden ? "hide" : "show" ) ) {
        continue;
      }
      orig[ prop ] = dataShow && dataShow[ prop ] || jQuery.style( elem, prop );
    }
  }

  if ( !jQuery.isEmptyObject( orig ) ) {
    if ( dataShow ) {
      if ( "hidden" in dataShow ) {
        hidden = dataShow.hidden;
      }
    } else {
      dataShow = jQuery._data( elem, "fxshow", {} );
    }

    // store state if its toggle - enables .stop().toggle() to "reverse"
    if ( toggle ) {
      dataShow.hidden = !hidden;
    }
    if ( hidden ) {
      jQuery( elem ).show();
    } else {
      anim.done(function() {
        jQuery( elem ).hide();
      });
    }
    anim.done(function() {
      var prop;
      jQuery._removeData( elem, "fxshow" );
      for ( prop in orig ) {
        jQuery.style( elem, prop, orig[ prop ] );
      }
    });
    for ( prop in orig ) {
      tween = createTween( hidden ? dataShow[ prop ] : 0, prop, anim );

      if ( !( prop in dataShow ) ) {
        dataShow[ prop ] = tween.start;
        if ( hidden ) {
          tween.end = tween.start;
          tween.start = prop === "width" || prop === "height" ? 1 : 0;
        }
      }
    }
  }
}

function Tween( elem, options, prop, end, easing ) {
  return new Tween.prototype.init( elem, options, prop, end, easing );
}
jQuery.Tween = Tween;

Tween.prototype = {
  constructor: Tween,
  init: function( elem, options, prop, end, easing, unit ) {
    this.elem = elem;
    this.prop = prop;
    this.easing = easing || "swing";
    this.options = options;
    this.start = this.now = this.cur();
    this.end = end;
    this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" );
  },
  cur: function() {
    var hooks = Tween.propHooks[ this.prop ];

    return hooks && hooks.get ?
      hooks.get( this ) :
      Tween.propHooks._default.get( this );
  },
  run: function( percent ) {
    var eased,
      hooks = Tween.propHooks[ this.prop ];

    if ( this.options.duration ) {
      this.pos = eased = jQuery.easing[ this.easing ](
        percent, this.options.duration * percent, 0, 1, this.options.duration
      );
    } else {
      this.pos = eased = percent;
    }
    this.now = ( this.end - this.start ) * eased + this.start;

    if ( this.options.step ) {
      this.options.step.call( this.elem, this.now, this );
    }

    if ( hooks && hooks.set ) {
      hooks.set( this );
    } else {
      Tween.propHooks._default.set( this );
    }
    return this;
  }
};

Tween.prototype.init.prototype = Tween.prototype;

Tween.propHooks = {
  _default: {
    get: function( tween ) {
      var result;

      if ( tween.elem[ tween.prop ] != null &&
        (!tween.elem.style || tween.elem.style[ tween.prop ] == null) ) {
        return tween.elem[ tween.prop ];
      }

      // passing an empty string as a 3rd parameter to .css will automatically
      // attempt a parseFloat and fallback to a string if the parse fails
      // so, simple values such as "10px" are parsed to Float.
      // complex values such as "rotate(1rad)" are returned as is.
      result = jQuery.css( tween.elem, tween.prop, "" );
      // Empty strings, null, undefined and "auto" are converted to 0.
      return !result || result === "auto" ? 0 : result;
    },
    set: function( tween ) {
      // use step hook for back compat - use cssHook if its there - use .style if its
      // available and use plain properties where available
      if ( jQuery.fx.step[ tween.prop ] ) {
        jQuery.fx.step[ tween.prop ]( tween );
      } else if ( tween.elem.style && ( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null || jQuery.cssHooks[ tween.prop ] ) ) {
        jQuery.style( tween.elem, tween.prop, tween.now + tween.unit );
      } else {
        tween.elem[ tween.prop ] = tween.now;
      }
    }
  }
};

// Support: IE <=9
// Panic based approach to setting things on disconnected nodes

Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = {
  set: function( tween ) {
    if ( tween.elem.nodeType && tween.elem.parentNode ) {
      tween.elem[ tween.prop ] = tween.now;
    }
  }
};

jQuery.each([ "toggle", "show", "hide" ], function( i, name ) {
  var cssFn = jQuery.fn[ name ];
  jQuery.fn[ name ] = function( speed, easing, callback ) {
    return speed == null || typeof speed === "boolean" ?
      cssFn.apply( this, arguments ) :
      this.animate( genFx( name, true ), speed, easing, callback );
  };
});

jQuery.fn.extend({
  fadeTo: function( speed, to, easing, callback ) {

    // show any hidden elements after setting opacity to 0
    return this.filter( isHidden ).css( "opacity", 0 ).show()

      // animate to the value specified
      .end().animate({ opacity: to }, speed, easing, callback );
  },
  animate: function( prop, speed, easing, callback ) {
    var empty = jQuery.isEmptyObject( prop ),
      optall = jQuery.speed( speed, easing, callback ),
      doAnimation = function() {
        // Operate on a copy of prop so per-property easing won't be lost
        var anim = Animation( this, jQuery.extend( {}, prop ), optall );

        // Empty animations, or finishing resolves immediately
        if ( empty || jQuery._data( this, "finish" ) ) {
          anim.stop( true );
        }
      };
      doAnimation.finish = doAnimation;

    return empty || optall.queue === false ?
      this.each( doAnimation ) :
      this.queue( optall.queue, doAnimation );
  },
  stop: function( type, clearQueue, gotoEnd ) {
    var stopQueue = function( hooks ) {
      var stop = hooks.stop;
      delete hooks.stop;
      stop( gotoEnd );
    };

    if ( typeof type !== "string" ) {
      gotoEnd = clearQueue;
      clearQueue = type;
      type = undefined;
    }
    if ( clearQueue && type !== false ) {
      this.queue( type || "fx", [] );
    }

    return this.each(function() {
      var dequeue = true,
        index = type != null && type + "queueHooks",
        timers = jQuery.timers,
        data = jQuery._data( this );

      if ( index ) {
        if ( data[ index ] && data[ index ].stop ) {
          stopQueue( data[ index ] );
        }
      } else {
        for ( index in data ) {
          if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) {
            stopQueue( data[ index ] );
          }
        }
      }

      for ( index = timers.length; index--; ) {
        if ( timers[ index ].elem === this && (type == null || timers[ index ].queue === type) ) {
          timers[ index ].anim.stop( gotoEnd );
          dequeue = false;
          timers.splice( index, 1 );
        }
      }

      // start the next in the queue if the last step wasn't forced
      // timers currently will call their complete callbacks, which will dequeue
      // but only if they were gotoEnd
      if ( dequeue || !gotoEnd ) {
        jQuery.dequeue( this, type );
      }
    });
  },
  finish: function( type ) {
    if ( type !== false ) {
      type = type || "fx";
    }
    return this.each(function() {
      var index,
        data = jQuery._data( this ),
        queue = data[ type + "queue" ],
        hooks = data[ type + "queueHooks" ],
        timers = jQuery.timers,
        length = queue ? queue.length : 0;

      // enable finishing flag on private data
      data.finish = true;

      // empty the queue first
      jQuery.queue( this, type, [] );

      if ( hooks && hooks.stop ) {
        hooks.stop.call( this, true );
      }

      // look for any active animations, and finish them
      for ( index = timers.length; index--; ) {
        if ( timers[ index ].elem === this && timers[ index ].queue === type ) {
          timers[ index ].anim.stop( true );
          timers.splice( index, 1 );
        }
      }

      // look for any animations in the old queue and finish them
      for ( index = 0; index < length; index++ ) {
        if ( queue[ index ] && queue[ index ].finish ) {
          queue[ index ].finish.call( this );
        }
      }

      // turn off finishing flag
      delete data.finish;
    });
  }
});

// Generate parameters to create a standard animation
function genFx( type, includeWidth ) {
  var which,
    attrs = { height: type },
    i = 0;

  // if we include width, step value is 1 to do all cssExpand values,
  // if we don't include width, step value is 2 to skip over Left and Right
  includeWidth = includeWidth? 1 : 0;
  for( ; i < 4 ; i += 2 - includeWidth ) {
    which = cssExpand[ i ];
    attrs[ "margin" + which ] = attrs[ "padding" + which ] = type;
  }

  if ( includeWidth ) {
    attrs.opacity = attrs.width = type;
  }

  return attrs;
}

// Generate shortcuts for custom animations
jQuery.each({
  slideDown: genFx("show"),
  slideUp: genFx("hide"),
  slideToggle: genFx("toggle"),
  fadeIn: { opacity: "show" },
  fadeOut: { opacity: "hide" },
  fadeToggle: { opacity: "toggle" }
}, function( name, props ) {
  jQuery.fn[ name ] = function( speed, easing, callback ) {
    return this.animate( props, speed, easing, callback );
  };
});

jQuery.speed = function( speed, easing, fn ) {
  var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : {
    complete: fn || !fn && easing ||
      jQuery.isFunction( speed ) && speed,
    duration: speed,
    easing: fn && easing || easing && !jQuery.isFunction( easing ) && easing
  };

  opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ? opt.duration :
    opt.duration in jQuery.fx.speeds ? jQuery.fx.speeds[ opt.duration ] : jQuery.fx.speeds._default;

  // normalize opt.queue - true/undefined/null -> "fx"
  if ( opt.queue == null || opt.queue === true ) {
    opt.queue = "fx";
  }

  // Queueing
  opt.old = opt.complete;

  opt.complete = function() {
    if ( jQuery.isFunction( opt.old ) ) {
      opt.old.call( this );
    }

    if ( opt.queue ) {
      jQuery.dequeue( this, opt.queue );
    }
  };

  return opt;
};

jQuery.easing = {
  linear: function( p ) {
    return p;
  },
  swing: function( p ) {
    return 0.5 - Math.cos( p*Math.PI ) / 2;
  }
};

jQuery.timers = [];
jQuery.fx = Tween.prototype.init;
jQuery.fx.tick = function() {
  var timer,
    timers = jQuery.timers,
    i = 0;

  fxNow = jQuery.now();

  for ( ; i < timers.length; i++ ) {
    timer = timers[ i ];
    // Checks the timer has not already been removed
    if ( !timer() && timers[ i ] === timer ) {
      timers.splice( i--, 1 );
    }
  }

  if ( !timers.length ) {
    jQuery.fx.stop();
  }
  fxNow = undefined;
};

jQuery.fx.timer = function( timer ) {
  if ( timer() && jQuery.timers.push( timer ) ) {
    jQuery.fx.start();
  }
};

jQuery.fx.interval = 13;

jQuery.fx.start = function() {
  if ( !timerId ) {
    timerId = setInterval( jQuery.fx.tick, jQuery.fx.interval );
  }
};

jQuery.fx.stop = function() {
  clearInterval( timerId );
  timerId = null;
};

jQuery.fx.speeds = {
  slow: 600,
  fast: 200,
  // Default speed
  _default: 400
};

// Back Compat <1.8 extension point
jQuery.fx.step = {};

if ( jQuery.expr && jQuery.expr.filters ) {
  jQuery.expr.filters.animated = function( elem ) {
    return jQuery.grep(jQuery.timers, function( fn ) {
      return elem === fn.elem;
    }).length;
  };
}
jQuery.fn.offset = function( options ) {
  if ( arguments.length ) {
    return options === undefined ?
      this :
      this.each(function( i ) {
        jQuery.offset.setOffset( this, options, i );
      });
  }

  var docElem, win,
    box = { top: 0, left: 0 },
    elem = this[ 0 ],
    doc = elem && elem.ownerDocument;

  if ( !doc ) {
    return;
  }

  docElem = doc.documentElement;

  // Make sure it's not a disconnected DOM node
  if ( !jQuery.contains( docElem, elem ) ) {
    return box;
  }

  // If we don't have gBCR, just use 0,0 rather than error
  // BlackBerry 5, iOS 3 (original iPhone)
  if ( typeof elem.getBoundingClientRect !== core_strundefined ) {
    box = elem.getBoundingClientRect();
  }
  win = getWindow( doc );
  return {
    top: box.top  + ( win.pageYOffset || docElem.scrollTop )  - ( docElem.clientTop  || 0 ),
    left: box.left + ( win.pageXOffset || docElem.scrollLeft ) - ( docElem.clientLeft || 0 )
  };
};

jQuery.offset = {

  setOffset: function( elem, options, i ) {
    var position = jQuery.css( elem, "position" );

    // set position first, in-case top/left are set even on static elem
    if ( position === "static" ) {
      elem.style.position = "relative";
    }

    var curElem = jQuery( elem ),
      curOffset = curElem.offset(),
      curCSSTop = jQuery.css( elem, "top" ),
      curCSSLeft = jQuery.css( elem, "left" ),
      calculatePosition = ( position === "absolute" || position === "fixed" ) && jQuery.inArray("auto", [curCSSTop, curCSSLeft]) > -1,
      props = {}, curPosition = {}, curTop, curLeft;

    // need to be able to calculate position if either top or left is auto and position is either absolute or fixed
    if ( calculatePosition ) {
      curPosition = curElem.position();
      curTop = curPosition.top;
      curLeft = curPosition.left;
    } else {
      curTop = parseFloat( curCSSTop ) || 0;
      curLeft = parseFloat( curCSSLeft ) || 0;
    }

    if ( jQuery.isFunction( options ) ) {
      options = options.call( elem, i, curOffset );
    }

    if ( options.top != null ) {
      props.top = ( options.top - curOffset.top ) + curTop;
    }
    if ( options.left != null ) {
      props.left = ( options.left - curOffset.left ) + curLeft;
    }

    if ( "using" in options ) {
      options.using.call( elem, props );
    } else {
      curElem.css( props );
    }
  }
};


jQuery.fn.extend({

  position: function() {
    if ( !this[ 0 ] ) {
      return;
    }

    var offsetParent, offset,
      parentOffset = { top: 0, left: 0 },
      elem = this[ 0 ];

    // fixed elements are offset from window (parentOffset = {top:0, left: 0}, because it is it's only offset parent
    if ( jQuery.css( elem, "position" ) === "fixed" ) {
      // we assume that getBoundingClientRect is available when computed position is fixed
      offset = elem.getBoundingClientRect();
    } else {
      // Get *real* offsetParent
      offsetParent = this.offsetParent();

      // Get correct offsets
      offset = this.offset();
      if ( !jQuery.nodeName( offsetParent[ 0 ], "html" ) ) {
        parentOffset = offsetParent.offset();
      }

      // Add offsetParent borders
      parentOffset.top  += jQuery.css( offsetParent[ 0 ], "borderTopWidth", true );
      parentOffset.left += jQuery.css( offsetParent[ 0 ], "borderLeftWidth", true );
    }

    // Subtract parent offsets and element margins
    // note: when an element has margin: auto the offsetLeft and marginLeft
    // are the same in Safari causing offset.left to incorrectly be 0
    return {
      top:  offset.top  - parentOffset.top - jQuery.css( elem, "marginTop", true ),
      left: offset.left - parentOffset.left - jQuery.css( elem, "marginLeft", true)
    };
  },

  offsetParent: function() {
    return this.map(function() {
      var offsetParent = this.offsetParent || docElem;
      while ( offsetParent && ( !jQuery.nodeName( offsetParent, "html" ) && jQuery.css( offsetParent, "position") === "static" ) ) {
        offsetParent = offsetParent.offsetParent;
      }
      return offsetParent || docElem;
    });
  }
});


// Create scrollLeft and scrollTop methods
jQuery.each( {scrollLeft: "pageXOffset", scrollTop: "pageYOffset"}, function( method, prop ) {
  var top = /Y/.test( prop );

  jQuery.fn[ method ] = function( val ) {
    return jQuery.access( this, function( elem, method, val ) {
      var win = getWindow( elem );

      if ( val === undefined ) {
        return win ? (prop in win) ? win[ prop ] :
          win.document.documentElement[ method ] :
          elem[ method ];
      }

      if ( win ) {
        win.scrollTo(
          !top ? val : jQuery( win ).scrollLeft(),
          top ? val : jQuery( win ).scrollTop()
        );

      } else {
        elem[ method ] = val;
      }
    }, method, val, arguments.length, null );
  };
});

function getWindow( elem ) {
  return jQuery.isWindow( elem ) ?
    elem :
    elem.nodeType === 9 ?
      elem.defaultView || elem.parentWindow :
      false;
}

// Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods
jQuery.each( { Height: "height", Width: "width" }, function( name, type ) {
  jQuery.each( { padding: "inner" + name, content: type, "": "outer" + name }, function( defaultExtra, funcName ) {
    // margin is only for outerHeight, outerWidth
    jQuery.fn[ funcName ] = function( margin, value ) {
      var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ),
        extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" );

      return jQuery.access( this, function( elem, type, value ) {
        var doc;

        if ( jQuery.isWindow( elem ) ) {
          // As of 5/8/2012 this will yield incorrect results for Mobile Safari, but there
          // isn't a whole lot we can do. See pull request at this URL for discussion:
          // https://github.com/jquery/jquery/pull/764
          return elem.document.documentElement[ "client" + name ];
        }

        // Get document width or height
        if ( elem.nodeType === 9 ) {
          doc = elem.documentElement;

          // Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height], whichever is greatest
          // unfortunately, this causes bug #3838 in IE6/8 only, but there is currently no good, small way to fix it.
          return Math.max(
            elem.body[ "scroll" + name ], doc[ "scroll" + name ],
            elem.body[ "offset" + name ], doc[ "offset" + name ],
            doc[ "client" + name ]
          );
        }

        return value === undefined ?
          // Get width or height on the element, requesting but not forcing parseFloat
          jQuery.css( elem, type, extra ) :

          // Set width or height on the element
          jQuery.style( elem, type, value, extra );
      }, type, chainable ? margin : undefined, chainable, null );
    };
  });
});
// Limit scope pollution from any deprecated API
// (function() {

// The number of elements contained in the matched element set
jQuery.fn.size = function() {
  return this.length;
};

jQuery.fn.andSelf = jQuery.fn.addBack;

// })();
if ( typeof module === "object" && module && typeof module.exports === "object" ) {
  // Expose jQuery as module.exports in loaders that implement the Node
  // module pattern (including browserify). Do not create the global, since
  // the user will be storing it themselves locally, and globals are frowned
  // upon in the Node module world.
  module.exports = jQuery;
} else {
  // Otherwise expose jQuery to the global object as usual
  window.jQuery = window.$ = jQuery;

  // Register as a named AMD module, since jQuery can be concatenated with other
  // files that may use define, but not via a proper concatenation script that
  // understands anonymous AMD modules. A named AMD is safest and most robust
  // way to register. Lowercase jquery is used because AMD module names are
  // derived from file names, and jQuery is normally delivered in a lowercase
  // file name. Do this after creating the global so that if an AMD module wants
  // to call noConflict to hide this version of jQuery, it will work.
  if ( typeof define === "function" && define.amd ) {
    define( "jquery", [], function () { return jQuery; } );
  }
}

})( window );

//d3
d3 = function() {
  var d3 = {
    version: "3.3.8"
  };
  if (!Date.now) Date.now = function() {
    return +new Date();
  };
  var d3_arraySlice = [].slice, d3_array = function(list) {
    return d3_arraySlice.call(list);
  };
  var d3_document = document, d3_documentElement = d3_document.documentElement, d3_window = window;
  try {
    d3_array(d3_documentElement.childNodes)[0].nodeType;
  } catch (e) {
    d3_array = function(list) {
      var i = list.length, array = new Array(i);
      while (i--) array[i] = list[i];
      return array;
    };
  }
  try {
    d3_document.createElement("div").style.setProperty("opacity", 0, "");
  } catch (error) {
    var d3_element_prototype = d3_window.Element.prototype, d3_element_setAttribute = d3_element_prototype.setAttribute, d3_element_setAttributeNS = d3_element_prototype.setAttributeNS, d3_style_prototype = d3_window.CSSStyleDeclaration.prototype, d3_style_setProperty = d3_style_prototype.setProperty;
    d3_element_prototype.setAttribute = function(name, value) {
      d3_element_setAttribute.call(this, name, value + "");
    };
    d3_element_prototype.setAttributeNS = function(space, local, value) {
      d3_element_setAttributeNS.call(this, space, local, value + "");
    };
    d3_style_prototype.setProperty = function(name, value, priority) {
      d3_style_setProperty.call(this, name, value + "", priority);
    };
  }
  d3.ascending = function(a, b) {
    return a < b ? -1 : a > b ? 1 : a >= b ? 0 : NaN;
  };
  d3.descending = function(a, b) {
    return b < a ? -1 : b > a ? 1 : b >= a ? 0 : NaN;
  };
  d3.min = function(array, f) {
    var i = -1, n = array.length, a, b;
    if (arguments.length === 1) {
      while (++i < n && !((a = array[i]) != null && a <= a)) a = undefined;
      while (++i < n) if ((b = array[i]) != null && a > b) a = b;
    } else {
      while (++i < n && !((a = f.call(array, array[i], i)) != null && a <= a)) a = undefined;
      while (++i < n) if ((b = f.call(array, array[i], i)) != null && a > b) a = b;
    }
    return a;
  };
  d3.max = function(array, f) {
    var i = -1, n = array.length, a, b;
    if (arguments.length === 1) {
      while (++i < n && !((a = array[i]) != null && a <= a)) a = undefined;
      while (++i < n) if ((b = array[i]) != null && b > a) a = b;
    } else {
      while (++i < n && !((a = f.call(array, array[i], i)) != null && a <= a)) a = undefined;
      while (++i < n) if ((b = f.call(array, array[i], i)) != null && b > a) a = b;
    }
    return a;
  };
  d3.extent = function(array, f) {
    var i = -1, n = array.length, a, b, c;
    if (arguments.length === 1) {
      while (++i < n && !((a = c = array[i]) != null && a <= a)) a = c = undefined;
      while (++i < n) if ((b = array[i]) != null) {
        if (a > b) a = b;
        if (c < b) c = b;
      }
    } else {
      while (++i < n && !((a = c = f.call(array, array[i], i)) != null && a <= a)) a = undefined;
      while (++i < n) if ((b = f.call(array, array[i], i)) != null) {
        if (a > b) a = b;
        if (c < b) c = b;
      }
    }
    return [ a, c ];
  };
  d3.sum = function(array, f) {
    var s = 0, n = array.length, a, i = -1;
    if (arguments.length === 1) {
      while (++i < n) if (!isNaN(a = +array[i])) s += a;
    } else {
      while (++i < n) if (!isNaN(a = +f.call(array, array[i], i))) s += a;
    }
    return s;
  };
  function d3_number(x) {
    return x != null && !isNaN(x);
  }
  d3.mean = function(array, f) {
    var n = array.length, a, m = 0, i = -1, j = 0;
    if (arguments.length === 1) {
      while (++i < n) if (d3_number(a = array[i])) m += (a - m) / ++j;
    } else {
      while (++i < n) if (d3_number(a = f.call(array, array[i], i))) m += (a - m) / ++j;
    }
    return j ? m : undefined;
  };
  d3.quantile = function(values, p) {
    var H = (values.length - 1) * p + 1, h = Math.floor(H), v = +values[h - 1], e = H - h;
    return e ? v + e * (values[h] - v) : v;
  };
  d3.median = function(array, f) {
    if (arguments.length > 1) array = array.map(f);
    array = array.filter(d3_number);
    return array.length ? d3.quantile(array.sort(d3.ascending), .5) : undefined;
  };
  d3.bisector = function(f) {
    return {
      left: function(a, x, lo, hi) {
        if (arguments.length < 3) lo = 0;
        if (arguments.length < 4) hi = a.length;
        while (lo < hi) {
          var mid = lo + hi >>> 1;
          if (f.call(a, a[mid], mid) < x) lo = mid + 1; else hi = mid;
        }
        return lo;
      },
      right: function(a, x, lo, hi) {
        if (arguments.length < 3) lo = 0;
        if (arguments.length < 4) hi = a.length;
        while (lo < hi) {
          var mid = lo + hi >>> 1;
          if (x < f.call(a, a[mid], mid)) hi = mid; else lo = mid + 1;
        }
        return lo;
      }
    };
  };
  var d3_bisector = d3.bisector(function(d) {
    return d;
  });
  d3.bisectLeft = d3_bisector.left;
  d3.bisect = d3.bisectRight = d3_bisector.right;
  d3.shuffle = function(array) {
    var m = array.length, t, i;
    while (m) {
      i = Math.random() * m-- | 0;
      t = array[m], array[m] = array[i], array[i] = t;
    }
    return array;
  };
  d3.permute = function(array, indexes) {
    var i = indexes.length, permutes = new Array(i);
    while (i--) permutes[i] = array[indexes[i]];
    return permutes;
  };
  d3.pairs = function(array) {
    var i = 0, n = array.length - 1, p0, p1 = array[0], pairs = new Array(n < 0 ? 0 : n);
    while (i < n) pairs[i] = [ p0 = p1, p1 = array[++i] ];
    return pairs;
  };
  d3.zip = function() {
    if (!(n = arguments.length)) return [];
    for (var i = -1, m = d3.min(arguments, d3_zipLength), zips = new Array(m); ++i < m; ) {
      for (var j = -1, n, zip = zips[i] = new Array(n); ++j < n; ) {
        zip[j] = arguments[j][i];
      }
    }
    return zips;
  };
  function d3_zipLength(d) {
    return d.length;
  }
  d3.transpose = function(matrix) {
    return d3.zip.apply(d3, matrix);
  };
  d3.keys = function(map) {
    var keys = [];
    for (var key in map) keys.push(key);
    return keys;
  };
  d3.values = function(map) {
    var values = [];
    for (var key in map) values.push(map[key]);
    return values;
  };
  d3.entries = function(map) {
    var entries = [];
    for (var key in map) entries.push({
      key: key,
      value: map[key]
    });
    return entries;
  };
  d3.merge = function(arrays) {
    var n = arrays.length, m, i = -1, j = 0, merged, array;
    while (++i < n) j += arrays[i].length;
    merged = new Array(j);
    while (--n >= 0) {
      array = arrays[n];
      m = array.length;
      while (--m >= 0) {
        merged[--j] = array[m];
      }
    }
    return merged;
  };
  var abs = Math.abs;
  d3.range = function(start, stop, step) {
    if (arguments.length < 3) {
      step = 1;
      if (arguments.length < 2) {
        stop = start;
        start = 0;
      }
    }
    if ((stop - start) / step === Infinity) throw new Error("infinite range");
    var range = [], k = d3_range_integerScale(abs(step)), i = -1, j;
    start *= k, stop *= k, step *= k;
    if (step < 0) while ((j = start + step * ++i) > stop) range.push(j / k); else while ((j = start + step * ++i) < stop) range.push(j / k);
    return range;
  };
  function d3_range_integerScale(x) {
    var k = 1;
    while (x * k % 1) k *= 10;
    return k;
  }
  function d3_class(ctor, properties) {
    try {
      for (var key in properties) {
        Object.defineProperty(ctor.prototype, key, {
          value: properties[key],
          enumerable: false
        });
      }
    } catch (e) {
      ctor.prototype = properties;
    }
  }
  d3.map = function(object) {
    var map = new d3_Map();
    if (object instanceof d3_Map) object.forEach(function(key, value) {
      map.set(key, value);
    }); else for (var key in object) map.set(key, object[key]);
    return map;
  };
  function d3_Map() {}
  d3_class(d3_Map, {
    has: function(key) {
      return d3_map_prefix + key in this;
    },
    get: function(key) {
      return this[d3_map_prefix + key];
    },
    set: function(key, value) {
      return this[d3_map_prefix + key] = value;
    },
    remove: function(key) {
      key = d3_map_prefix + key;
      return key in this && delete this[key];
    },
    keys: function() {
      var keys = [];
      this.forEach(function(key) {
        keys.push(key);
      });
      return keys;
    },
    values: function() {
      var values = [];
      this.forEach(function(key, value) {
        values.push(value);
      });
      return values;
    },
    entries: function() {
      var entries = [];
      this.forEach(function(key, value) {
        entries.push({
          key: key,
          value: value
        });
      });
      return entries;
    },
    forEach: function(f) {
      for (var key in this) {
        if (key.charCodeAt(0) === d3_map_prefixCode) {
          f.call(this, key.substring(1), this[key]);
        }
      }
    }
  });
  var d3_map_prefix = "\x00", d3_map_prefixCode = d3_map_prefix.charCodeAt(0);
  d3.nest = function() {
    var nest = {}, keys = [], sortKeys = [], sortValues, rollup;
    function map(mapType, array, depth) {
      if (depth >= keys.length) return rollup ? rollup.call(nest, array) : sortValues ? array.sort(sortValues) : array;
      var i = -1, n = array.length, key = keys[depth++], keyValue, object, setter, valuesByKey = new d3_Map(), values;
      while (++i < n) {
        if (values = valuesByKey.get(keyValue = key(object = array[i]))) {
          values.push(object);
        } else {
          valuesByKey.set(keyValue, [ object ]);
        }
      }
      if (mapType) {
        object = mapType();
        setter = function(keyValue, values) {
          object.set(keyValue, map(mapType, values, depth));
        };
      } else {
        object = {};
        setter = function(keyValue, values) {
          object[keyValue] = map(mapType, values, depth);
        };
      }
      valuesByKey.forEach(setter);
      return object;
    }
    function entries(map, depth) {
      if (depth >= keys.length) return map;
      var array = [], sortKey = sortKeys[depth++];
      map.forEach(function(key, keyMap) {
        array.push({
          key: key,
          values: entries(keyMap, depth)
        });
      });
      return sortKey ? array.sort(function(a, b) {
        return sortKey(a.key, b.key);
      }) : array;
    }
    nest.map = function(array, mapType) {
      return map(mapType, array, 0);
    };
    nest.entries = function(array) {
      return entries(map(d3.map, array, 0), 0);
    };
    nest.key = function(d) {
      keys.push(d);
      return nest;
    };
    nest.sortKeys = function(order) {
      sortKeys[keys.length - 1] = order;
      return nest;
    };
    nest.sortValues = function(order) {
      sortValues = order;
      return nest;
    };
    nest.rollup = function(f) {
      rollup = f;
      return nest;
    };
    return nest;
  };
  d3.set = function(array) {
    var set = new d3_Set();
    if (array) for (var i = 0, n = array.length; i < n; ++i) set.add(array[i]);
    return set;
  };
  function d3_Set() {}
  d3_class(d3_Set, {
    has: function(value) {
      return d3_map_prefix + value in this;
    },
    add: function(value) {
      this[d3_map_prefix + value] = true;
      return value;
    },
    remove: function(value) {
      value = d3_map_prefix + value;
      return value in this && delete this[value];
    },
    values: function() {
      var values = [];
      this.forEach(function(value) {
        values.push(value);
      });
      return values;
    },
    forEach: function(f) {
      for (var value in this) {
        if (value.charCodeAt(0) === d3_map_prefixCode) {
          f.call(this, value.substring(1));
        }
      }
    }
  });
  d3.behavior = {};
  d3.rebind = function(target, source) {
    var i = 1, n = arguments.length, method;
    while (++i < n) target[method = arguments[i]] = d3_rebind(target, source, source[method]);
    return target;
  };
  function d3_rebind(target, source, method) {
    return function() {
      var value = method.apply(source, arguments);
      return value === source ? target : value;
    };
  }
  function d3_vendorSymbol(object, name) {
    if (name in object) return name;
    name = name.charAt(0).toUpperCase() + name.substring(1);
    for (var i = 0, n = d3_vendorPrefixes.length; i < n; ++i) {
      var prefixName = d3_vendorPrefixes[i] + name;
      if (prefixName in object) return prefixName;
    }
  }
  var d3_vendorPrefixes = [ "webkit", "ms", "moz", "Moz", "o", "O" ];
  function d3_noop() {}
  d3.dispatch = function() {
    var dispatch = new d3_dispatch(), i = -1, n = arguments.length;
    while (++i < n) dispatch[arguments[i]] = d3_dispatch_event(dispatch);
    return dispatch;
  };
  function d3_dispatch() {}
  d3_dispatch.prototype.on = function(type, listener) {
    var i = type.indexOf("."), name = "";
    if (i >= 0) {
      name = type.substring(i + 1);
      type = type.substring(0, i);
    }
    if (type) return arguments.length < 2 ? this[type].on(name) : this[type].on(name, listener);
    if (arguments.length === 2) {
      if (listener == null) for (type in this) {
        if (this.hasOwnProperty(type)) this[type].on(name, null);
      }
      return this;
    }
  };
  function d3_dispatch_event(dispatch) {
    var listeners = [], listenerByName = new d3_Map();
    function event() {
      var z = listeners, i = -1, n = z.length, l;
      while (++i < n) if (l = z[i].on) l.apply(this, arguments);
      return dispatch;
    }
    event.on = function(name, listener) {
      var l = listenerByName.get(name), i;
      if (arguments.length < 2) return l && l.on;
      if (l) {
        l.on = null;
        listeners = listeners.slice(0, i = listeners.indexOf(l)).concat(listeners.slice(i + 1));
        listenerByName.remove(name);
      }
      if (listener) listeners.push(listenerByName.set(name, {
        on: listener
      }));
      return dispatch;
    };
    return event;
  }
  d3.event = null;
  function d3_eventPreventDefault() {
    d3.event.preventDefault();
  }
  function d3_eventSource() {
    var e = d3.event, s;
    while (s = e.sourceEvent) e = s;
    return e;
  }
  function d3_eventDispatch(target) {
    var dispatch = new d3_dispatch(), i = 0, n = arguments.length;
    while (++i < n) dispatch[arguments[i]] = d3_dispatch_event(dispatch);
    dispatch.of = function(thiz, argumentz) {
      return function(e1) {
        try {
          var e0 = e1.sourceEvent = d3.event;
          e1.target = target;
          d3.event = e1;
          dispatch[e1.type].apply(thiz, argumentz);
        } finally {
          d3.event = e0;
        }
      };
    };
    return dispatch;
  }
  d3.requote = function(s) {
    return s.replace(d3_requote_re, "\\$&");
  };
  var d3_requote_re = /[\\\^\$\*\+\?\|\[\]\(\)\.\{\}]/g;
  var d3_subclass = {}.__proto__ ? function(object, prototype) {
    object.__proto__ = prototype;
  } : function(object, prototype) {
    for (var property in prototype) object[property] = prototype[property];
  };
  function d3_selection(groups) {
    d3_subclass(groups, d3_selectionPrototype);
    return groups;
  }
  var d3_select = function(s, n) {
    return n.querySelector(s);
  }, d3_selectAll = function(s, n) {
    return n.querySelectorAll(s);
  }, d3_selectMatcher = d3_documentElement[d3_vendorSymbol(d3_documentElement, "matchesSelector")], d3_selectMatches = function(n, s) {
    return d3_selectMatcher.call(n, s);
  };
  if (typeof Sizzle === "function") {
    d3_select = function(s, n) {
      return Sizzle(s, n)[0] || null;
    };
    d3_selectAll = function(s, n) {
      return Sizzle.uniqueSort(Sizzle(s, n));
    };
    d3_selectMatches = Sizzle.matchesSelector;
  }
  d3.selection = function() {
    return d3_selectionRoot;
  };
  var d3_selectionPrototype = d3.selection.prototype = [];
  d3_selectionPrototype.select = function(selector) {
    var subgroups = [], subgroup, subnode, group, node;
    selector = d3_selection_selector(selector);
    for (var j = -1, m = this.length; ++j < m; ) {
      subgroups.push(subgroup = []);
      subgroup.parentNode = (group = this[j]).parentNode;
      for (var i = -1, n = group.length; ++i < n; ) {
        if (node = group[i]) {
          subgroup.push(subnode = selector.call(node, node.__data__, i, j));
          if (subnode && "__data__" in node) subnode.__data__ = node.__data__;
        } else {
          subgroup.push(null);
        }
      }
    }
    return d3_selection(subgroups);
  };
  function d3_selection_selector(selector) {
    return typeof selector === "function" ? selector : function() {
      return d3_select(selector, this);
    };
  }
  d3_selectionPrototype.selectAll = function(selector) {
    var subgroups = [], subgroup, node;
    selector = d3_selection_selectorAll(selector);
    for (var j = -1, m = this.length; ++j < m; ) {
      for (var group = this[j], i = -1, n = group.length; ++i < n; ) {
        if (node = group[i]) {
          subgroups.push(subgroup = d3_array(selector.call(node, node.__data__, i, j)));
          subgroup.parentNode = node;
        }
      }
    }
    return d3_selection(subgroups);
  };
  function d3_selection_selectorAll(selector) {
    return typeof selector === "function" ? selector : function() {
      return d3_selectAll(selector, this);
    };
  }
  var d3_nsPrefix = {
    svg: "http://www.w3.org/2000/svg",
    xhtml: "http://www.w3.org/1999/xhtml",
    xlink: "http://www.w3.org/1999/xlink",
    xml: "http://www.w3.org/XML/1998/namespace",
    xmlns: "http://www.w3.org/2000/xmlns/"
  };
  d3.ns = {
    prefix: d3_nsPrefix,
    qualify: function(name) {
      var i = name.indexOf(":"), prefix = name;
      if (i >= 0) {
        prefix = name.substring(0, i);
        name = name.substring(i + 1);
      }
      return d3_nsPrefix.hasOwnProperty(prefix) ? {
        space: d3_nsPrefix[prefix],
        local: name
      } : name;
    }
  };
  d3_selectionPrototype.attr = function(name, value) {
    if (arguments.length < 2) {
      if (typeof name === "string") {
        var node = this.node();
        name = d3.ns.qualify(name);
        return name.local ? node.getAttributeNS(name.space, name.local) : node.getAttribute(name);
      }
      for (value in name) this.each(d3_selection_attr(value, name[value]));
      return this;
    }
    return this.each(d3_selection_attr(name, value));
  };
  function d3_selection_attr(name, value) {
    name = d3.ns.qualify(name);
    function attrNull() {
      this.removeAttribute(name);
    }
    function attrNullNS() {
      this.removeAttributeNS(name.space, name.local);
    }
    function attrConstant() {
      this.setAttribute(name, value);
    }
    function attrConstantNS() {
      this.setAttributeNS(name.space, name.local, value);
    }
    function attrFunction() {
      var x = value.apply(this, arguments);
      if (x == null) this.removeAttribute(name); else this.setAttribute(name, x);
    }
    function attrFunctionNS() {
      var x = value.apply(this, arguments);
      if (x == null) this.removeAttributeNS(name.space, name.local); else this.setAttributeNS(name.space, name.local, x);
    }
    return value == null ? name.local ? attrNullNS : attrNull : typeof value === "function" ? name.local ? attrFunctionNS : attrFunction : name.local ? attrConstantNS : attrConstant;
  }
  function d3_collapse(s) {
    return s.trim().replace(/\s+/g, " ");
  }
  d3_selectionPrototype.classed = function(name, value) {
    if (arguments.length < 2) {
      if (typeof name === "string") {
        var node = this.node(), n = (name = name.trim().split(/^|\s+/g)).length, i = -1;
        if (value = node.classList) {
          while (++i < n) if (!value.contains(name[i])) return false;
        } else {
          value = node.getAttribute("class");
          while (++i < n) if (!d3_selection_classedRe(name[i]).test(value)) return false;
        }
        return true;
      }
      for (value in name) this.each(d3_selection_classed(value, name[value]));
      return this;
    }
    return this.each(d3_selection_classed(name, value));
  };
  function d3_selection_classedRe(name) {
    return new RegExp("(?:^|\\s+)" + d3.requote(name) + "(?:\\s+|$)", "g");
  }
  function d3_selection_classed(name, value) {
    name = name.trim().split(/\s+/).map(d3_selection_classedName);
    var n = name.length;
    function classedConstant() {
      var i = -1;
      while (++i < n) name[i](this, value);
    }
    function classedFunction() {
      var i = -1, x = value.apply(this, arguments);
      while (++i < n) name[i](this, x);
    }
    return typeof value === "function" ? classedFunction : classedConstant;
  }
  function d3_selection_classedName(name) {
    var re = d3_selection_classedRe(name);
    return function(node, value) {
      if (c = node.classList) return value ? c.add(name) : c.remove(name);
      var c = node.getAttribute("class") || "";
      if (value) {
        re.lastIndex = 0;
        if (!re.test(c)) node.setAttribute("class", d3_collapse(c + " " + name));
      } else {
        node.setAttribute("class", d3_collapse(c.replace(re, " ")));
      }
    };
  }
  d3_selectionPrototype.style = function(name, value, priority) {
    var n = arguments.length;
    if (n < 3) {
      if (typeof name !== "string") {
        if (n < 2) value = "";
        for (priority in name) this.each(d3_selection_style(priority, name[priority], value));
        return this;
      }
      if (n < 2) return d3_window.getComputedStyle(this.node(), null).getPropertyValue(name);
      priority = "";
    }
    return this.each(d3_selection_style(name, value, priority));
  };
  function d3_selection_style(name, value, priority) {
    function styleNull() {
      this.style.removeProperty(name);
    }
    function styleConstant() {
      this.style.setProperty(name, value, priority);
    }
    function styleFunction() {
      var x = value.apply(this, arguments);
      if (x == null) this.style.removeProperty(name); else this.style.setProperty(name, x, priority);
    }
    return value == null ? styleNull : typeof value === "function" ? styleFunction : styleConstant;
  }
  d3_selectionPrototype.property = function(name, value) {
    if (arguments.length < 2) {
      if (typeof name === "string") return this.node()[name];
      for (value in name) this.each(d3_selection_property(value, name[value]));
      return this;
    }
    return this.each(d3_selection_property(name, value));
  };
  function d3_selection_property(name, value) {
    function propertyNull() {
      delete this[name];
    }
    function propertyConstant() {
      this[name] = value;
    }
    function propertyFunction() {
      var x = value.apply(this, arguments);
      if (x == null) delete this[name]; else this[name] = x;
    }
    return value == null ? propertyNull : typeof value === "function" ? propertyFunction : propertyConstant;
  }
  d3_selectionPrototype.text = function(value) {
    return arguments.length ? this.each(typeof value === "function" ? function() {
      var v = value.apply(this, arguments);
      this.textContent = v == null ? "" : v;
    } : value == null ? function() {
      this.textContent = "";
    } : function() {
      this.textContent = value;
    }) : this.node().textContent;
  };
  d3_selectionPrototype.html = function(value) {
    return arguments.length ? this.each(typeof value === "function" ? function() {
      var v = value.apply(this, arguments);
      this.innerHTML = v == null ? "" : v;
    } : value == null ? function() {
      this.innerHTML = "";
    } : function() {
      this.innerHTML = value;
    }) : this.node().innerHTML;
  };
  d3_selectionPrototype.append = function(name) {
    name = d3_selection_creator(name);
    return this.select(function() {
      return this.appendChild(name.apply(this, arguments));
    });
  };
  function d3_selection_creator(name) {
    return typeof name === "function" ? name : (name = d3.ns.qualify(name)).local ? function() {
      return this.ownerDocument.createElementNS(name.space, name.local);
    } : function() {
      return this.ownerDocument.createElementNS(this.namespaceURI, name);
    };
  }
  d3_selectionPrototype.insert = function(name, before) {
    name = d3_selection_creator(name);
    before = d3_selection_selector(before);
    return this.select(function() {
      return this.insertBefore(name.apply(this, arguments), before.apply(this, arguments) || null);
    });
  };
  d3_selectionPrototype.remove = function() {
    return this.each(function() {
      var parent = this.parentNode;
      if (parent) parent.removeChild(this);
    });
  };
  d3_selectionPrototype.data = function(value, key) {
    var i = -1, n = this.length, group, node;
    if (!arguments.length) {
      value = new Array(n = (group = this[0]).length);
      while (++i < n) {
        if (node = group[i]) {
          value[i] = node.__data__;
        }
      }
      return value;
    }
    function bind(group, groupData) {
      var i, n = group.length, m = groupData.length, n0 = Math.min(n, m), updateNodes = new Array(m), enterNodes = new Array(m), exitNodes = new Array(n), node, nodeData;
      if (key) {
        var nodeByKeyValue = new d3_Map(), dataByKeyValue = new d3_Map(), keyValues = [], keyValue;
        for (i = -1; ++i < n; ) {
          keyValue = key.call(node = group[i], node.__data__, i);
          if (nodeByKeyValue.has(keyValue)) {
            exitNodes[i] = node;
          } else {
            nodeByKeyValue.set(keyValue, node);
          }
          keyValues.push(keyValue);
        }
        for (i = -1; ++i < m; ) {
          keyValue = key.call(groupData, nodeData = groupData[i], i);
          if (node = nodeByKeyValue.get(keyValue)) {
            updateNodes[i] = node;
            node.__data__ = nodeData;
          } else if (!dataByKeyValue.has(keyValue)) {
            enterNodes[i] = d3_selection_dataNode(nodeData);
          }
          dataByKeyValue.set(keyValue, nodeData);
          nodeByKeyValue.remove(keyValue);
        }
        for (i = -1; ++i < n; ) {
          if (nodeByKeyValue.has(keyValues[i])) {
            exitNodes[i] = group[i];
          }
        }
      } else {
        for (i = -1; ++i < n0; ) {
          node = group[i];
          nodeData = groupData[i];
          if (node) {
            node.__data__ = nodeData;
            updateNodes[i] = node;
          } else {
            enterNodes[i] = d3_selection_dataNode(nodeData);
          }
        }
        for (;i < m; ++i) {
          enterNodes[i] = d3_selection_dataNode(groupData[i]);
        }
        for (;i < n; ++i) {
          exitNodes[i] = group[i];
        }
      }
      enterNodes.update = updateNodes;
      enterNodes.parentNode = updateNodes.parentNode = exitNodes.parentNode = group.parentNode;
      enter.push(enterNodes);
      update.push(updateNodes);
      exit.push(exitNodes);
    }
    var enter = d3_selection_enter([]), update = d3_selection([]), exit = d3_selection([]);
    if (typeof value === "function") {
      while (++i < n) {
        bind(group = this[i], value.call(group, group.parentNode.__data__, i));
      }
    } else {
      while (++i < n) {
        bind(group = this[i], value);
      }
    }
    update.enter = function() {
      return enter;
    };
    update.exit = function() {
      return exit;
    };
    return update;
  };
  function d3_selection_dataNode(data) {
    return {
      __data__: data
    };
  }
  d3_selectionPrototype.datum = function(value) {
    return arguments.length ? this.property("__data__", value) : this.property("__data__");
  };
  d3_selectionPrototype.filter = function(filter) {
    var subgroups = [], subgroup, group, node;
    if (typeof filter !== "function") filter = d3_selection_filter(filter);
    for (var j = 0, m = this.length; j < m; j++) {
      subgroups.push(subgroup = []);
      subgroup.parentNode = (group = this[j]).parentNode;
      for (var i = 0, n = group.length; i < n; i++) {
        if ((node = group[i]) && filter.call(node, node.__data__, i)) {
          subgroup.push(node);
        }
      }
    }
    return d3_selection(subgroups);
  };
  function d3_selection_filter(selector) {
    return function() {
      return d3_selectMatches(this, selector);
    };
  }
  d3_selectionPrototype.order = function() {
    for (var j = -1, m = this.length; ++j < m; ) {
      for (var group = this[j], i = group.length - 1, next = group[i], node; --i >= 0; ) {
        if (node = group[i]) {
          if (next && next !== node.nextSibling) next.parentNode.insertBefore(node, next);
          next = node;
        }
      }
    }
    return this;
  };
  d3_selectionPrototype.sort = function(comparator) {
    comparator = d3_selection_sortComparator.apply(this, arguments);
    for (var j = -1, m = this.length; ++j < m; ) this[j].sort(comparator);
    return this.order();
  };
  function d3_selection_sortComparator(comparator) {
    if (!arguments.length) comparator = d3.ascending;
    return function(a, b) {
      return a && b ? comparator(a.__data__, b.__data__) : !a - !b;
    };
  }
  d3_selectionPrototype.each = function(callback) {
    return d3_selection_each(this, function(node, i, j) {
      callback.call(node, node.__data__, i, j);
    });
  };
  function d3_selection_each(groups, callback) {
    for (var j = 0, m = groups.length; j < m; j++) {
      for (var group = groups[j], i = 0, n = group.length, node; i < n; i++) {
        if (node = group[i]) callback(node, i, j);
      }
    }
    return groups;
  }
  d3_selectionPrototype.call = function(callback) {
    var args = d3_array(arguments);
    callback.apply(args[0] = this, args);
    return this;
  };
  d3_selectionPrototype.empty = function() {
    return !this.node();
  };
  d3_selectionPrototype.node = function() {
    for (var j = 0, m = this.length; j < m; j++) {
      for (var group = this[j], i = 0, n = group.length; i < n; i++) {
        var node = group[i];
        if (node) return node;
      }
    }
    return null;
  };
  d3_selectionPrototype.size = function() {
    var n = 0;
    this.each(function() {
      ++n;
    });
    return n;
  };
  function d3_selection_enter(selection) {
    d3_subclass(selection, d3_selection_enterPrototype);
    return selection;
  }
  var d3_selection_enterPrototype = [];
  d3.selection.enter = d3_selection_enter;
  d3.selection.enter.prototype = d3_selection_enterPrototype;
  d3_selection_enterPrototype.append = d3_selectionPrototype.append;
  d3_selection_enterPrototype.empty = d3_selectionPrototype.empty;
  d3_selection_enterPrototype.node = d3_selectionPrototype.node;
  d3_selection_enterPrototype.call = d3_selectionPrototype.call;
  d3_selection_enterPrototype.size = d3_selectionPrototype.size;
  d3_selection_enterPrototype.select = function(selector) {
    var subgroups = [], subgroup, subnode, upgroup, group, node;
    for (var j = -1, m = this.length; ++j < m; ) {
      upgroup = (group = this[j]).update;
      subgroups.push(subgroup = []);
      subgroup.parentNode = group.parentNode;
      for (var i = -1, n = group.length; ++i < n; ) {
        if (node = group[i]) {
          subgroup.push(upgroup[i] = subnode = selector.call(group.parentNode, node.__data__, i, j));
          subnode.__data__ = node.__data__;
        } else {
          subgroup.push(null);
        }
      }
    }
    return d3_selection(subgroups);
  };
  d3_selection_enterPrototype.insert = function(name, before) {
    if (arguments.length < 2) before = d3_selection_enterInsertBefore(this);
    return d3_selectionPrototype.insert.call(this, name, before);
  };
  function d3_selection_enterInsertBefore(enter) {
    var i0, j0;
    return function(d, i, j) {
      var group = enter[j].update, n = group.length, node;
      if (j != j0) j0 = j, i0 = 0;
      if (i >= i0) i0 = i + 1;
      while (!(node = group[i0]) && ++i0 < n) ;
      return node;
    };
  }
  d3_selectionPrototype.transition = function() {
    var id = d3_transitionInheritId || ++d3_transitionId, subgroups = [], subgroup, node, transition = d3_transitionInherit || {
      time: Date.now(),
      ease: d3_ease_cubicInOut,
      delay: 0,
      duration: 250
    };
    for (var j = -1, m = this.length; ++j < m; ) {
      subgroups.push(subgroup = []);
      for (var group = this[j], i = -1, n = group.length; ++i < n; ) {
        if (node = group[i]) d3_transitionNode(node, i, id, transition);
        subgroup.push(node);
      }
    }
    return d3_transition(subgroups, id);
  };
  d3_selectionPrototype.interrupt = function() {
    return this.each(d3_selection_interrupt);
  };
  function d3_selection_interrupt() {
    var lock = this.__transition__;
    if (lock) ++lock.active;
  }
  d3.select = function(node) {
    var group = [ typeof node === "string" ? d3_select(node, d3_document) : node ];
    group.parentNode = d3_documentElement;
    return d3_selection([ group ]);
  };
  d3.selectAll = function(nodes) {
    var group = d3_array(typeof nodes === "string" ? d3_selectAll(nodes, d3_document) : nodes);
    group.parentNode = d3_documentElement;
    return d3_selection([ group ]);
  };
  var d3_selectionRoot = d3.select(d3_documentElement);
  d3_selectionPrototype.on = function(type, listener, capture) {
    var n = arguments.length;
    if (n < 3) {
      if (typeof type !== "string") {
        if (n < 2) listener = false;
        for (capture in type) this.each(d3_selection_on(capture, type[capture], listener));
        return this;
      }
      if (n < 2) return (n = this.node()["__on" + type]) && n._;
      capture = false;
    }
    return this.each(d3_selection_on(type, listener, capture));
  };
  function d3_selection_on(type, listener, capture) {
    var name = "__on" + type, i = type.indexOf("."), wrap = d3_selection_onListener;
    if (i > 0) type = type.substring(0, i);
    var filter = d3_selection_onFilters.get(type);
    if (filter) type = filter, wrap = d3_selection_onFilter;
    function onRemove() {
      var l = this[name];
      if (l) {
        this.removeEventListener(type, l, l.$);
        delete this[name];
      }
    }
    function onAdd() {
      var l = wrap(listener, d3_array(arguments));
      onRemove.call(this);
      this.addEventListener(type, this[name] = l, l.$ = capture);
      l._ = listener;
    }
    function removeAll() {
      var re = new RegExp("^__on([^.]+)" + d3.requote(type) + "$"), match;
      for (var name in this) {
        if (match = name.match(re)) {
          var l = this[name];
          this.removeEventListener(match[1], l, l.$);
          delete this[name];
        }
      }
    }
    return i ? listener ? onAdd : onRemove : listener ? d3_noop : removeAll;
  }
  var d3_selection_onFilters = d3.map({
    mouseenter: "mouseover",
    mouseleave: "mouseout"
  });
  d3_selection_onFilters.forEach(function(k) {
    if ("on" + k in d3_document) d3_selection_onFilters.remove(k);
  });
  function d3_selection_onListener(listener, argumentz) {
    return function(e) {
      var o = d3.event;
      d3.event = e;
      argumentz[0] = this.__data__;
      try {
        listener.apply(this, argumentz);
      } finally {
        d3.event = o;
      }
    };
  }
  function d3_selection_onFilter(listener, argumentz) {
    var l = d3_selection_onListener(listener, argumentz);
    return function(e) {
      var target = this, related = e.relatedTarget;
      if (!related || related !== target && !(related.compareDocumentPosition(target) & 8)) {
        l.call(target, e);
      }
    };
  }
  var d3_event_dragSelect = d3_vendorSymbol(d3_documentElement.style, "userSelect"), d3_event_dragId = 0;
  function d3_event_dragSuppress() {
    var name = ".dragsuppress-" + ++d3_event_dragId, touchmove = "touchmove" + name, selectstart = "selectstart" + name, dragstart = "dragstart" + name, click = "click" + name, w = d3.select(d3_window).on(touchmove, d3_eventPreventDefault).on(selectstart, d3_eventPreventDefault).on(dragstart, d3_eventPreventDefault), style = d3_documentElement.style, select = style[d3_event_dragSelect];
    style[d3_event_dragSelect] = "none";
    return function(suppressClick) {
      w.on(name, null);
      style[d3_event_dragSelect] = select;
      if (suppressClick) {
        function off() {
          w.on(click, null);
        }
        w.on(click, function() {
          d3_eventPreventDefault();
          off();
        }, true);
        setTimeout(off, 0);
      }
    };
  }
  d3.mouse = function(container) {
    return d3_mousePoint(container, d3_eventSource());
  };
  var d3_mouse_bug44083 = /WebKit/.test(d3_window.navigator.userAgent) ? -1 : 0;
  function d3_mousePoint(container, e) {
    if (e.changedTouches) e = e.changedTouches[0];
    var svg = container.ownerSVGElement || container;
    if (svg.createSVGPoint) {
      var point = svg.createSVGPoint();
      if (d3_mouse_bug44083 < 0 && (d3_window.scrollX || d3_window.scrollY)) {
        svg = d3.select("body").append("svg").style({
          position: "absolute",
          top: 0,
          left: 0,
          margin: 0,
          padding: 0,
          border: "none"
        }, "important");
        var ctm = svg[0][0].getScreenCTM();
        d3_mouse_bug44083 = !(ctm.f || ctm.e);
        svg.remove();
      }
      if (d3_mouse_bug44083) point.x = e.pageX, point.y = e.pageY; else point.x = e.clientX, 
      point.y = e.clientY;
      point = point.matrixTransform(container.getScreenCTM().inverse());
      return [ point.x, point.y ];
    }
    var rect = container.getBoundingClientRect();
    return [ e.clientX - rect.left - container.clientLeft, e.clientY - rect.top - container.clientTop ];
  }
  d3.touches = function(container, touches) {
    if (arguments.length < 2) touches = d3_eventSource().touches;
    return touches ? d3_array(touches).map(function(touch) {
      var point = d3_mousePoint(container, touch);
      point.identifier = touch.identifier;
      return point;
    }) : [];
  };
  d3.behavior.drag = function() {
    var event = d3_eventDispatch(drag, "drag", "dragstart", "dragend"), origin = null, mousedown = dragstart(d3_noop, d3.mouse, "mousemove", "mouseup"), touchstart = dragstart(touchid, touchposition, "touchmove", "touchend");
    function drag() {
      this.on("mousedown.drag", mousedown).on("touchstart.drag", touchstart);
    }
    function touchid() {
      return d3.event.changedTouches[0].identifier;
    }
    function touchposition(parent, id) {
      return d3.touches(parent).filter(function(p) {
        return p.identifier === id;
      })[0];
    }
    function dragstart(id, position, move, end) {
      return function() {
        var target = this, parent = target.parentNode, event_ = event.of(target, arguments), eventTarget = d3.event.target, eventId = id(), drag = eventId == null ? "drag" : "drag-" + eventId, origin_ = position(parent, eventId), dragged = 0, offset, w = d3.select(d3_window).on(move + "." + drag, moved).on(end + "." + drag, ended), dragRestore = d3_event_dragSuppress();
        if (origin) {
          offset = origin.apply(target, arguments);
          offset = [ offset.x - origin_[0], offset.y - origin_[1] ];
        } else {
          offset = [ 0, 0 ];
        }
        event_({
          type: "dragstart"
        });
        function moved() {
          var p = position(parent, eventId), dx = p[0] - origin_[0], dy = p[1] - origin_[1];
          dragged |= dx | dy;
          origin_ = p;
          event_({
            type: "drag",
            x: p[0] + offset[0],
            y: p[1] + offset[1],
            dx: dx,
            dy: dy
          });
        }
        function ended() {
          w.on(move + "." + drag, null).on(end + "." + drag, null);
          dragRestore(dragged && d3.event.target === eventTarget);
          event_({
            type: "dragend"
          });
        }
      };
    }
    drag.origin = function(x) {
      if (!arguments.length) return origin;
      origin = x;
      return drag;
    };
    return d3.rebind(drag, event, "on");
  };
  var π = Math.PI, τ = 2 * π, halfπ = π / 2, ε = 1e-6, ε2 = ε * ε, d3_radians = π / 180, d3_degrees = 180 / π;
  function d3_sgn(x) {
    return x > 0 ? 1 : x < 0 ? -1 : 0;
  }
  function d3_acos(x) {
    return x > 1 ? 0 : x < -1 ? π : Math.acos(x);
  }
  function d3_asin(x) {
    return x > 1 ? halfπ : x < -1 ? -halfπ : Math.asin(x);
  }
  function d3_sinh(x) {
    return ((x = Math.exp(x)) - 1 / x) / 2;
  }
  function d3_cosh(x) {
    return ((x = Math.exp(x)) + 1 / x) / 2;
  }
  function d3_tanh(x) {
    return ((x = Math.exp(2 * x)) - 1) / (x + 1);
  }
  function d3_haversin(x) {
    return (x = Math.sin(x / 2)) * x;
  }
  var ρ = Math.SQRT2, ρ2 = 2, ρ4 = 4;
  d3.interpolateZoom = function(p0, p1) {
    var ux0 = p0[0], uy0 = p0[1], w0 = p0[2], ux1 = p1[0], uy1 = p1[1], w1 = p1[2];
    var dx = ux1 - ux0, dy = uy1 - uy0, d2 = dx * dx + dy * dy, d1 = Math.sqrt(d2), b0 = (w1 * w1 - w0 * w0 + ρ4 * d2) / (2 * w0 * ρ2 * d1), b1 = (w1 * w1 - w0 * w0 - ρ4 * d2) / (2 * w1 * ρ2 * d1), r0 = Math.log(Math.sqrt(b0 * b0 + 1) - b0), r1 = Math.log(Math.sqrt(b1 * b1 + 1) - b1), dr = r1 - r0, S = (dr || Math.log(w1 / w0)) / ρ;
    function interpolate(t) {
      var s = t * S;
      if (dr) {
        var coshr0 = d3_cosh(r0), u = w0 / (ρ2 * d1) * (coshr0 * d3_tanh(ρ * s + r0) - d3_sinh(r0));
        return [ ux0 + u * dx, uy0 + u * dy, w0 * coshr0 / d3_cosh(ρ * s + r0) ];
      }
      return [ ux0 + t * dx, uy0 + t * dy, w0 * Math.exp(ρ * s) ];
    }
    interpolate.duration = S * 1e3;
    return interpolate;
  };
  d3.behavior.zoom = function() {
    var view = {
      x: 0,
      y: 0,
      k: 1
    }, translate0, center, size = [ 960, 500 ], scaleExtent = d3_behavior_zoomInfinity, mousedown = "mousedown.zoom", mousemove = "mousemove.zoom", mouseup = "mouseup.zoom", mousewheelTimer, touchstart = "touchstart.zoom", touchtime, event = d3_eventDispatch(zoom, "zoomstart", "zoom", "zoomend"), x0, x1, y0, y1;
    function zoom(g) {
      g.on(mousedown, mousedowned).on(d3_behavior_zoomWheel + ".zoom", mousewheeled).on(mousemove, mousewheelreset).on("dblclick.zoom", dblclicked).on(touchstart, touchstarted);
    }
    zoom.event = function(g) {
      g.each(function() {
        var event_ = event.of(this, arguments), view1 = view;
        if (d3_transitionInheritId) {
          d3.select(this).transition().each("start.zoom", function() {
            view = this.__chart__ || {
              x: 0,
              y: 0,
              k: 1
            };
            zoomstarted(event_);
          }).tween("zoom:zoom", function() {
            var dx = size[0], dy = size[1], cx = dx / 2, cy = dy / 2, i = d3.interpolateZoom([ (cx - view.x) / view.k, (cy - view.y) / view.k, dx / view.k ], [ (cx - view1.x) / view1.k, (cy - view1.y) / view1.k, dx / view1.k ]);
            return function(t) {
              var l = i(t), k = dx / l[2];
              this.__chart__ = view = {
                x: cx - l[0] * k,
                y: cy - l[1] * k,
                k: k
              };
              zoomed(event_);
            };
          }).each("end.zoom", function() {
            zoomended(event_);
          });
        } else {
          this.__chart__ = view;
          zoomstarted(event_);
          zoomed(event_);
          zoomended(event_);
        }
      });
    };
    zoom.translate = function(_) {
      if (!arguments.length) return [ view.x, view.y ];
      view = {
        x: +_[0],
        y: +_[1],
        k: view.k
      };
      rescale();
      return zoom;
    };
    zoom.scale = function(_) {
      if (!arguments.length) return view.k;
      view = {
        x: view.x,
        y: view.y,
        k: +_
      };
      rescale();
      return zoom;
    };
    zoom.scaleExtent = function(_) {
      if (!arguments.length) return scaleExtent;
      scaleExtent = _ == null ? d3_behavior_zoomInfinity : [ +_[0], +_[1] ];
      return zoom;
    };
    zoom.center = function(_) {
      if (!arguments.length) return center;
      center = _ && [ +_[0], +_[1] ];
      return zoom;
    };
    zoom.size = function(_) {
      if (!arguments.length) return size;
      size = _ && [ +_[0], +_[1] ];
      return zoom;
    };
    zoom.x = function(z) {
      if (!arguments.length) return x1;
      x1 = z;
      x0 = z.copy();
      view = {
        x: 0,
        y: 0,
        k: 1
      };
      return zoom;
    };
    zoom.y = function(z) {
      if (!arguments.length) return y1;
      y1 = z;
      y0 = z.copy();
      view = {
        x: 0,
        y: 0,
        k: 1
      };
      return zoom;
    };
    function location(p) {
      return [ (p[0] - view.x) / view.k, (p[1] - view.y) / view.k ];
    }
    function point(l) {
      return [ l[0] * view.k + view.x, l[1] * view.k + view.y ];
    }
    function scaleTo(s) {
      view.k = Math.max(scaleExtent[0], Math.min(scaleExtent[1], s));
    }
    function translateTo(p, l) {
      l = point(l);
      view.x += p[0] - l[0];
      view.y += p[1] - l[1];
    }
    function rescale() {
      if (x1) x1.domain(x0.range().map(function(x) {
        return (x - view.x) / view.k;
      }).map(x0.invert));
      if (y1) y1.domain(y0.range().map(function(y) {
        return (y - view.y) / view.k;
      }).map(y0.invert));
    }
    function zoomstarted(event) {
      event({
        type: "zoomstart"
      });
    }
    function zoomed(event) {
      rescale();
      event({
        type: "zoom",
        scale: view.k,
        translate: [ view.x, view.y ]
      });
    }
    function zoomended(event) {
      event({
        type: "zoomend"
      });
    }
    function mousedowned() {
      var target = this, event_ = event.of(target, arguments), eventTarget = d3.event.target, dragged = 0, w = d3.select(d3_window).on(mousemove, moved).on(mouseup, ended), l = location(d3.mouse(target)), dragRestore = d3_event_dragSuppress();
      d3_selection_interrupt.call(target);
      zoomstarted(event_);
      function moved() {
        dragged = 1;
        translateTo(d3.mouse(target), l);
        zoomed(event_);
      }
      function ended() {
        w.on(mousemove, d3_window === target ? mousewheelreset : null).on(mouseup, null);
        dragRestore(dragged && d3.event.target === eventTarget);
        zoomended(event_);
      }
    }
    function touchstarted() {
      var target = this, event_ = event.of(target, arguments), locations0 = {}, distance0 = 0, scale0, eventId = d3.event.changedTouches[0].identifier, touchmove = "touchmove.zoom-" + eventId, touchend = "touchend.zoom-" + eventId, w = d3.select(d3_window).on(touchmove, moved).on(touchend, ended), t = d3.select(target).on(mousedown, null).on(touchstart, started), dragRestore = d3_event_dragSuppress();
      d3_selection_interrupt.call(target);
      started();
      zoomstarted(event_);
      function relocate() {
        var touches = d3.touches(target);
        scale0 = view.k;
        touches.forEach(function(t) {
          if (t.identifier in locations0) locations0[t.identifier] = location(t);
        });
        return touches;
      }
      function started() {
        var changed = d3.event.changedTouches;
        for (var i = 0, n = changed.length; i < n; ++i) {
          locations0[changed[i].identifier] = null;
        }
        var touches = relocate(), now = Date.now();
        if (touches.length === 1) {
          if (now - touchtime < 500) {
            var p = touches[0], l = locations0[p.identifier];
            scaleTo(view.k * 2);
            translateTo(p, l);
            d3_eventPreventDefault();
            zoomed(event_);
          }
          touchtime = now;
        } else if (touches.length > 1) {
          var p = touches[0], q = touches[1], dx = p[0] - q[0], dy = p[1] - q[1];
          distance0 = dx * dx + dy * dy;
        }
      }
      function moved() {
        var touches = d3.touches(target), p0, l0, p1, l1;
        for (var i = 0, n = touches.length; i < n; ++i, l1 = null) {
          p1 = touches[i];
          if (l1 = locations0[p1.identifier]) {
            if (l0) break;
            p0 = p1, l0 = l1;
          }
        }
        if (l1) {
          var distance1 = (distance1 = p1[0] - p0[0]) * distance1 + (distance1 = p1[1] - p0[1]) * distance1, scale1 = distance0 && Math.sqrt(distance1 / distance0);
          p0 = [ (p0[0] + p1[0]) / 2, (p0[1] + p1[1]) / 2 ];
          l0 = [ (l0[0] + l1[0]) / 2, (l0[1] + l1[1]) / 2 ];
          scaleTo(scale1 * scale0);
        }
        touchtime = null;
        translateTo(p0, l0);
        zoomed(event_);
      }
      function ended() {
        if (d3.event.touches.length) {
          var changed = d3.event.changedTouches;
          for (var i = 0, n = changed.length; i < n; ++i) {
            delete locations0[changed[i].identifier];
          }
          for (var identifier in locations0) {
            return void relocate();
          }
        }
        w.on(touchmove, null).on(touchend, null);
        t.on(mousedown, mousedowned).on(touchstart, touchstarted);
        dragRestore();
        zoomended(event_);
      }
    }
    function mousewheeled() {
      var event_ = event.of(this, arguments);
      if (mousewheelTimer) clearTimeout(mousewheelTimer); else d3_selection_interrupt.call(this), 
      zoomstarted(event_);
      mousewheelTimer = setTimeout(function() {
        mousewheelTimer = null;
        zoomended(event_);
      }, 50);
      d3_eventPreventDefault();
      var point = center || d3.mouse(this);
      if (!translate0) translate0 = location(point);
      scaleTo(Math.pow(2, d3_behavior_zoomDelta() * .002) * view.k);
      translateTo(point, translate0);
      zoomed(event_);
    }
    function mousewheelreset() {
      translate0 = null;
    }
    function dblclicked() {
      var event_ = event.of(this, arguments), p = d3.mouse(this), l = location(p), k = Math.log(view.k) / Math.LN2;
      zoomstarted(event_);
      scaleTo(Math.pow(2, d3.event.shiftKey ? Math.ceil(k) - 1 : Math.floor(k) + 1));
      translateTo(p, l);
      zoomed(event_);
      zoomended(event_);
    }
    return d3.rebind(zoom, event, "on");
  };
  var d3_behavior_zoomInfinity = [ 0, Infinity ];
  var d3_behavior_zoomDelta, d3_behavior_zoomWheel = "onwheel" in d3_document ? (d3_behavior_zoomDelta = function() {
    return -d3.event.deltaY * (d3.event.deltaMode ? 120 : 1);
  }, "wheel") : "onmousewheel" in d3_document ? (d3_behavior_zoomDelta = function() {
    return d3.event.wheelDelta;
  }, "mousewheel") : (d3_behavior_zoomDelta = function() {
    return -d3.event.detail;
  }, "MozMousePixelScroll");
  function d3_Color() {}
  d3_Color.prototype.toString = function() {
    return this.rgb() + "";
  };
  d3.hsl = function(h, s, l) {
    return arguments.length === 1 ? h instanceof d3_Hsl ? d3_hsl(h.h, h.s, h.l) : d3_rgb_parse("" + h, d3_rgb_hsl, d3_hsl) : d3_hsl(+h, +s, +l);
  };
  function d3_hsl(h, s, l) {
    return new d3_Hsl(h, s, l);
  }
  function d3_Hsl(h, s, l) {
    this.h = h;
    this.s = s;
    this.l = l;
  }
  var d3_hslPrototype = d3_Hsl.prototype = new d3_Color();
  d3_hslPrototype.brighter = function(k) {
    k = Math.pow(.7, arguments.length ? k : 1);
    return d3_hsl(this.h, this.s, this.l / k);
  };
  d3_hslPrototype.darker = function(k) {
    k = Math.pow(.7, arguments.length ? k : 1);
    return d3_hsl(this.h, this.s, k * this.l);
  };
  d3_hslPrototype.rgb = function() {
    return d3_hsl_rgb(this.h, this.s, this.l);
  };
  function d3_hsl_rgb(h, s, l) {
    var m1, m2;
    h = isNaN(h) ? 0 : (h %= 360) < 0 ? h + 360 : h;
    s = isNaN(s) ? 0 : s < 0 ? 0 : s > 1 ? 1 : s;
    l = l < 0 ? 0 : l > 1 ? 1 : l;
    m2 = l <= .5 ? l * (1 + s) : l + s - l * s;
    m1 = 2 * l - m2;
    function v(h) {
      if (h > 360) h -= 360; else if (h < 0) h += 360;
      if (h < 60) return m1 + (m2 - m1) * h / 60;
      if (h < 180) return m2;
      if (h < 240) return m1 + (m2 - m1) * (240 - h) / 60;
      return m1;
    }
    function vv(h) {
      return Math.round(v(h) * 255);
    }
    return d3_rgb(vv(h + 120), vv(h), vv(h - 120));
  }
  d3.hcl = function(h, c, l) {
    return arguments.length === 1 ? h instanceof d3_Hcl ? d3_hcl(h.h, h.c, h.l) : h instanceof d3_Lab ? d3_lab_hcl(h.l, h.a, h.b) : d3_lab_hcl((h = d3_rgb_lab((h = d3.rgb(h)).r, h.g, h.b)).l, h.a, h.b) : d3_hcl(+h, +c, +l);
  };
  function d3_hcl(h, c, l) {
    return new d3_Hcl(h, c, l);
  }
  function d3_Hcl(h, c, l) {
    this.h = h;
    this.c = c;
    this.l = l;
  }
  var d3_hclPrototype = d3_Hcl.prototype = new d3_Color();
  d3_hclPrototype.brighter = function(k) {
    return d3_hcl(this.h, this.c, Math.min(100, this.l + d3_lab_K * (arguments.length ? k : 1)));
  };
  d3_hclPrototype.darker = function(k) {
    return d3_hcl(this.h, this.c, Math.max(0, this.l - d3_lab_K * (arguments.length ? k : 1)));
  };
  d3_hclPrototype.rgb = function() {
    return d3_hcl_lab(this.h, this.c, this.l).rgb();
  };
  function d3_hcl_lab(h, c, l) {
    if (isNaN(h)) h = 0;
    if (isNaN(c)) c = 0;
    return d3_lab(l, Math.cos(h *= d3_radians) * c, Math.sin(h) * c);
  }
  d3.lab = function(l, a, b) {
    return arguments.length === 1 ? l instanceof d3_Lab ? d3_lab(l.l, l.a, l.b) : l instanceof d3_Hcl ? d3_hcl_lab(l.l, l.c, l.h) : d3_rgb_lab((l = d3.rgb(l)).r, l.g, l.b) : d3_lab(+l, +a, +b);
  };
  function d3_lab(l, a, b) {
    return new d3_Lab(l, a, b);
  }
  function d3_Lab(l, a, b) {
    this.l = l;
    this.a = a;
    this.b = b;
  }
  var d3_lab_K = 18;
  var d3_lab_X = .95047, d3_lab_Y = 1, d3_lab_Z = 1.08883;
  var d3_labPrototype = d3_Lab.prototype = new d3_Color();
  d3_labPrototype.brighter = function(k) {
    return d3_lab(Math.min(100, this.l + d3_lab_K * (arguments.length ? k : 1)), this.a, this.b);
  };
  d3_labPrototype.darker = function(k) {
    return d3_lab(Math.max(0, this.l - d3_lab_K * (arguments.length ? k : 1)), this.a, this.b);
  };
  d3_labPrototype.rgb = function() {
    return d3_lab_rgb(this.l, this.a, this.b);
  };
  function d3_lab_rgb(l, a, b) {
    var y = (l + 16) / 116, x = y + a / 500, z = y - b / 200;
    x = d3_lab_xyz(x) * d3_lab_X;
    y = d3_lab_xyz(y) * d3_lab_Y;
    z = d3_lab_xyz(z) * d3_lab_Z;
    return d3_rgb(d3_xyz_rgb(3.2404542 * x - 1.5371385 * y - .4985314 * z), d3_xyz_rgb(-.969266 * x + 1.8760108 * y + .041556 * z), d3_xyz_rgb(.0556434 * x - .2040259 * y + 1.0572252 * z));
  }
  function d3_lab_hcl(l, a, b) {
    return l > 0 ? d3_hcl(Math.atan2(b, a) * d3_degrees, Math.sqrt(a * a + b * b), l) : d3_hcl(NaN, NaN, l);
  }
  function d3_lab_xyz(x) {
    return x > .206893034 ? x * x * x : (x - 4 / 29) / 7.787037;
  }
  function d3_xyz_lab(x) {
    return x > .008856 ? Math.pow(x, 1 / 3) : 7.787037 * x + 4 / 29;
  }
  function d3_xyz_rgb(r) {
    return Math.round(255 * (r <= .00304 ? 12.92 * r : 1.055 * Math.pow(r, 1 / 2.4) - .055));
  }
  d3.rgb = function(r, g, b) {
    return arguments.length === 1 ? r instanceof d3_Rgb ? d3_rgb(r.r, r.g, r.b) : d3_rgb_parse("" + r, d3_rgb, d3_hsl_rgb) : d3_rgb(~~r, ~~g, ~~b);
  };
  function d3_rgbNumber(value) {
    return d3_rgb(value >> 16, value >> 8 & 255, value & 255);
  }
  function d3_rgbString(value) {
    return d3_rgbNumber(value) + "";
  }
  function d3_rgb(r, g, b) {
    return new d3_Rgb(r, g, b);
  }
  function d3_Rgb(r, g, b) {
    this.r = r;
    this.g = g;
    this.b = b;
  }
  var d3_rgbPrototype = d3_Rgb.prototype = new d3_Color();
  d3_rgbPrototype.brighter = function(k) {
    k = Math.pow(.7, arguments.length ? k : 1);
    var r = this.r, g = this.g, b = this.b, i = 30;
    if (!r && !g && !b) return d3_rgb(i, i, i);
    if (r && r < i) r = i;
    if (g && g < i) g = i;
    if (b && b < i) b = i;
    return d3_rgb(Math.min(255, ~~(r / k)), Math.min(255, ~~(g / k)), Math.min(255, ~~(b / k)));
  };
  d3_rgbPrototype.darker = function(k) {
    k = Math.pow(.7, arguments.length ? k : 1);
    return d3_rgb(~~(k * this.r), ~~(k * this.g), ~~(k * this.b));
  };
  d3_rgbPrototype.hsl = function() {
    return d3_rgb_hsl(this.r, this.g, this.b);
  };
  d3_rgbPrototype.toString = function() {
    return "#" + d3_rgb_hex(this.r) + d3_rgb_hex(this.g) + d3_rgb_hex(this.b);
  };
  function d3_rgb_hex(v) {
    return v < 16 ? "0" + Math.max(0, v).toString(16) : Math.min(255, v).toString(16);
  }
  function d3_rgb_parse(format, rgb, hsl) {
    var r = 0, g = 0, b = 0, m1, m2, name;
    m1 = /([a-z]+)\((.*)\)/i.exec(format);
    if (m1) {
      m2 = m1[2].split(",");
      switch (m1[1]) {
       case "hsl":
        {
          return hsl(parseFloat(m2[0]), parseFloat(m2[1]) / 100, parseFloat(m2[2]) / 100);
        }

       case "rgb":
        {
          return rgb(d3_rgb_parseNumber(m2[0]), d3_rgb_parseNumber(m2[1]), d3_rgb_parseNumber(m2[2]));
        }
      }
    }
    if (name = d3_rgb_names.get(format)) return rgb(name.r, name.g, name.b);
    if (format != null && format.charAt(0) === "#") {
      if (format.length === 4) {
        r = format.charAt(1);
        r += r;
        g = format.charAt(2);
        g += g;
        b = format.charAt(3);
        b += b;
      } else if (format.length === 7) {
        r = format.substring(1, 3);
        g = format.substring(3, 5);
        b = format.substring(5, 7);
      }
      r = parseInt(r, 16);
      g = parseInt(g, 16);
      b = parseInt(b, 16);
    }
    return rgb(r, g, b);
  }
  function d3_rgb_hsl(r, g, b) {
    var min = Math.min(r /= 255, g /= 255, b /= 255), max = Math.max(r, g, b), d = max - min, h, s, l = (max + min) / 2;
    if (d) {
      s = l < .5 ? d / (max + min) : d / (2 - max - min);
      if (r == max) h = (g - b) / d + (g < b ? 6 : 0); else if (g == max) h = (b - r) / d + 2; else h = (r - g) / d + 4;
      h *= 60;
    } else {
      h = NaN;
      s = l > 0 && l < 1 ? 0 : h;
    }
    return d3_hsl(h, s, l);
  }
  function d3_rgb_lab(r, g, b) {
    r = d3_rgb_xyz(r);
    g = d3_rgb_xyz(g);
    b = d3_rgb_xyz(b);
    var x = d3_xyz_lab((.4124564 * r + .3575761 * g + .1804375 * b) / d3_lab_X), y = d3_xyz_lab((.2126729 * r + .7151522 * g + .072175 * b) / d3_lab_Y), z = d3_xyz_lab((.0193339 * r + .119192 * g + .9503041 * b) / d3_lab_Z);
    return d3_lab(116 * y - 16, 500 * (x - y), 200 * (y - z));
  }
  function d3_rgb_xyz(r) {
    return (r /= 255) <= .04045 ? r / 12.92 : Math.pow((r + .055) / 1.055, 2.4);
  }
  function d3_rgb_parseNumber(c) {
    var f = parseFloat(c);
    return c.charAt(c.length - 1) === "%" ? Math.round(f * 2.55) : f;
  }
  var d3_rgb_names = d3.map({
    aliceblue: 15792383,
    antiquewhite: 16444375,
    aqua: 65535,
    aquamarine: 8388564,
    azure: 15794175,
    beige: 16119260,
    bisque: 16770244,
    black: 0,
    blanchedalmond: 16772045,
    blue: 255,
    blueviolet: 9055202,
    brown: 10824234,
    burlywood: 14596231,
    cadetblue: 6266528,
    chartreuse: 8388352,
    chocolate: 13789470,
    coral: 16744272,
    cornflowerblue: 6591981,
    cornsilk: 16775388,
    crimson: 14423100,
    cyan: 65535,
    darkblue: 139,
    darkcyan: 35723,
    darkgoldenrod: 12092939,
    darkgray: 11119017,
    darkgreen: 25600,
    darkgrey: 11119017,
    darkkhaki: 12433259,
    darkmagenta: 9109643,
    darkolivegreen: 5597999,
    darkorange: 16747520,
    darkorchid: 10040012,
    darkred: 9109504,
    darksalmon: 15308410,
    darkseagreen: 9419919,
    darkslateblue: 4734347,
    darkslategray: 3100495,
    darkslategrey: 3100495,
    darkturquoise: 52945,
    darkviolet: 9699539,
    deeppink: 16716947,
    deepskyblue: 49151,
    dimgray: 6908265,
    dimgrey: 6908265,
    dodgerblue: 2003199,
    firebrick: 11674146,
    floralwhite: 16775920,
    forestgreen: 2263842,
    fuchsia: 16711935,
    gainsboro: 14474460,
    ghostwhite: 16316671,
    gold: 16766720,
    goldenrod: 14329120,
    gray: 8421504,
    green: 32768,
    greenyellow: 11403055,
    grey: 8421504,
    honeydew: 15794160,
    hotpink: 16738740,
    indianred: 13458524,
    indigo: 4915330,
    ivory: 16777200,
    khaki: 15787660,
    lavender: 15132410,
    lavenderblush: 16773365,
    lawngreen: 8190976,
    lemonchiffon: 16775885,
    lightblue: 11393254,
    lightcoral: 15761536,
    lightcyan: 14745599,
    lightgoldenrodyellow: 16448210,
    lightgray: 13882323,
    lightgreen: 9498256,
    lightgrey: 13882323,
    lightpink: 16758465,
    lightsalmon: 16752762,
    lightseagreen: 2142890,
    lightskyblue: 8900346,
    lightslategray: 7833753,
    lightslategrey: 7833753,
    lightsteelblue: 11584734,
    lightyellow: 16777184,
    lime: 65280,
    limegreen: 3329330,
    linen: 16445670,
    magenta: 16711935,
    maroon: 8388608,
    mediumaquamarine: 6737322,
    mediumblue: 205,
    mediumorchid: 12211667,
    mediumpurple: 9662683,
    mediumseagreen: 3978097,
    mediumslateblue: 8087790,
    mediumspringgreen: 64154,
    mediumturquoise: 4772300,
    mediumvioletred: 13047173,
    midnightblue: 1644912,
    mintcream: 16121850,
    mistyrose: 16770273,
    moccasin: 16770229,
    navajowhite: 16768685,
    navy: 128,
    oldlace: 16643558,
    olive: 8421376,
    olivedrab: 7048739,
    orange: 16753920,
    orangered: 16729344,
    orchid: 14315734,
    palegoldenrod: 15657130,
    palegreen: 10025880,
    paleturquoise: 11529966,
    palevioletred: 14381203,
    papayawhip: 16773077,
    peachpuff: 16767673,
    peru: 13468991,
    pink: 16761035,
    plum: 14524637,
    powderblue: 11591910,
    purple: 8388736,
    red: 16711680,
    rosybrown: 12357519,
    royalblue: 4286945,
    saddlebrown: 9127187,
    salmon: 16416882,
    sandybrown: 16032864,
    seagreen: 3050327,
    seashell: 16774638,
    sienna: 10506797,
    silver: 12632256,
    skyblue: 8900331,
    slateblue: 6970061,
    slategray: 7372944,
    slategrey: 7372944,
    snow: 16775930,
    springgreen: 65407,
    steelblue: 4620980,
    tan: 13808780,
    teal: 32896,
    thistle: 14204888,
    tomato: 16737095,
    turquoise: 4251856,
    violet: 15631086,
    wheat: 16113331,
    white: 16777215,
    whitesmoke: 16119285,
    yellow: 16776960,
    yellowgreen: 10145074
  });
  d3_rgb_names.forEach(function(key, value) {
    d3_rgb_names.set(key, d3_rgbNumber(value));
  });
  function d3_functor(v) {
    return typeof v === "function" ? v : function() {
      return v;
    };
  }
  d3.functor = d3_functor;
  function d3_identity(d) {
    return d;
  }
  d3.xhr = d3_xhrType(d3_identity);
  function d3_xhrType(response) {
    return function(url, mimeType, callback) {
      if (arguments.length === 2 && typeof mimeType === "function") callback = mimeType, 
      mimeType = null;
      return d3_xhr(url, mimeType, response, callback);
    };
  }
  function d3_xhr(url, mimeType, response, callback) {
    var xhr = {}, dispatch = d3.dispatch("beforesend", "progress", "load", "error"), headers = {}, request = new XMLHttpRequest(), responseType = null;
    if (d3_window.XDomainRequest && !("withCredentials" in request) && /^(http(s)?:)?\/\//.test(url)) request = new XDomainRequest();
    "onload" in request ? request.onload = request.onerror = respond : request.onreadystatechange = function() {
      request.readyState > 3 && respond();
    };
    function respond() {
      var status = request.status, result;
      if (!status && request.responseText || status >= 200 && status < 300 || status === 304) {
        try {
          result = response.call(xhr, request);
        } catch (e) {
          dispatch.error.call(xhr, e);
          return;
        }
        dispatch.load.call(xhr, result);
      } else {
        dispatch.error.call(xhr, request);
      }
    }
    request.onprogress = function(event) {
      var o = d3.event;
      d3.event = event;
      try {
        dispatch.progress.call(xhr, request);
      } finally {
        d3.event = o;
      }
    };
    xhr.header = function(name, value) {
      name = (name + "").toLowerCase();
      if (arguments.length < 2) return headers[name];
      if (value == null) delete headers[name]; else headers[name] = value + "";
      return xhr;
    };
    xhr.mimeType = function(value) {
      if (!arguments.length) return mimeType;
      mimeType = value == null ? null : value + "";
      return xhr;
    };
    xhr.responseType = function(value) {
      if (!arguments.length) return responseType;
      responseType = value;
      return xhr;
    };
    xhr.response = function(value) {
      response = value;
      return xhr;
    };
    [ "get", "post" ].forEach(function(method) {
      xhr[method] = function() {
        return xhr.send.apply(xhr, [ method ].concat(d3_array(arguments)));
      };
    });
    xhr.send = function(method, data, callback) {
      if (arguments.length === 2 && typeof data === "function") callback = data, data = null;
      request.open(method, url, true);
      if (mimeType != null && !("accept" in headers)) headers["accept"] = mimeType + ",*/*";
      if (request.setRequestHeader) for (var name in headers) request.setRequestHeader(name, headers[name]);
      if (mimeType != null && request.overrideMimeType) request.overrideMimeType(mimeType);
      if (responseType != null) request.responseType = responseType;
      if (callback != null) xhr.on("error", callback).on("load", function(request) {
        callback(null, request);
      });
      dispatch.beforesend.call(xhr, request);
      request.send(data == null ? null : data);
      return xhr;
    };
    xhr.abort = function() {
      request.abort();
      return xhr;
    };
    d3.rebind(xhr, dispatch, "on");
    return callback == null ? xhr : xhr.get(d3_xhr_fixCallback(callback));
  }
  function d3_xhr_fixCallback(callback) {
    return callback.length === 1 ? function(error, request) {
      callback(error == null ? request : null);
    } : callback;
  }
  d3.dsv = function(delimiter, mimeType) {
    var reFormat = new RegExp('["' + delimiter + "\n]"), delimiterCode = delimiter.charCodeAt(0);
    function dsv(url, row, callback) {
      if (arguments.length < 3) callback = row, row = null;
      var xhr = d3.xhr(url, mimeType, callback);
      xhr.row = function(_) {
        return arguments.length ? xhr.response((row = _) == null ? response : typedResponse(_)) : row;
      };
      return xhr.row(row);
    }
    function response(request) {
      return dsv.parse(request.responseText);
    }
    function typedResponse(f) {
      return function(request) {
        return dsv.parse(request.responseText, f);
      };
    }
    dsv.parse = function(text, f) {
      var o;
      return dsv.parseRows(text, function(row, i) {
        if (o) return o(row, i - 1);
        var a = new Function("d", "return {" + row.map(function(name, i) {
          return JSON.stringify(name) + ": d[" + i + "]";
        }).join(",") + "}");
        o = f ? function(row, i) {
          return f(a(row), i);
        } : a;
      });
    };
    dsv.parseRows = function(text, f) {
      var EOL = {}, EOF = {}, rows = [], N = text.length, I = 0, n = 0, t, eol;
      function token() {
        if (I >= N) return EOF;
        if (eol) return eol = false, EOL;
        var j = I;
        if (text.charCodeAt(j) === 34) {
          var i = j;
          while (i++ < N) {
            if (text.charCodeAt(i) === 34) {
              if (text.charCodeAt(i + 1) !== 34) break;
              ++i;
            }
          }
          I = i + 2;
          var c = text.charCodeAt(i + 1);
          if (c === 13) {
            eol = true;
            if (text.charCodeAt(i + 2) === 10) ++I;
          } else if (c === 10) {
            eol = true;
          }
          return text.substring(j + 1, i).replace(/""/g, '"');
        }
        while (I < N) {
          var c = text.charCodeAt(I++), k = 1;
          if (c === 10) eol = true; else if (c === 13) {
            eol = true;
            if (text.charCodeAt(I) === 10) ++I, ++k;
          } else if (c !== delimiterCode) continue;
          return text.substring(j, I - k);
        }
        return text.substring(j);
      }
      while ((t = token()) !== EOF) {
        var a = [];
        while (t !== EOL && t !== EOF) {
          a.push(t);
          t = token();
        }
        if (f && !(a = f(a, n++))) continue;
        rows.push(a);
      }
      return rows;
    };
    dsv.format = function(rows) {
      if (Array.isArray(rows[0])) return dsv.formatRows(rows);
      var fieldSet = new d3_Set(), fields = [];
      rows.forEach(function(row) {
        for (var field in row) {
          if (!fieldSet.has(field)) {
            fields.push(fieldSet.add(field));
          }
        }
      });
      return [ fields.map(formatValue).join(delimiter) ].concat(rows.map(function(row) {
        return fields.map(function(field) {
          return formatValue(row[field]);
        }).join(delimiter);
      })).join("\n");
    };
    dsv.formatRows = function(rows) {
      return rows.map(formatRow).join("\n");
    };
    function formatRow(row) {
      return row.map(formatValue).join(delimiter);
    }
    function formatValue(text) {
      return reFormat.test(text) ? '"' + text.replace(/\"/g, '""') + '"' : text;
    }
    return dsv;
  };
  d3.csv = d3.dsv(",", "text/csv");
  d3.tsv = d3.dsv("	", "text/tab-separated-values");
  var d3_timer_queueHead, d3_timer_queueTail, d3_timer_interval, d3_timer_timeout, d3_timer_active, d3_timer_frame = d3_window[d3_vendorSymbol(d3_window, "requestAnimationFrame")] || function(callback) {
    setTimeout(callback, 17);
  };
  d3.timer = function(callback, delay, then) {
    var n = arguments.length;
    if (n < 2) delay = 0;
    if (n < 3) then = Date.now();
    var time = then + delay, timer = {
      c: callback,
      t: time,
      f: false,
      n: null
    };
    if (d3_timer_queueTail) d3_timer_queueTail.n = timer; else d3_timer_queueHead = timer;
    d3_timer_queueTail = timer;
    if (!d3_timer_interval) {
      d3_timer_timeout = clearTimeout(d3_timer_timeout);
      d3_timer_interval = 1;
      d3_timer_frame(d3_timer_step);
    }
  };
  function d3_timer_step() {
    var now = d3_timer_mark(), delay = d3_timer_sweep() - now;
    if (delay > 24) {
      if (isFinite(delay)) {
        clearTimeout(d3_timer_timeout);
        d3_timer_timeout = setTimeout(d3_timer_step, delay);
      }
      d3_timer_interval = 0;
    } else {
      d3_timer_interval = 1;
      d3_timer_frame(d3_timer_step);
    }
  }
  d3.timer.flush = function() {
    d3_timer_mark();
    d3_timer_sweep();
  };
  function d3_timer_mark() {
    var now = Date.now();
    d3_timer_active = d3_timer_queueHead;
    while (d3_timer_active) {
      if (now >= d3_timer_active.t) d3_timer_active.f = d3_timer_active.c(now - d3_timer_active.t);
      d3_timer_active = d3_timer_active.n;
    }
    return now;
  }
  function d3_timer_sweep() {
    var t0, t1 = d3_timer_queueHead, time = Infinity;
    while (t1) {
      if (t1.f) {
        t1 = t0 ? t0.n = t1.n : d3_timer_queueHead = t1.n;
      } else {
        if (t1.t < time) time = t1.t;
        t1 = (t0 = t1).n;
      }
    }
    d3_timer_queueTail = t0;
    return time;
  }
  var d3_format_decimalPoint = ".", d3_format_thousandsSeparator = ",", d3_format_grouping = [ 3, 3 ], d3_format_currencySymbol = "$";
  var d3_formatPrefixes = [ "y", "z", "a", "f", "p", "n", "µ", "m", "", "k", "M", "G", "T", "P", "E", "Z", "Y" ].map(d3_formatPrefix);
  d3.formatPrefix = function(value, precision) {
    var i = 0;
    if (value) {
      if (value < 0) value *= -1;
      if (precision) value = d3.round(value, d3_format_precision(value, precision));
      i = 1 + Math.floor(1e-12 + Math.log(value) / Math.LN10);
      i = Math.max(-24, Math.min(24, Math.floor((i <= 0 ? i + 1 : i - 1) / 3) * 3));
    }
    return d3_formatPrefixes[8 + i / 3];
  };
  function d3_formatPrefix(d, i) {
    var k = Math.pow(10, abs(8 - i) * 3);
    return {
      scale: i > 8 ? function(d) {
        return d / k;
      } : function(d) {
        return d * k;
      },
      symbol: d
    };
  }
  d3.round = function(x, n) {
    return n ? Math.round(x * (n = Math.pow(10, n))) / n : Math.round(x);
  };
  d3.format = function(specifier) {
    var match = d3_format_re.exec(specifier), fill = match[1] || " ", align = match[2] || ">", sign = match[3] || "", symbol = match[4] || "", zfill = match[5], width = +match[6], comma = match[7], precision = match[8], type = match[9], scale = 1, suffix = "", integer = false;
    if (precision) precision = +precision.substring(1);
    if (zfill || fill === "0" && align === "=") {
      zfill = fill = "0";
      align = "=";
      if (comma) width -= Math.floor((width - 1) / 4);
    }
    switch (type) {
     case "n":
      comma = true;
      type = "g";
      break;

     case "%":
      scale = 100;
      suffix = "%";
      type = "f";
      break;

     case "p":
      scale = 100;
      suffix = "%";
      type = "r";
      break;

     case "b":
     case "o":
     case "x":
     case "X":
      if (symbol === "#") symbol = "0" + type.toLowerCase();

     case "c":
     case "d":
      integer = true;
      precision = 0;
      break;

     case "s":
      scale = -1;
      type = "r";
      break;
    }
    if (symbol === "#") symbol = ""; else if (symbol === "$") symbol = d3_format_currencySymbol;
    if (type == "r" && !precision) type = "g";
    if (precision != null) {
      if (type == "g") precision = Math.max(1, Math.min(21, precision)); else if (type == "e" || type == "f") precision = Math.max(0, Math.min(20, precision));
    }
    type = d3_format_types.get(type) || d3_format_typeDefault;
    var zcomma = zfill && comma;
    return function(value) {
      if (integer && value % 1) return "";
      var negative = value < 0 || value === 0 && 1 / value < 0 ? (value = -value, "-") : sign;
      if (scale < 0) {
        var prefix = d3.formatPrefix(value, precision);
        value = prefix.scale(value);
        suffix = prefix.symbol;
      } else {
        value *= scale;
      }
      value = type(value, precision);
      var i = value.lastIndexOf("."), before = i < 0 ? value : value.substring(0, i), after = i < 0 ? "" : d3_format_decimalPoint + value.substring(i + 1);
      if (!zfill && comma) before = d3_format_group(before);
      var length = symbol.length + before.length + after.length + (zcomma ? 0 : negative.length), padding = length < width ? new Array(length = width - length + 1).join(fill) : "";
      if (zcomma) before = d3_format_group(padding + before);
      negative += symbol;
      value = before + after;
      return (align === "<" ? negative + value + padding : align === ">" ? padding + negative + value : align === "^" ? padding.substring(0, length >>= 1) + negative + value + padding.substring(length) : negative + (zcomma ? value : padding + value)) + suffix;
    };
  };
  var d3_format_re = /(?:([^{])?([<>=^]))?([+\- ])?([$#])?(0)?(\d+)?(,)?(\.-?\d+)?([a-z%])?/i;
  var d3_format_types = d3.map({
    b: function(x) {
      return x.toString(2);
    },
    c: function(x) {
      return String.fromCharCode(x);
    },
    o: function(x) {
      return x.toString(8);
    },
    x: function(x) {
      return x.toString(16);
    },
    X: function(x) {
      return x.toString(16).toUpperCase();
    },
    g: function(x, p) {
      return x.toPrecision(p);
    },
    e: function(x, p) {
      return x.toExponential(p);
    },
    f: function(x, p) {
      return x.toFixed(p);
    },
    r: function(x, p) {
      return (x = d3.round(x, d3_format_precision(x, p))).toFixed(Math.max(0, Math.min(20, d3_format_precision(x * (1 + 1e-15), p))));
    }
  });
  function d3_format_precision(x, p) {
    return p - (x ? Math.ceil(Math.log(x) / Math.LN10) : 1);
  }
  function d3_format_typeDefault(x) {
    return x + "";
  }
  var d3_format_group = d3_identity;
  if (d3_format_grouping) {
    var d3_format_groupingLength = d3_format_grouping.length;
    d3_format_group = function(value) {
      var i = value.length, t = [], j = 0, g = d3_format_grouping[0];
      while (i > 0 && g > 0) {
        t.push(value.substring(i -= g, i + g));
        g = d3_format_grouping[j = (j + 1) % d3_format_groupingLength];
      }
      return t.reverse().join(d3_format_thousandsSeparator);
    };
  }
  d3.geo = {};
  function d3_adder() {}
  d3_adder.prototype = {
    s: 0,
    t: 0,
    add: function(y) {
      d3_adderSum(y, this.t, d3_adderTemp);
      d3_adderSum(d3_adderTemp.s, this.s, this);
      if (this.s) this.t += d3_adderTemp.t; else this.s = d3_adderTemp.t;
    },
    reset: function() {
      this.s = this.t = 0;
    },
    valueOf: function() {
      return this.s;
    }
  };
  var d3_adderTemp = new d3_adder();
  function d3_adderSum(a, b, o) {
    var x = o.s = a + b, bv = x - a, av = x - bv;
    o.t = a - av + (b - bv);
  }
  d3.geo.stream = function(object, listener) {
    if (object && d3_geo_streamObjectType.hasOwnProperty(object.type)) {
      d3_geo_streamObjectType[object.type](object, listener);
    } else {
      d3_geo_streamGeometry(object, listener);
    }
  };
  function d3_geo_streamGeometry(geometry, listener) {
    if (geometry && d3_geo_streamGeometryType.hasOwnProperty(geometry.type)) {
      d3_geo_streamGeometryType[geometry.type](geometry, listener);
    }
  }
  var d3_geo_streamObjectType = {
    Feature: function(feature, listener) {
      d3_geo_streamGeometry(feature.geometry, listener);
    },
    FeatureCollection: function(object, listener) {
      var features = object.features, i = -1, n = features.length;
      while (++i < n) d3_geo_streamGeometry(features[i].geometry, listener);
    }
  };
  var d3_geo_streamGeometryType = {
    Sphere: function(object, listener) {
      listener.sphere();
    },
    Point: function(object, listener) {
      object = object.coordinates;
      listener.point(object[0], object[1], object[2]);
    },
    MultiPoint: function(object, listener) {
      var coordinates = object.coordinates, i = -1, n = coordinates.length;
      while (++i < n) object = coordinates[i], listener.point(object[0], object[1], object[2]);
    },
    LineString: function(object, listener) {
      d3_geo_streamLine(object.coordinates, listener, 0);
    },
    MultiLineString: function(object, listener) {
      var coordinates = object.coordinates, i = -1, n = coordinates.length;
      while (++i < n) d3_geo_streamLine(coordinates[i], listener, 0);
    },
    Polygon: function(object, listener) {
      d3_geo_streamPolygon(object.coordinates, listener);
    },
    MultiPolygon: function(object, listener) {
      var coordinates = object.coordinates, i = -1, n = coordinates.length;
      while (++i < n) d3_geo_streamPolygon(coordinates[i], listener);
    },
    GeometryCollection: function(object, listener) {
      var geometries = object.geometries, i = -1, n = geometries.length;
      while (++i < n) d3_geo_streamGeometry(geometries[i], listener);
    }
  };
  function d3_geo_streamLine(coordinates, listener, closed) {
    var i = -1, n = coordinates.length - closed, coordinate;
    listener.lineStart();
    while (++i < n) coordinate = coordinates[i], listener.point(coordinate[0], coordinate[1], coordinate[2]);
    listener.lineEnd();
  }
  function d3_geo_streamPolygon(coordinates, listener) {
    var i = -1, n = coordinates.length;
    listener.polygonStart();
    while (++i < n) d3_geo_streamLine(coordinates[i], listener, 1);
    listener.polygonEnd();
  }
  d3.geo.area = function(object) {
    d3_geo_areaSum = 0;
    d3.geo.stream(object, d3_geo_area);
    return d3_geo_areaSum;
  };
  var d3_geo_areaSum, d3_geo_areaRingSum = new d3_adder();
  var d3_geo_area = {
    sphere: function() {
      d3_geo_areaSum += 4 * π;
    },
    point: d3_noop,
    lineStart: d3_noop,
    lineEnd: d3_noop,
    polygonStart: function() {
      d3_geo_areaRingSum.reset();
      d3_geo_area.lineStart = d3_geo_areaRingStart;
    },
    polygonEnd: function() {
      var area = 2 * d3_geo_areaRingSum;
      d3_geo_areaSum += area < 0 ? 4 * π + area : area;
      d3_geo_area.lineStart = d3_geo_area.lineEnd = d3_geo_area.point = d3_noop;
    }
  };
  function d3_geo_areaRingStart() {
    var λ00, φ00, λ0, cosφ0, sinφ0;
    d3_geo_area.point = function(λ, φ) {
      d3_geo_area.point = nextPoint;
      λ0 = (λ00 = λ) * d3_radians, cosφ0 = Math.cos(φ = (φ00 = φ) * d3_radians / 2 + π / 4), 
      sinφ0 = Math.sin(φ);
    };
    function nextPoint(λ, φ) {
      λ *= d3_radians;
      φ = φ * d3_radians / 2 + π / 4;
      var dλ = λ - λ0, cosφ = Math.cos(φ), sinφ = Math.sin(φ), k = sinφ0 * sinφ, u = cosφ0 * cosφ + k * Math.cos(dλ), v = k * Math.sin(dλ);
      d3_geo_areaRingSum.add(Math.atan2(v, u));
      λ0 = λ, cosφ0 = cosφ, sinφ0 = sinφ;
    }
    d3_geo_area.lineEnd = function() {
      nextPoint(λ00, φ00);
    };
  }
  function d3_geo_cartesian(spherical) {
    var λ = spherical[0], φ = spherical[1], cosφ = Math.cos(φ);
    return [ cosφ * Math.cos(λ), cosφ * Math.sin(λ), Math.sin(φ) ];
  }
  function d3_geo_cartesianDot(a, b) {
    return a[0] * b[0] + a[1] * b[1] + a[2] * b[2];
  }
  function d3_geo_cartesianCross(a, b) {
    return [ a[1] * b[2] - a[2] * b[1], a[2] * b[0] - a[0] * b[2], a[0] * b[1] - a[1] * b[0] ];
  }
  function d3_geo_cartesianAdd(a, b) {
    a[0] += b[0];
    a[1] += b[1];
    a[2] += b[2];
  }
  function d3_geo_cartesianScale(vector, k) {
    return [ vector[0] * k, vector[1] * k, vector[2] * k ];
  }
  function d3_geo_cartesianNormalize(d) {
    var l = Math.sqrt(d[0] * d[0] + d[1] * d[1] + d[2] * d[2]);
    d[0] /= l;
    d[1] /= l;
    d[2] /= l;
  }
  function d3_geo_spherical(cartesian) {
    return [ Math.atan2(cartesian[1], cartesian[0]), d3_asin(cartesian[2]) ];
  }
  function d3_geo_sphericalEqual(a, b) {
    return abs(a[0] - b[0]) < ε && abs(a[1] - b[1]) < ε;
  }
  d3.geo.bounds = function() {
    var λ0, φ0, λ1, φ1, λ_, λ__, φ__, p0, dλSum, ranges, range;
    var bound = {
      point: point,
      lineStart: lineStart,
      lineEnd: lineEnd,
      polygonStart: function() {
        bound.point = ringPoint;
        bound.lineStart = ringStart;
        bound.lineEnd = ringEnd;
        dλSum = 0;
        d3_geo_area.polygonStart();
      },
      polygonEnd: function() {
        d3_geo_area.polygonEnd();
        bound.point = point;
        bound.lineStart = lineStart;
        bound.lineEnd = lineEnd;
        if (d3_geo_areaRingSum < 0) λ0 = -(λ1 = 180), φ0 = -(φ1 = 90); else if (dλSum > ε) φ1 = 90; else if (dλSum < -ε) φ0 = -90;
        range[0] = λ0, range[1] = λ1;
      }
    };
    function point(λ, φ) {
      ranges.push(range = [ λ0 = λ, λ1 = λ ]);
      if (φ < φ0) φ0 = φ;
      if (φ > φ1) φ1 = φ;
    }
    function linePoint(λ, φ) {
      var p = d3_geo_cartesian([ λ * d3_radians, φ * d3_radians ]);
      if (p0) {
        var normal = d3_geo_cartesianCross(p0, p), equatorial = [ normal[1], -normal[0], 0 ], inflection = d3_geo_cartesianCross(equatorial, normal);
        d3_geo_cartesianNormalize(inflection);
        inflection = d3_geo_spherical(inflection);
        var dλ = λ - λ_, s = dλ > 0 ? 1 : -1, λi = inflection[0] * d3_degrees * s, antimeridian = abs(dλ) > 180;
        if (antimeridian ^ (s * λ_ < λi && λi < s * λ)) {
          var φi = inflection[1] * d3_degrees;
          if (φi > φ1) φ1 = φi;
        } else if (λi = (λi + 360) % 360 - 180, antimeridian ^ (s * λ_ < λi && λi < s * λ)) {
          var φi = -inflection[1] * d3_degrees;
          if (φi < φ0) φ0 = φi;
        } else {
          if (φ < φ0) φ0 = φ;
          if (φ > φ1) φ1 = φ;
        }
        if (antimeridian) {
          if (λ < λ_) {
            if (angle(λ0, λ) > angle(λ0, λ1)) λ1 = λ;
          } else {
            if (angle(λ, λ1) > angle(λ0, λ1)) λ0 = λ;
          }
        } else {
          if (λ1 >= λ0) {
            if (λ < λ0) λ0 = λ;
            if (λ > λ1) λ1 = λ;
          } else {
            if (λ > λ_) {
              if (angle(λ0, λ) > angle(λ0, λ1)) λ1 = λ;
            } else {
              if (angle(λ, λ1) > angle(λ0, λ1)) λ0 = λ;
            }
          }
        }
      } else {
        point(λ, φ);
      }
      p0 = p, λ_ = λ;
    }
    function lineStart() {
      bound.point = linePoint;
    }
    function lineEnd() {
      range[0] = λ0, range[1] = λ1;
      bound.point = point;
      p0 = null;
    }
    function ringPoint(λ, φ) {
      if (p0) {
        var dλ = λ - λ_;
        dλSum += abs(dλ) > 180 ? dλ + (dλ > 0 ? 360 : -360) : dλ;
      } else λ__ = λ, φ__ = φ;
      d3_geo_area.point(λ, φ);
      linePoint(λ, φ);
    }
    function ringStart() {
      d3_geo_area.lineStart();
    }
    function ringEnd() {
      ringPoint(λ__, φ__);
      d3_geo_area.lineEnd();
      if (abs(dλSum) > ε) λ0 = -(λ1 = 180);
      range[0] = λ0, range[1] = λ1;
      p0 = null;
    }
    function angle(λ0, λ1) {
      return (λ1 -= λ0) < 0 ? λ1 + 360 : λ1;
    }
    function compareRanges(a, b) {
      return a[0] - b[0];
    }
    function withinRange(x, range) {
      return range[0] <= range[1] ? range[0] <= x && x <= range[1] : x < range[0] || range[1] < x;
    }
    return function(feature) {
      φ1 = λ1 = -(λ0 = φ0 = Infinity);
      ranges = [];
      d3.geo.stream(feature, bound);
      var n = ranges.length;
      if (n) {
        ranges.sort(compareRanges);
        for (var i = 1, a = ranges[0], b, merged = [ a ]; i < n; ++i) {
          b = ranges[i];
          if (withinRange(b[0], a) || withinRange(b[1], a)) {
            if (angle(a[0], b[1]) > angle(a[0], a[1])) a[1] = b[1];
            if (angle(b[0], a[1]) > angle(a[0], a[1])) a[0] = b[0];
          } else {
            merged.push(a = b);
          }
        }
        var best = -Infinity, dλ;
        for (var n = merged.length - 1, i = 0, a = merged[n], b; i <= n; a = b, ++i) {
          b = merged[i];
          if ((dλ = angle(a[1], b[0])) > best) best = dλ, λ0 = b[0], λ1 = a[1];
        }
      }
      ranges = range = null;
      return λ0 === Infinity || φ0 === Infinity ? [ [ NaN, NaN ], [ NaN, NaN ] ] : [ [ λ0, φ0 ], [ λ1, φ1 ] ];
    };
  }();
  d3.geo.centroid = function(object) {
    d3_geo_centroidW0 = d3_geo_centroidW1 = d3_geo_centroidX0 = d3_geo_centroidY0 = d3_geo_centroidZ0 = d3_geo_centroidX1 = d3_geo_centroidY1 = d3_geo_centroidZ1 = d3_geo_centroidX2 = d3_geo_centroidY2 = d3_geo_centroidZ2 = 0;
    d3.geo.stream(object, d3_geo_centroid);
    var x = d3_geo_centroidX2, y = d3_geo_centroidY2, z = d3_geo_centroidZ2, m = x * x + y * y + z * z;
    if (m < ε2) {
      x = d3_geo_centroidX1, y = d3_geo_centroidY1, z = d3_geo_centroidZ1;
      if (d3_geo_centroidW1 < ε) x = d3_geo_centroidX0, y = d3_geo_centroidY0, z = d3_geo_centroidZ0;
      m = x * x + y * y + z * z;
      if (m < ε2) return [ NaN, NaN ];
    }
    return [ Math.atan2(y, x) * d3_degrees, d3_asin(z / Math.sqrt(m)) * d3_degrees ];
  };
  var d3_geo_centroidW0, d3_geo_centroidW1, d3_geo_centroidX0, d3_geo_centroidY0, d3_geo_centroidZ0, d3_geo_centroidX1, d3_geo_centroidY1, d3_geo_centroidZ1, d3_geo_centroidX2, d3_geo_centroidY2, d3_geo_centroidZ2;
  var d3_geo_centroid = {
    sphere: d3_noop,
    point: d3_geo_centroidPoint,
    lineStart: d3_geo_centroidLineStart,
    lineEnd: d3_geo_centroidLineEnd,
    polygonStart: function() {
      d3_geo_centroid.lineStart = d3_geo_centroidRingStart;
    },
    polygonEnd: function() {
      d3_geo_centroid.lineStart = d3_geo_centroidLineStart;
    }
  };
  function d3_geo_centroidPoint(λ, φ) {
    λ *= d3_radians;
    var cosφ = Math.cos(φ *= d3_radians);
    d3_geo_centroidPointXYZ(cosφ * Math.cos(λ), cosφ * Math.sin(λ), Math.sin(φ));
  }
  function d3_geo_centroidPointXYZ(x, y, z) {
    ++d3_geo_centroidW0;
    d3_geo_centroidX0 += (x - d3_geo_centroidX0) / d3_geo_centroidW0;
    d3_geo_centroidY0 += (y - d3_geo_centroidY0) / d3_geo_centroidW0;
    d3_geo_centroidZ0 += (z - d3_geo_centroidZ0) / d3_geo_centroidW0;
  }
  function d3_geo_centroidLineStart() {
    var x0, y0, z0;
    d3_geo_centroid.point = function(λ, φ) {
      λ *= d3_radians;
      var cosφ = Math.cos(φ *= d3_radians);
      x0 = cosφ * Math.cos(λ);
      y0 = cosφ * Math.sin(λ);
      z0 = Math.sin(φ);
      d3_geo_centroid.point = nextPoint;
      d3_geo_centroidPointXYZ(x0, y0, z0);
    };
    function nextPoint(λ, φ) {
      λ *= d3_radians;
      var cosφ = Math.cos(φ *= d3_radians), x = cosφ * Math.cos(λ), y = cosφ * Math.sin(λ), z = Math.sin(φ), w = Math.atan2(Math.sqrt((w = y0 * z - z0 * y) * w + (w = z0 * x - x0 * z) * w + (w = x0 * y - y0 * x) * w), x0 * x + y0 * y + z0 * z);
      d3_geo_centroidW1 += w;
      d3_geo_centroidX1 += w * (x0 + (x0 = x));
      d3_geo_centroidY1 += w * (y0 + (y0 = y));
      d3_geo_centroidZ1 += w * (z0 + (z0 = z));
      d3_geo_centroidPointXYZ(x0, y0, z0);
    }
  }
  function d3_geo_centroidLineEnd() {
    d3_geo_centroid.point = d3_geo_centroidPoint;
  }
  function d3_geo_centroidRingStart() {
    var λ00, φ00, x0, y0, z0;
    d3_geo_centroid.point = function(λ, φ) {
      λ00 = λ, φ00 = φ;
      d3_geo_centroid.point = nextPoint;
      λ *= d3_radians;
      var cosφ = Math.cos(φ *= d3_radians);
      x0 = cosφ * Math.cos(λ);
      y0 = cosφ * Math.sin(λ);
      z0 = Math.sin(φ);
      d3_geo_centroidPointXYZ(x0, y0, z0);
    };
    d3_geo_centroid.lineEnd = function() {
      nextPoint(λ00, φ00);
      d3_geo_centroid.lineEnd = d3_geo_centroidLineEnd;
      d3_geo_centroid.point = d3_geo_centroidPoint;
    };
    function nextPoint(λ, φ) {
      λ *= d3_radians;
      var cosφ = Math.cos(φ *= d3_radians), x = cosφ * Math.cos(λ), y = cosφ * Math.sin(λ), z = Math.sin(φ), cx = y0 * z - z0 * y, cy = z0 * x - x0 * z, cz = x0 * y - y0 * x, m = Math.sqrt(cx * cx + cy * cy + cz * cz), u = x0 * x + y0 * y + z0 * z, v = m && -d3_acos(u) / m, w = Math.atan2(m, u);
      d3_geo_centroidX2 += v * cx;
      d3_geo_centroidY2 += v * cy;
      d3_geo_centroidZ2 += v * cz;
      d3_geo_centroidW1 += w;
      d3_geo_centroidX1 += w * (x0 + (x0 = x));
      d3_geo_centroidY1 += w * (y0 + (y0 = y));
      d3_geo_centroidZ1 += w * (z0 + (z0 = z));
      d3_geo_centroidPointXYZ(x0, y0, z0);
    }
  }
  function d3_true() {
    return true;
  }
  function d3_geo_clipPolygon(segments, compare, clipStartInside, interpolate, listener) {
    var subject = [], clip = [];
    segments.forEach(function(segment) {
      if ((n = segment.length - 1) <= 0) return;
      var n, p0 = segment[0], p1 = segment[n];
      if (d3_geo_sphericalEqual(p0, p1)) {
        listener.lineStart();
        for (var i = 0; i < n; ++i) listener.point((p0 = segment[i])[0], p0[1]);
        listener.lineEnd();
        return;
      }
      var a = new d3_geo_clipPolygonIntersection(p0, segment, null, true), b = new d3_geo_clipPolygonIntersection(p0, null, a, false);
      a.o = b;
      subject.push(a);
      clip.push(b);
      a = new d3_geo_clipPolygonIntersection(p1, segment, null, false);
      b = new d3_geo_clipPolygonIntersection(p1, null, a, true);
      a.o = b;
      subject.push(a);
      clip.push(b);
    });
    clip.sort(compare);
    d3_geo_clipPolygonLinkCircular(subject);
    d3_geo_clipPolygonLinkCircular(clip);
    if (!subject.length) return;
    for (var i = 0, entry = clipStartInside, n = clip.length; i < n; ++i) {
      clip[i].e = entry = !entry;
    }
    var start = subject[0], points, point;
    while (1) {
      var current = start, isSubject = true;
      while (current.v) if ((current = current.n) === start) return;
      points = current.z;
      listener.lineStart();
      do {
        current.v = current.o.v = true;
        if (current.e) {
          if (isSubject) {
            for (var i = 0, n = points.length; i < n; ++i) listener.point((point = points[i])[0], point[1]);
          } else {
            interpolate(current.x, current.n.x, 1, listener);
          }
          current = current.n;
        } else {
          if (isSubject) {
            points = current.p.z;
            for (var i = points.length - 1; i >= 0; --i) listener.point((point = points[i])[0], point[1]);
          } else {
            interpolate(current.x, current.p.x, -1, listener);
          }
          current = current.p;
        }
        current = current.o;
        points = current.z;
        isSubject = !isSubject;
      } while (!current.v);
      listener.lineEnd();
    }
  }
  function d3_geo_clipPolygonLinkCircular(array) {
    if (!(n = array.length)) return;
    var n, i = 0, a = array[0], b;
    while (++i < n) {
      a.n = b = array[i];
      b.p = a;
      a = b;
    }
    a.n = b = array[0];
    b.p = a;
  }
  function d3_geo_clipPolygonIntersection(point, points, other, entry) {
    this.x = point;
    this.z = points;
    this.o = other;
    this.e = entry;
    this.v = false;
    this.n = this.p = null;
  }
  function d3_geo_clip(pointVisible, clipLine, interpolate, clipStart) {
    return function(rotate, listener) {
      var line = clipLine(listener), rotatedClipStart = rotate.invert(clipStart[0], clipStart[1]);
      var clip = {
        point: point,
        lineStart: lineStart,
        lineEnd: lineEnd,
        polygonStart: function() {
          clip.point = pointRing;
          clip.lineStart = ringStart;
          clip.lineEnd = ringEnd;
          segments = [];
          polygon = [];
          listener.polygonStart();
        },
        polygonEnd: function() {
          clip.point = point;
          clip.lineStart = lineStart;
          clip.lineEnd = lineEnd;
          segments = d3.merge(segments);
          var clipStartInside = d3_geo_pointInPolygon(rotatedClipStart, polygon);
          if (segments.length) {
            d3_geo_clipPolygon(segments, d3_geo_clipSort, clipStartInside, interpolate, listener);
          } else if (clipStartInside) {
            listener.lineStart();
            interpolate(null, null, 1, listener);
            listener.lineEnd();
          }
          listener.polygonEnd();
          segments = polygon = null;
        },
        sphere: function() {
          listener.polygonStart();
          listener.lineStart();
          interpolate(null, null, 1, listener);
          listener.lineEnd();
          listener.polygonEnd();
        }
      };
      function point(λ, φ) {
        var point = rotate(λ, φ);
        if (pointVisible(λ = point[0], φ = point[1])) listener.point(λ, φ);
      }
      function pointLine(λ, φ) {
        var point = rotate(λ, φ);
        line.point(point[0], point[1]);
      }
      function lineStart() {
        clip.point = pointLine;
        line.lineStart();
      }
      function lineEnd() {
        clip.point = point;
        line.lineEnd();
      }
      var segments;
      var buffer = d3_geo_clipBufferListener(), ringListener = clipLine(buffer), polygon, ring;
      function pointRing(λ, φ) {
        ring.push([ λ, φ ]);
        var point = rotate(λ, φ);
        ringListener.point(point[0], point[1]);
      }
      function ringStart() {
        ringListener.lineStart();
        ring = [];
      }
      function ringEnd() {
        pointRing(ring[0][0], ring[0][1]);
        ringListener.lineEnd();
        var clean = ringListener.clean(), ringSegments = buffer.buffer(), segment, n = ringSegments.length;
        ring.pop();
        polygon.push(ring);
        ring = null;
        if (!n) return;
        if (clean & 1) {
          segment = ringSegments[0];
          var n = segment.length - 1, i = -1, point;
          listener.lineStart();
          while (++i < n) listener.point((point = segment[i])[0], point[1]);
          listener.lineEnd();
          return;
        }
        if (n > 1 && clean & 2) ringSegments.push(ringSegments.pop().concat(ringSegments.shift()));
        segments.push(ringSegments.filter(d3_geo_clipSegmentLength1));
      }
      return clip;
    };
  }
  function d3_geo_clipSegmentLength1(segment) {
    return segment.length > 1;
  }
  function d3_geo_clipBufferListener() {
    var lines = [], line;
    return {
      lineStart: function() {
        lines.push(line = []);
      },
      point: function(λ, φ) {
        line.push([ λ, φ ]);
      },
      lineEnd: d3_noop,
      buffer: function() {
        var buffer = lines;
        lines = [];
        line = null;
        return buffer;
      },
      rejoin: function() {
        if (lines.length > 1) lines.push(lines.pop().concat(lines.shift()));
      }
    };
  }
  function d3_geo_clipSort(a, b) {
    return ((a = a.x)[0] < 0 ? a[1] - halfπ - ε : halfπ - a[1]) - ((b = b.x)[0] < 0 ? b[1] - halfπ - ε : halfπ - b[1]);
  }
  function d3_geo_pointInPolygon(point, polygon) {
    var meridian = point[0], parallel = point[1], meridianNormal = [ Math.sin(meridian), -Math.cos(meridian), 0 ], polarAngle = 0, winding = 0;
    d3_geo_areaRingSum.reset();
    for (var i = 0, n = polygon.length; i < n; ++i) {
      var ring = polygon[i], m = ring.length;
      if (!m) continue;
      var point0 = ring[0], λ0 = point0[0], φ0 = point0[1] / 2 + π / 4, sinφ0 = Math.sin(φ0), cosφ0 = Math.cos(φ0), j = 1;
      while (true) {
        if (j === m) j = 0;
        point = ring[j];
        var λ = point[0], φ = point[1] / 2 + π / 4, sinφ = Math.sin(φ), cosφ = Math.cos(φ), dλ = λ - λ0, antimeridian = abs(dλ) > π, k = sinφ0 * sinφ;
        d3_geo_areaRingSum.add(Math.atan2(k * Math.sin(dλ), cosφ0 * cosφ + k * Math.cos(dλ)));
        polarAngle += antimeridian ? dλ + (dλ >= 0 ? τ : -τ) : dλ;
        if (antimeridian ^ λ0 >= meridian ^ λ >= meridian) {
          var arc = d3_geo_cartesianCross(d3_geo_cartesian(point0), d3_geo_cartesian(point));
          d3_geo_cartesianNormalize(arc);
          var intersection = d3_geo_cartesianCross(meridianNormal, arc);
          d3_geo_cartesianNormalize(intersection);
          var φarc = (antimeridian ^ dλ >= 0 ? -1 : 1) * d3_asin(intersection[2]);
          if (parallel > φarc || parallel === φarc && (arc[0] || arc[1])) {
            winding += antimeridian ^ dλ >= 0 ? 1 : -1;
          }
        }
        if (!j++) break;
        λ0 = λ, sinφ0 = sinφ, cosφ0 = cosφ, point0 = point;
      }
    }
    return (polarAngle < -ε || polarAngle < ε && d3_geo_areaRingSum < 0) ^ winding & 1;
  }
  var d3_geo_clipAntimeridian = d3_geo_clip(d3_true, d3_geo_clipAntimeridianLine, d3_geo_clipAntimeridianInterpolate, [ -π, -π / 2 ]);
  function d3_geo_clipAntimeridianLine(listener) {
    var λ0 = NaN, φ0 = NaN, sλ0 = NaN, clean;
    return {
      lineStart: function() {
        listener.lineStart();
        clean = 1;
      },
      point: function(λ1, φ1) {
        var sλ1 = λ1 > 0 ? π : -π, dλ = abs(λ1 - λ0);
        if (abs(dλ - π) < ε) {
          listener.point(λ0, φ0 = (φ0 + φ1) / 2 > 0 ? halfπ : -halfπ);
          listener.point(sλ0, φ0);
          listener.lineEnd();
          listener.lineStart();
          listener.point(sλ1, φ0);
          listener.point(λ1, φ0);
          clean = 0;
        } else if (sλ0 !== sλ1 && dλ >= π) {
          if (abs(λ0 - sλ0) < ε) λ0 -= sλ0 * ε;
          if (abs(λ1 - sλ1) < ε) λ1 -= sλ1 * ε;
          φ0 = d3_geo_clipAntimeridianIntersect(λ0, φ0, λ1, φ1);
          listener.point(sλ0, φ0);
          listener.lineEnd();
          listener.lineStart();
          listener.point(sλ1, φ0);
          clean = 0;
        }
        listener.point(λ0 = λ1, φ0 = φ1);
        sλ0 = sλ1;
      },
      lineEnd: function() {
        listener.lineEnd();
        λ0 = φ0 = NaN;
      },
      clean: function() {
        return 2 - clean;
      }
    };
  }
  function d3_geo_clipAntimeridianIntersect(λ0, φ0, λ1, φ1) {
    var cosφ0, cosφ1, sinλ0_λ1 = Math.sin(λ0 - λ1);
    return abs(sinλ0_λ1) > ε ? Math.atan((Math.sin(φ0) * (cosφ1 = Math.cos(φ1)) * Math.sin(λ1) - Math.sin(φ1) * (cosφ0 = Math.cos(φ0)) * Math.sin(λ0)) / (cosφ0 * cosφ1 * sinλ0_λ1)) : (φ0 + φ1) / 2;
  }
  function d3_geo_clipAntimeridianInterpolate(from, to, direction, listener) {
    var φ;
    if (from == null) {
      φ = direction * halfπ;
      listener.point(-π, φ);
      listener.point(0, φ);
      listener.point(π, φ);
      listener.point(π, 0);
      listener.point(π, -φ);
      listener.point(0, -φ);
      listener.point(-π, -φ);
      listener.point(-π, 0);
      listener.point(-π, φ);
    } else if (abs(from[0] - to[0]) > ε) {
      var s = from[0] < to[0] ? π : -π;
      φ = direction * s / 2;
      listener.point(-s, φ);
      listener.point(0, φ);
      listener.point(s, φ);
    } else {
      listener.point(to[0], to[1]);
    }
  }
  function d3_geo_clipCircle(radius) {
    var cr = Math.cos(radius), smallRadius = cr > 0, notHemisphere = abs(cr) > ε, interpolate = d3_geo_circleInterpolate(radius, 6 * d3_radians);
    return d3_geo_clip(visible, clipLine, interpolate, smallRadius ? [ 0, -radius ] : [ -π, radius - π ]);
    function visible(λ, φ) {
      return Math.cos(λ) * Math.cos(φ) > cr;
    }
    function clipLine(listener) {
      var point0, c0, v0, v00, clean;
      return {
        lineStart: function() {
          v00 = v0 = false;
          clean = 1;
        },
        point: function(λ, φ) {
          var point1 = [ λ, φ ], point2, v = visible(λ, φ), c = smallRadius ? v ? 0 : code(λ, φ) : v ? code(λ + (λ < 0 ? π : -π), φ) : 0;
          if (!point0 && (v00 = v0 = v)) listener.lineStart();
          if (v !== v0) {
            point2 = intersect(point0, point1);
            if (d3_geo_sphericalEqual(point0, point2) || d3_geo_sphericalEqual(point1, point2)) {
              point1[0] += ε;
              point1[1] += ε;
              v = visible(point1[0], point1[1]);
            }
          }
          if (v !== v0) {
            clean = 0;
            if (v) {
              listener.lineStart();
              point2 = intersect(point1, point0);
              listener.point(point2[0], point2[1]);
            } else {
              point2 = intersect(point0, point1);
              listener.point(point2[0], point2[1]);
              listener.lineEnd();
            }
            point0 = point2;
          } else if (notHemisphere && point0 && smallRadius ^ v) {
            var t;
            if (!(c & c0) && (t = intersect(point1, point0, true))) {
              clean = 0;
              if (smallRadius) {
                listener.lineStart();
                listener.point(t[0][0], t[0][1]);
                listener.point(t[1][0], t[1][1]);
                listener.lineEnd();
              } else {
                listener.point(t[1][0], t[1][1]);
                listener.lineEnd();
                listener.lineStart();
                listener.point(t[0][0], t[0][1]);
              }
            }
          }
          if (v && (!point0 || !d3_geo_sphericalEqual(point0, point1))) {
            listener.point(point1[0], point1[1]);
          }
          point0 = point1, v0 = v, c0 = c;
        },
        lineEnd: function() {
          if (v0) listener.lineEnd();
          point0 = null;
        },
        clean: function() {
          return clean | (v00 && v0) << 1;
        }
      };
    }
    function intersect(a, b, two) {
      var pa = d3_geo_cartesian(a), pb = d3_geo_cartesian(b);
      var n1 = [ 1, 0, 0 ], n2 = d3_geo_cartesianCross(pa, pb), n2n2 = d3_geo_cartesianDot(n2, n2), n1n2 = n2[0], determinant = n2n2 - n1n2 * n1n2;
      if (!determinant) return !two && a;
      var c1 = cr * n2n2 / determinant, c2 = -cr * n1n2 / determinant, n1xn2 = d3_geo_cartesianCross(n1, n2), A = d3_geo_cartesianScale(n1, c1), B = d3_geo_cartesianScale(n2, c2);
      d3_geo_cartesianAdd(A, B);
      var u = n1xn2, w = d3_geo_cartesianDot(A, u), uu = d3_geo_cartesianDot(u, u), t2 = w * w - uu * (d3_geo_cartesianDot(A, A) - 1);
      if (t2 < 0) return;
      var t = Math.sqrt(t2), q = d3_geo_cartesianScale(u, (-w - t) / uu);
      d3_geo_cartesianAdd(q, A);
      q = d3_geo_spherical(q);
      if (!two) return q;
      var λ0 = a[0], λ1 = b[0], φ0 = a[1], φ1 = b[1], z;
      if (λ1 < λ0) z = λ0, λ0 = λ1, λ1 = z;
      var δλ = λ1 - λ0, polar = abs(δλ - π) < ε, meridian = polar || δλ < ε;
      if (!polar && φ1 < φ0) z = φ0, φ0 = φ1, φ1 = z;
      if (meridian ? polar ? φ0 + φ1 > 0 ^ q[1] < (abs(q[0] - λ0) < ε ? φ0 : φ1) : φ0 <= q[1] && q[1] <= φ1 : δλ > π ^ (λ0 <= q[0] && q[0] <= λ1)) {
        var q1 = d3_geo_cartesianScale(u, (-w + t) / uu);
        d3_geo_cartesianAdd(q1, A);
        return [ q, d3_geo_spherical(q1) ];
      }
    }
    function code(λ, φ) {
      var r = smallRadius ? radius : π - radius, code = 0;
      if (λ < -r) code |= 1; else if (λ > r) code |= 2;
      if (φ < -r) code |= 4; else if (φ > r) code |= 8;
      return code;
    }
  }
  function d3_geom_clipLine(x0, y0, x1, y1) {
    return function(line) {
      var a = line.a, b = line.b, ax = a.x, ay = a.y, bx = b.x, by = b.y, t0 = 0, t1 = 1, dx = bx - ax, dy = by - ay, r;
      r = x0 - ax;
      if (!dx && r > 0) return;
      r /= dx;
      if (dx < 0) {
        if (r < t0) return;
        if (r < t1) t1 = r;
      } else if (dx > 0) {
        if (r > t1) return;
        if (r > t0) t0 = r;
      }
      r = x1 - ax;
      if (!dx && r < 0) return;
      r /= dx;
      if (dx < 0) {
        if (r > t1) return;
        if (r > t0) t0 = r;
      } else if (dx > 0) {
        if (r < t0) return;
        if (r < t1) t1 = r;
      }
      r = y0 - ay;
      if (!dy && r > 0) return;
      r /= dy;
      if (dy < 0) {
        if (r < t0) return;
        if (r < t1) t1 = r;
      } else if (dy > 0) {
        if (r > t1) return;
        if (r > t0) t0 = r;
      }
      r = y1 - ay;
      if (!dy && r < 0) return;
      r /= dy;
      if (dy < 0) {
        if (r > t1) return;
        if (r > t0) t0 = r;
      } else if (dy > 0) {
        if (r < t0) return;
        if (r < t1) t1 = r;
      }
      if (t0 > 0) line.a = {
        x: ax + t0 * dx,
        y: ay + t0 * dy
      };
      if (t1 < 1) line.b = {
        x: ax + t1 * dx,
        y: ay + t1 * dy
      };
      return line;
    };
  }
  var d3_geo_clipExtentMAX = 1e9;
  d3.geo.clipExtent = function() {
    var x0, y0, x1, y1, stream, clip, clipExtent = {
      stream: function(output) {
        if (stream) stream.valid = false;
        stream = clip(output);
        stream.valid = true;
        return stream;
      },
      extent: function(_) {
        if (!arguments.length) return [ [ x0, y0 ], [ x1, y1 ] ];
        clip = d3_geo_clipExtent(x0 = +_[0][0], y0 = +_[0][1], x1 = +_[1][0], y1 = +_[1][1]);
        if (stream) stream.valid = false, stream = null;
        return clipExtent;
      }
    };
    return clipExtent.extent([ [ 0, 0 ], [ 960, 500 ] ]);
  };
  function d3_geo_clipExtent(x0, y0, x1, y1) {
    return function(listener) {
      var listener_ = listener, bufferListener = d3_geo_clipBufferListener(), clipLine = d3_geom_clipLine(x0, y0, x1, y1), segments, polygon, ring;
      var clip = {
        point: point,
        lineStart: lineStart,
        lineEnd: lineEnd,
        polygonStart: function() {
          listener = bufferListener;
          segments = [];
          polygon = [];
          clean = true;
        },
        polygonEnd: function() {
          listener = listener_;
          segments = d3.merge(segments);
          var clipStartInside = insidePolygon([ x0, y1 ]), inside = clean && clipStartInside, visible = segments.length;
          if (inside || visible) {
            listener.polygonStart();
            if (inside) {
              listener.lineStart();
              interpolate(null, null, 1, listener);
              listener.lineEnd();
            }
            if (visible) {
              d3_geo_clipPolygon(segments, compare, clipStartInside, interpolate, listener);
            }
            listener.polygonEnd();
          }
          segments = polygon = ring = null;
        }
      };
      function insidePolygon(p) {
        var wn = 0, n = polygon.length, y = p[1];
        for (var i = 0; i < n; ++i) {
          for (var j = 1, v = polygon[i], m = v.length, a = v[0], b; j < m; ++j) {
            b = v[j];
            if (a[1] <= y) {
              if (b[1] > y && isLeft(a, b, p) > 0) ++wn;
            } else {
              if (b[1] <= y && isLeft(a, b, p) < 0) --wn;
            }
            a = b;
          }
        }
        return wn !== 0;
      }
      function isLeft(a, b, c) {
        return (b[0] - a[0]) * (c[1] - a[1]) - (c[0] - a[0]) * (b[1] - a[1]);
      }
      function interpolate(from, to, direction, listener) {
        var a = 0, a1 = 0;
        if (from == null || (a = corner(from, direction)) !== (a1 = corner(to, direction)) || comparePoints(from, to) < 0 ^ direction > 0) {
          do {
            listener.point(a === 0 || a === 3 ? x0 : x1, a > 1 ? y1 : y0);
          } while ((a = (a + direction + 4) % 4) !== a1);
        } else {
          listener.point(to[0], to[1]);
        }
      }
      function pointVisible(x, y) {
        return x0 <= x && x <= x1 && y0 <= y && y <= y1;
      }
      function point(x, y) {
        if (pointVisible(x, y)) listener.point(x, y);
      }
      var x__, y__, v__, x_, y_, v_, first, clean;
      function lineStart() {
        clip.point = linePoint;
        if (polygon) polygon.push(ring = []);
        first = true;
        v_ = false;
        x_ = y_ = NaN;
      }
      function lineEnd() {
        if (segments) {
          linePoint(x__, y__);
          if (v__ && v_) bufferListener.rejoin();
          segments.push(bufferListener.buffer());
        }
        clip.point = point;
        if (v_) listener.lineEnd();
      }
      function linePoint(x, y) {
        x = Math.max(-d3_geo_clipExtentMAX, Math.min(d3_geo_clipExtentMAX, x));
        y = Math.max(-d3_geo_clipExtentMAX, Math.min(d3_geo_clipExtentMAX, y));
        var v = pointVisible(x, y);
        if (polygon) ring.push([ x, y ]);
        if (first) {
          x__ = x, y__ = y, v__ = v;
          first = false;
          if (v) {
            listener.lineStart();
            listener.point(x, y);
          }
        } else {
          if (v && v_) listener.point(x, y); else {
            var l = {
              a: {
                x: x_,
                y: y_
              },
              b: {
                x: x,
                y: y
              }
            };
            if (clipLine(l)) {
              if (!v_) {
                listener.lineStart();
                listener.point(l.a.x, l.a.y);
              }
              listener.point(l.b.x, l.b.y);
              if (!v) listener.lineEnd();
              clean = false;
            } else if (v) {
              listener.lineStart();
              listener.point(x, y);
              clean = false;
            }
          }
        }
        x_ = x, y_ = y, v_ = v;
      }
      return clip;
    };
    function corner(p, direction) {
      return abs(p[0] - x0) < ε ? direction > 0 ? 0 : 3 : abs(p[0] - x1) < ε ? direction > 0 ? 2 : 1 : abs(p[1] - y0) < ε ? direction > 0 ? 1 : 0 : direction > 0 ? 3 : 2;
    }
    function compare(a, b) {
      return comparePoints(a.x, b.x);
    }
    function comparePoints(a, b) {
      var ca = corner(a, 1), cb = corner(b, 1);
      return ca !== cb ? ca - cb : ca === 0 ? b[1] - a[1] : ca === 1 ? a[0] - b[0] : ca === 2 ? a[1] - b[1] : b[0] - a[0];
    }
  }
  function d3_geo_compose(a, b) {
    function compose(x, y) {
      return x = a(x, y), b(x[0], x[1]);
    }
    if (a.invert && b.invert) compose.invert = function(x, y) {
      return x = b.invert(x, y), x && a.invert(x[0], x[1]);
    };
    return compose;
  }
  function d3_geo_conic(projectAt) {
    var φ0 = 0, φ1 = π / 3, m = d3_geo_projectionMutator(projectAt), p = m(φ0, φ1);
    p.parallels = function(_) {
      if (!arguments.length) return [ φ0 / π * 180, φ1 / π * 180 ];
      return m(φ0 = _[0] * π / 180, φ1 = _[1] * π / 180);
    };
    return p;
  }
  function d3_geo_conicEqualArea(φ0, φ1) {
    var sinφ0 = Math.sin(φ0), n = (sinφ0 + Math.sin(φ1)) / 2, C = 1 + sinφ0 * (2 * n - sinφ0), ρ0 = Math.sqrt(C) / n;
    function forward(λ, φ) {
      var ρ = Math.sqrt(C - 2 * n * Math.sin(φ)) / n;
      return [ ρ * Math.sin(λ *= n), ρ0 - ρ * Math.cos(λ) ];
    }
    forward.invert = function(x, y) {
      var ρ0_y = ρ0 - y;
      return [ Math.atan2(x, ρ0_y) / n, d3_asin((C - (x * x + ρ0_y * ρ0_y) * n * n) / (2 * n)) ];
    };
    return forward;
  }
  (d3.geo.conicEqualArea = function() {
    return d3_geo_conic(d3_geo_conicEqualArea);
  }).raw = d3_geo_conicEqualArea;
  d3.geo.albers = function() {
    return d3.geo.conicEqualArea().rotate([ 96, 0 ]).center([ -.6, 38.7 ]).parallels([ 29.5, 45.5 ]).scale(1070);
  };
  d3.geo.albersUsa = function() {
    var lower48 = d3.geo.albers();
    var alaska = d3.geo.conicEqualArea().rotate([ 154, 0 ]).center([ -2, 58.5 ]).parallels([ 55, 65 ]);
    var hawaii = d3.geo.conicEqualArea().rotate([ 157, 0 ]).center([ -3, 19.9 ]).parallels([ 8, 18 ]);
    var point, pointStream = {
      point: function(x, y) {
        point = [ x, y ];
      }
    }, lower48Point, alaskaPoint, hawaiiPoint;
    function albersUsa(coordinates) {
      var x = coordinates[0], y = coordinates[1];
      point = null;
      (lower48Point(x, y), point) || (alaskaPoint(x, y), point) || hawaiiPoint(x, y);
      return point;
    }
    albersUsa.invert = function(coordinates) {
      var k = lower48.scale(), t = lower48.translate(), x = (coordinates[0] - t[0]) / k, y = (coordinates[1] - t[1]) / k;
      return (y >= .12 && y < .234 && x >= -.425 && x < -.214 ? alaska : y >= .166 && y < .234 && x >= -.214 && x < -.115 ? hawaii : lower48).invert(coordinates);
    };
    albersUsa.stream = function(stream) {
      var lower48Stream = lower48.stream(stream), alaskaStream = alaska.stream(stream), hawaiiStream = hawaii.stream(stream);
      return {
        point: function(x, y) {
          lower48Stream.point(x, y);
          alaskaStream.point(x, y);
          hawaiiStream.point(x, y);
        },
        sphere: function() {
          lower48Stream.sphere();
          alaskaStream.sphere();
          hawaiiStream.sphere();
        },
        lineStart: function() {
          lower48Stream.lineStart();
          alaskaStream.lineStart();
          hawaiiStream.lineStart();
        },
        lineEnd: function() {
          lower48Stream.lineEnd();
          alaskaStream.lineEnd();
          hawaiiStream.lineEnd();
        },
        polygonStart: function() {
          lower48Stream.polygonStart();
          alaskaStream.polygonStart();
          hawaiiStream.polygonStart();
        },
        polygonEnd: function() {
          lower48Stream.polygonEnd();
          alaskaStream.polygonEnd();
          hawaiiStream.polygonEnd();
        }
      };
    };
    albersUsa.precision = function(_) {
      if (!arguments.length) return lower48.precision();
      lower48.precision(_);
      alaska.precision(_);
      hawaii.precision(_);
      return albersUsa;
    };
    albersUsa.scale = function(_) {
      if (!arguments.length) return lower48.scale();
      lower48.scale(_);
      alaska.scale(_ * .35);
      hawaii.scale(_);
      return albersUsa.translate(lower48.translate());
    };
    albersUsa.translate = function(_) {
      if (!arguments.length) return lower48.translate();
      var k = lower48.scale(), x = +_[0], y = +_[1];
      lower48Point = lower48.translate(_).clipExtent([ [ x - .455 * k, y - .238 * k ], [ x + .455 * k, y + .238 * k ] ]).stream(pointStream).point;
      alaskaPoint = alaska.translate([ x - .307 * k, y + .201 * k ]).clipExtent([ [ x - .425 * k + ε, y + .12 * k + ε ], [ x - .214 * k - ε, y + .234 * k - ε ] ]).stream(pointStream).point;
      hawaiiPoint = hawaii.translate([ x - .205 * k, y + .212 * k ]).clipExtent([ [ x - .214 * k + ε, y + .166 * k + ε ], [ x - .115 * k - ε, y + .234 * k - ε ] ]).stream(pointStream).point;
      return albersUsa;
    };
    return albersUsa.scale(1070);
  };
  var d3_geo_pathAreaSum, d3_geo_pathAreaPolygon, d3_geo_pathArea = {
    point: d3_noop,
    lineStart: d3_noop,
    lineEnd: d3_noop,
    polygonStart: function() {
      d3_geo_pathAreaPolygon = 0;
      d3_geo_pathArea.lineStart = d3_geo_pathAreaRingStart;
    },
    polygonEnd: function() {
      d3_geo_pathArea.lineStart = d3_geo_pathArea.lineEnd = d3_geo_pathArea.point = d3_noop;
      d3_geo_pathAreaSum += abs(d3_geo_pathAreaPolygon / 2);
    }
  };
  function d3_geo_pathAreaRingStart() {
    var x00, y00, x0, y0;
    d3_geo_pathArea.point = function(x, y) {
      d3_geo_pathArea.point = nextPoint;
      x00 = x0 = x, y00 = y0 = y;
    };
    function nextPoint(x, y) {
      d3_geo_pathAreaPolygon += y0 * x - x0 * y;
      x0 = x, y0 = y;
    }
    d3_geo_pathArea.lineEnd = function() {
      nextPoint(x00, y00);
    };
  }
  var d3_geo_pathBoundsX0, d3_geo_pathBoundsY0, d3_geo_pathBoundsX1, d3_geo_pathBoundsY1;
  var d3_geo_pathBounds = {
    point: d3_geo_pathBoundsPoint,
    lineStart: d3_noop,
    lineEnd: d3_noop,
    polygonStart: d3_noop,
    polygonEnd: d3_noop
  };
  function d3_geo_pathBoundsPoint(x, y) {
    if (x < d3_geo_pathBoundsX0) d3_geo_pathBoundsX0 = x;
    if (x > d3_geo_pathBoundsX1) d3_geo_pathBoundsX1 = x;
    if (y < d3_geo_pathBoundsY0) d3_geo_pathBoundsY0 = y;
    if (y > d3_geo_pathBoundsY1) d3_geo_pathBoundsY1 = y;
  }
  function d3_geo_pathBuffer() {
    var pointCircle = d3_geo_pathBufferCircle(4.5), buffer = [];
    var stream = {
      point: point,
      lineStart: function() {
        stream.point = pointLineStart;
      },
      lineEnd: lineEnd,
      polygonStart: function() {
        stream.lineEnd = lineEndPolygon;
      },
      polygonEnd: function() {
        stream.lineEnd = lineEnd;
        stream.point = point;
      },
      pointRadius: function(_) {
        pointCircle = d3_geo_pathBufferCircle(_);
        return stream;
      },
      result: function() {
        if (buffer.length) {
          var result = buffer.join("");
          buffer = [];
          return result;
        }
      }
    };
    function point(x, y) {
      buffer.push("M", x, ",", y, pointCircle);
    }
    function pointLineStart(x, y) {
      buffer.push("M", x, ",", y);
      stream.point = pointLine;
    }
    function pointLine(x, y) {
      buffer.push("L", x, ",", y);
    }
    function lineEnd() {
      stream.point = point;
    }
    function lineEndPolygon() {
      buffer.push("Z");
    }
    return stream;
  }
  function d3_geo_pathBufferCircle(radius) {
    return "m0," + radius + "a" + radius + "," + radius + " 0 1,1 0," + -2 * radius + "a" + radius + "," + radius + " 0 1,1 0," + 2 * radius + "z";
  }
  var d3_geo_pathCentroid = {
    point: d3_geo_pathCentroidPoint,
    lineStart: d3_geo_pathCentroidLineStart,
    lineEnd: d3_geo_pathCentroidLineEnd,
    polygonStart: function() {
      d3_geo_pathCentroid.lineStart = d3_geo_pathCentroidRingStart;
    },
    polygonEnd: function() {
      d3_geo_pathCentroid.point = d3_geo_pathCentroidPoint;
      d3_geo_pathCentroid.lineStart = d3_geo_pathCentroidLineStart;
      d3_geo_pathCentroid.lineEnd = d3_geo_pathCentroidLineEnd;
    }
  };
  function d3_geo_pathCentroidPoint(x, y) {
    d3_geo_centroidX0 += x;
    d3_geo_centroidY0 += y;
    ++d3_geo_centroidZ0;
  }
  function d3_geo_pathCentroidLineStart() {
    var x0, y0;
    d3_geo_pathCentroid.point = function(x, y) {
      d3_geo_pathCentroid.point = nextPoint;
      d3_geo_pathCentroidPoint(x0 = x, y0 = y);
    };
    function nextPoint(x, y) {
      var dx = x - x0, dy = y - y0, z = Math.sqrt(dx * dx + dy * dy);
      d3_geo_centroidX1 += z * (x0 + x) / 2;
      d3_geo_centroidY1 += z * (y0 + y) / 2;
      d3_geo_centroidZ1 += z;
      d3_geo_pathCentroidPoint(x0 = x, y0 = y);
    }
  }
  function d3_geo_pathCentroidLineEnd() {
    d3_geo_pathCentroid.point = d3_geo_pathCentroidPoint;
  }
  function d3_geo_pathCentroidRingStart() {
    var x00, y00, x0, y0;
    d3_geo_pathCentroid.point = function(x, y) {
      d3_geo_pathCentroid.point = nextPoint;
      d3_geo_pathCentroidPoint(x00 = x0 = x, y00 = y0 = y);
    };
    function nextPoint(x, y) {
      var dx = x - x0, dy = y - y0, z = Math.sqrt(dx * dx + dy * dy);
      d3_geo_centroidX1 += z * (x0 + x) / 2;
      d3_geo_centroidY1 += z * (y0 + y) / 2;
      d3_geo_centroidZ1 += z;
      z = y0 * x - x0 * y;
      d3_geo_centroidX2 += z * (x0 + x);
      d3_geo_centroidY2 += z * (y0 + y);
      d3_geo_centroidZ2 += z * 3;
      d3_geo_pathCentroidPoint(x0 = x, y0 = y);
    }
    d3_geo_pathCentroid.lineEnd = function() {
      nextPoint(x00, y00);
    };
  }
  function d3_geo_pathContext(context) {
    var pointRadius = 4.5;
    var stream = {
      point: point,
      lineStart: function() {
        stream.point = pointLineStart;
      },
      lineEnd: lineEnd,
      polygonStart: function() {
        stream.lineEnd = lineEndPolygon;
      },
      polygonEnd: function() {
        stream.lineEnd = lineEnd;
        stream.point = point;
      },
      pointRadius: function(_) {
        pointRadius = _;
        return stream;
      },
      result: d3_noop
    };
    function point(x, y) {
      context.moveTo(x, y);
      context.arc(x, y, pointRadius, 0, τ);
    }
    function pointLineStart(x, y) {
      context.moveTo(x, y);
      stream.point = pointLine;
    }
    function pointLine(x, y) {
      context.lineTo(x, y);
    }
    function lineEnd() {
      stream.point = point;
    }
    function lineEndPolygon() {
      context.closePath();
    }
    return stream;
  }
  function d3_geo_resample(project) {
    var δ2 = .5, cosMinDistance = Math.cos(30 * d3_radians), maxDepth = 16;
    function resample(stream) {
      var λ00, φ00, x00, y00, a00, b00, c00, λ0, x0, y0, a0, b0, c0;
      var resample = {
        point: point,
        lineStart: lineStart,
        lineEnd: lineEnd,
        polygonStart: function() {
          stream.polygonStart();
          resample.lineStart = ringStart;
        },
        polygonEnd: function() {
          stream.polygonEnd();
          resample.lineStart = lineStart;
        }
      };
      function point(x, y) {
        x = project(x, y);
        stream.point(x[0], x[1]);
      }
      function lineStart() {
        x0 = NaN;
        resample.point = linePoint;
        stream.lineStart();
      }
      function linePoint(λ, φ) {
        var c = d3_geo_cartesian([ λ, φ ]), p = project(λ, φ);
        resampleLineTo(x0, y0, λ0, a0, b0, c0, x0 = p[0], y0 = p[1], λ0 = λ, a0 = c[0], b0 = c[1], c0 = c[2], maxDepth, stream);
        stream.point(x0, y0);
      }
      function lineEnd() {
        resample.point = point;
        stream.lineEnd();
      }
      function ringStart() {
        lineStart();
        resample.point = ringPoint;
        resample.lineEnd = ringEnd;
      }
      function ringPoint(λ, φ) {
        linePoint(λ00 = λ, φ00 = φ), x00 = x0, y00 = y0, a00 = a0, b00 = b0, c00 = c0;
        resample.point = linePoint;
      }
      function ringEnd() {
        resampleLineTo(x0, y0, λ0, a0, b0, c0, x00, y00, λ00, a00, b00, c00, maxDepth, stream);
        resample.lineEnd = lineEnd;
        lineEnd();
      }
      return resample;
    }
    function resampleLineTo(x0, y0, λ0, a0, b0, c0, x1, y1, λ1, a1, b1, c1, depth, stream) {
      var dx = x1 - x0, dy = y1 - y0, d2 = dx * dx + dy * dy;
      if (d2 > 4 * δ2 && depth--) {
        var a = a0 + a1, b = b0 + b1, c = c0 + c1, m = Math.sqrt(a * a + b * b + c * c), φ2 = Math.asin(c /= m), λ2 = abs(abs(c) - 1) < ε ? (λ0 + λ1) / 2 : Math.atan2(b, a), p = project(λ2, φ2), x2 = p[0], y2 = p[1], dx2 = x2 - x0, dy2 = y2 - y0, dz = dy * dx2 - dx * dy2;
        if (dz * dz / d2 > δ2 || abs((dx * dx2 + dy * dy2) / d2 - .5) > .3 || a0 * a1 + b0 * b1 + c0 * c1 < cosMinDistance) {
          resampleLineTo(x0, y0, λ0, a0, b0, c0, x2, y2, λ2, a /= m, b /= m, c, depth, stream);
          stream.point(x2, y2);
          resampleLineTo(x2, y2, λ2, a, b, c, x1, y1, λ1, a1, b1, c1, depth, stream);
        }
      }
    }
    resample.precision = function(_) {
      if (!arguments.length) return Math.sqrt(δ2);
      maxDepth = (δ2 = _ * _) > 0 && 16;
      return resample;
    };
    return resample;
  }
  d3.geo.transform = function(methods) {
    return {
      stream: function(stream) {
        var transform = new d3_geo_transform(stream);
        for (var k in methods) transform[k] = methods[k];
        return transform;
      }
    };
  };
  function d3_geo_transform(stream) {
    this.stream = stream;
  }
  d3_geo_transform.prototype = {
    point: function(x, y) {
      this.stream.point(x, y);
    },
    sphere: function() {
      this.stream.sphere();
    },
    lineStart: function() {
      this.stream.lineStart();
    },
    lineEnd: function() {
      this.stream.lineEnd();
    },
    polygonStart: function() {
      this.stream.polygonStart();
    },
    polygonEnd: function() {
      this.stream.polygonEnd();
    }
  };
  d3.geo.path = function() {
    var pointRadius = 4.5, projection, context, projectStream, contextStream, cacheStream;
    function path(object) {
      if (object) {
        if (typeof pointRadius === "function") contextStream.pointRadius(+pointRadius.apply(this, arguments));
        if (!cacheStream || !cacheStream.valid) cacheStream = projectStream(contextStream);
        d3.geo.stream(object, cacheStream);
      }
      return contextStream.result();
    }
    path.area = function(object) {
      d3_geo_pathAreaSum = 0;
      d3.geo.stream(object, projectStream(d3_geo_pathArea));
      return d3_geo_pathAreaSum;
    };
    path.centroid = function(object) {
      d3_geo_centroidX0 = d3_geo_centroidY0 = d3_geo_centroidZ0 = d3_geo_centroidX1 = d3_geo_centroidY1 = d3_geo_centroidZ1 = d3_geo_centroidX2 = d3_geo_centroidY2 = d3_geo_centroidZ2 = 0;
      d3.geo.stream(object, projectStream(d3_geo_pathCentroid));
      return d3_geo_centroidZ2 ? [ d3_geo_centroidX2 / d3_geo_centroidZ2, d3_geo_centroidY2 / d3_geo_centroidZ2 ] : d3_geo_centroidZ1 ? [ d3_geo_centroidX1 / d3_geo_centroidZ1, d3_geo_centroidY1 / d3_geo_centroidZ1 ] : d3_geo_centroidZ0 ? [ d3_geo_centroidX0 / d3_geo_centroidZ0, d3_geo_centroidY0 / d3_geo_centroidZ0 ] : [ NaN, NaN ];
    };
    path.bounds = function(object) {
      d3_geo_pathBoundsX1 = d3_geo_pathBoundsY1 = -(d3_geo_pathBoundsX0 = d3_geo_pathBoundsY0 = Infinity);
      d3.geo.stream(object, projectStream(d3_geo_pathBounds));
      return [ [ d3_geo_pathBoundsX0, d3_geo_pathBoundsY0 ], [ d3_geo_pathBoundsX1, d3_geo_pathBoundsY1 ] ];
    };
    path.projection = function(_) {
      if (!arguments.length) return projection;
      projectStream = (projection = _) ? _.stream || d3_geo_pathProjectStream(_) : d3_identity;
      return reset();
    };
    path.context = function(_) {
      if (!arguments.length) return context;
      contextStream = (context = _) == null ? new d3_geo_pathBuffer() : new d3_geo_pathContext(_);
      if (typeof pointRadius !== "function") contextStream.pointRadius(pointRadius);
      return reset();
    };
    path.pointRadius = function(_) {
      if (!arguments.length) return pointRadius;
      pointRadius = typeof _ === "function" ? _ : (contextStream.pointRadius(+_), +_);
      return path;
    };
    function reset() {
      cacheStream = null;
      return path;
    }
    return path.projection(d3.geo.albersUsa()).context(null);
  };
  function d3_geo_pathProjectStream(project) {
    var resample = d3_geo_resample(function(x, y) {
      return project([ x * d3_degrees, y * d3_degrees ]);
    });
    return function(stream) {
      var transform = new d3_geo_transform(stream = resample(stream));
      transform.point = function(x, y) {
        stream.point(x * d3_radians, y * d3_radians);
      };
      return transform;
    };
  }
  d3.geo.projection = d3_geo_projection;
  d3.geo.projectionMutator = d3_geo_projectionMutator;
  function d3_geo_projection(project) {
    return d3_geo_projectionMutator(function() {
      return project;
    })();
  }
  function d3_geo_projectionMutator(projectAt) {
    var project, rotate, projectRotate, projectResample = d3_geo_resample(function(x, y) {
      x = project(x, y);
      return [ x[0] * k + δx, δy - x[1] * k ];
    }), k = 150, x = 480, y = 250, λ = 0, φ = 0, δλ = 0, δφ = 0, δγ = 0, δx, δy, preclip = d3_geo_clipAntimeridian, postclip = d3_identity, clipAngle = null, clipExtent = null, stream;
    function projection(point) {
      point = projectRotate(point[0] * d3_radians, point[1] * d3_radians);
      return [ point[0] * k + δx, δy - point[1] * k ];
    }
    function invert(point) {
      point = projectRotate.invert((point[0] - δx) / k, (δy - point[1]) / k);
      return point && [ point[0] * d3_degrees, point[1] * d3_degrees ];
    }
    projection.stream = function(output) {
      if (stream) stream.valid = false;
      stream = d3_geo_projectionRadians(preclip(rotate, projectResample(postclip(output))));
      stream.valid = true;
      return stream;
    };
    projection.clipAngle = function(_) {
      if (!arguments.length) return clipAngle;
      preclip = _ == null ? (clipAngle = _, d3_geo_clipAntimeridian) : d3_geo_clipCircle((clipAngle = +_) * d3_radians);
      return invalidate();
    };
    projection.clipExtent = function(_) {
      if (!arguments.length) return clipExtent;
      clipExtent = _;
      postclip = _ ? d3_geo_clipExtent(_[0][0], _[0][1], _[1][0], _[1][1]) : d3_identity;
      return invalidate();
    };
    projection.scale = function(_) {
      if (!arguments.length) return k;
      k = +_;
      return reset();
    };
    projection.translate = function(_) {
      if (!arguments.length) return [ x, y ];
      x = +_[0];
      y = +_[1];
      return reset();
    };
    projection.center = function(_) {
      if (!arguments.length) return [ λ * d3_degrees, φ * d3_degrees ];
      λ = _[0] % 360 * d3_radians;
      φ = _[1] % 360 * d3_radians;
      return reset();
    };
    projection.rotate = function(_) {
      if (!arguments.length) return [ δλ * d3_degrees, δφ * d3_degrees, δγ * d3_degrees ];
      δλ = _[0] % 360 * d3_radians;
      δφ = _[1] % 360 * d3_radians;
      δγ = _.length > 2 ? _[2] % 360 * d3_radians : 0;
      return reset();
    };
    d3.rebind(projection, projectResample, "precision");
    function reset() {
      projectRotate = d3_geo_compose(rotate = d3_geo_rotation(δλ, δφ, δγ), project);
      var center = project(λ, φ);
      δx = x - center[0] * k;
      δy = y + center[1] * k;
      return invalidate();
    }
    function invalidate() {
      if (stream) stream.valid = false, stream = null;
      return projection;
    }
    return function() {
      project = projectAt.apply(this, arguments);
      projection.invert = project.invert && invert;
      return reset();
    };
  }
  function d3_geo_projectionRadians(stream) {
    var transform = new d3_geo_transform(stream);
    transform.point = function(λ, φ) {
      stream.point(λ * d3_radians, φ * d3_radians);
    };
    return transform;
  }
  function d3_geo_equirectangular(λ, φ) {
    return [ λ, φ ];
  }
  (d3.geo.equirectangular = function() {
    return d3_geo_projection(d3_geo_equirectangular);
  }).raw = d3_geo_equirectangular.invert = d3_geo_equirectangular;
  d3.geo.rotation = function(rotate) {
    rotate = d3_geo_rotation(rotate[0] % 360 * d3_radians, rotate[1] * d3_radians, rotate.length > 2 ? rotate[2] * d3_radians : 0);
    function forward(coordinates) {
      coordinates = rotate(coordinates[0] * d3_radians, coordinates[1] * d3_radians);
      return coordinates[0] *= d3_degrees, coordinates[1] *= d3_degrees, coordinates;
    }
    forward.invert = function(coordinates) {
      coordinates = rotate.invert(coordinates[0] * d3_radians, coordinates[1] * d3_radians);
      return coordinates[0] *= d3_degrees, coordinates[1] *= d3_degrees, coordinates;
    };
    return forward;
  };
  function d3_geo_identityRotation(λ, φ) {
    return [ λ > π ? λ - τ : λ < -π ? λ + τ : λ, φ ];
  }
  d3_geo_identityRotation.invert = d3_geo_equirectangular;
  function d3_geo_rotation(δλ, δφ, δγ) {
    return δλ ? δφ || δγ ? d3_geo_compose(d3_geo_rotationλ(δλ), d3_geo_rotationφγ(δφ, δγ)) : d3_geo_rotationλ(δλ) : δφ || δγ ? d3_geo_rotationφγ(δφ, δγ) : d3_geo_identityRotation;
  }
  function d3_geo_forwardRotationλ(δλ) {
    return function(λ, φ) {
      return λ += δλ, [ λ > π ? λ - τ : λ < -π ? λ + τ : λ, φ ];
    };
  }
  function d3_geo_rotationλ(δλ) {
    var rotation = d3_geo_forwardRotationλ(δλ);
    rotation.invert = d3_geo_forwardRotationλ(-δλ);
    return rotation;
  }
  function d3_geo_rotationφγ(δφ, δγ) {
    var cosδφ = Math.cos(δφ), sinδφ = Math.sin(δφ), cosδγ = Math.cos(δγ), sinδγ = Math.sin(δγ);
    function rotation(λ, φ) {
      var cosφ = Math.cos(φ), x = Math.cos(λ) * cosφ, y = Math.sin(λ) * cosφ, z = Math.sin(φ), k = z * cosδφ + x * sinδφ;
      return [ Math.atan2(y * cosδγ - k * sinδγ, x * cosδφ - z * sinδφ), d3_asin(k * cosδγ + y * sinδγ) ];
    }
    rotation.invert = function(λ, φ) {
      var cosφ = Math.cos(φ), x = Math.cos(λ) * cosφ, y = Math.sin(λ) * cosφ, z = Math.sin(φ), k = z * cosδγ - y * sinδγ;
      return [ Math.atan2(y * cosδγ + z * sinδγ, x * cosδφ + k * sinδφ), d3_asin(k * cosδφ - x * sinδφ) ];
    };
    return rotation;
  }
  d3.geo.circle = function() {
    var origin = [ 0, 0 ], angle, precision = 6, interpolate;
    function circle() {
      var center = typeof origin === "function" ? origin.apply(this, arguments) : origin, rotate = d3_geo_rotation(-center[0] * d3_radians, -center[1] * d3_radians, 0).invert, ring = [];
      interpolate(null, null, 1, {
        point: function(x, y) {
          ring.push(x = rotate(x, y));
          x[0] *= d3_degrees, x[1] *= d3_degrees;
        }
      });
      return {
        type: "Polygon",
        coordinates: [ ring ]
      };
    }
    circle.origin = function(x) {
      if (!arguments.length) return origin;
      origin = x;
      return circle;
    };
    circle.angle = function(x) {
      if (!arguments.length) return angle;
      interpolate = d3_geo_circleInterpolate((angle = +x) * d3_radians, precision * d3_radians);
      return circle;
    };
    circle.precision = function(_) {
      if (!arguments.length) return precision;
      interpolate = d3_geo_circleInterpolate(angle * d3_radians, (precision = +_) * d3_radians);
      return circle;
    };
    return circle.angle(90);
  };
  function d3_geo_circleInterpolate(radius, precision) {
    var cr = Math.cos(radius), sr = Math.sin(radius);
    return function(from, to, direction, listener) {
      var step = direction * precision;
      if (from != null) {
        from = d3_geo_circleAngle(cr, from);
        to = d3_geo_circleAngle(cr, to);
        if (direction > 0 ? from < to : from > to) from += direction * τ;
      } else {
        from = radius + direction * τ;
        to = radius - .5 * step;
      }
      for (var point, t = from; direction > 0 ? t > to : t < to; t -= step) {
        listener.point((point = d3_geo_spherical([ cr, -sr * Math.cos(t), -sr * Math.sin(t) ]))[0], point[1]);
      }
    };
  }
  function d3_geo_circleAngle(cr, point) {
    var a = d3_geo_cartesian(point);
    a[0] -= cr;
    d3_geo_cartesianNormalize(a);
    var angle = d3_acos(-a[1]);
    return ((-a[2] < 0 ? -angle : angle) + 2 * Math.PI - ε) % (2 * Math.PI);
  }
  d3.geo.distance = function(a, b) {
    var Δλ = (b[0] - a[0]) * d3_radians, φ0 = a[1] * d3_radians, φ1 = b[1] * d3_radians, sinΔλ = Math.sin(Δλ), cosΔλ = Math.cos(Δλ), sinφ0 = Math.sin(φ0), cosφ0 = Math.cos(φ0), sinφ1 = Math.sin(φ1), cosφ1 = Math.cos(φ1), t;
    return Math.atan2(Math.sqrt((t = cosφ1 * sinΔλ) * t + (t = cosφ0 * sinφ1 - sinφ0 * cosφ1 * cosΔλ) * t), sinφ0 * sinφ1 + cosφ0 * cosφ1 * cosΔλ);
  };
  d3.geo.graticule = function() {
    var x1, x0, X1, X0, y1, y0, Y1, Y0, dx = 10, dy = dx, DX = 90, DY = 360, x, y, X, Y, precision = 2.5;
    function graticule() {
      return {
        type: "MultiLineString",
        coordinates: lines()
      };
    }
    function lines() {
      return d3.range(Math.ceil(X0 / DX) * DX, X1, DX).map(X).concat(d3.range(Math.ceil(Y0 / DY) * DY, Y1, DY).map(Y)).concat(d3.range(Math.ceil(x0 / dx) * dx, x1, dx).filter(function(x) {
        return abs(x % DX) > ε;
      }).map(x)).concat(d3.range(Math.ceil(y0 / dy) * dy, y1, dy).filter(function(y) {
        return abs(y % DY) > ε;
      }).map(y));
    }
    graticule.lines = function() {
      return lines().map(function(coordinates) {
        return {
          type: "LineString",
          coordinates: coordinates
        };
      });
    };
    graticule.outline = function() {
      return {
        type: "Polygon",
        coordinates: [ X(X0).concat(Y(Y1).slice(1), X(X1).reverse().slice(1), Y(Y0).reverse().slice(1)) ]
      };
    };
    graticule.extent = function(_) {
      if (!arguments.length) return graticule.minorExtent();
      return graticule.majorExtent(_).minorExtent(_);
    };
    graticule.majorExtent = function(_) {
      if (!arguments.length) return [ [ X0, Y0 ], [ X1, Y1 ] ];
      X0 = +_[0][0], X1 = +_[1][0];
      Y0 = +_[0][1], Y1 = +_[1][1];
      if (X0 > X1) _ = X0, X0 = X1, X1 = _;
      if (Y0 > Y1) _ = Y0, Y0 = Y1, Y1 = _;
      return graticule.precision(precision);
    };
    graticule.minorExtent = function(_) {
      if (!arguments.length) return [ [ x0, y0 ], [ x1, y1 ] ];
      x0 = +_[0][0], x1 = +_[1][0];
      y0 = +_[0][1], y1 = +_[1][1];
      if (x0 > x1) _ = x0, x0 = x1, x1 = _;
      if (y0 > y1) _ = y0, y0 = y1, y1 = _;
      return graticule.precision(precision);
    };
    graticule.step = function(_) {
      if (!arguments.length) return graticule.minorStep();
      return graticule.majorStep(_).minorStep(_);
    };
    graticule.majorStep = function(_) {
      if (!arguments.length) return [ DX, DY ];
      DX = +_[0], DY = +_[1];
      return graticule;
    };
    graticule.minorStep = function(_) {
      if (!arguments.length) return [ dx, dy ];
      dx = +_[0], dy = +_[1];
      return graticule;
    };
    graticule.precision = function(_) {
      if (!arguments.length) return precision;
      precision = +_;
      x = d3_geo_graticuleX(y0, y1, 90);
      y = d3_geo_graticuleY(x0, x1, precision);
      X = d3_geo_graticuleX(Y0, Y1, 90);
      Y = d3_geo_graticuleY(X0, X1, precision);
      return graticule;
    };
    return graticule.majorExtent([ [ -180, -90 + ε ], [ 180, 90 - ε ] ]).minorExtent([ [ -180, -80 - ε ], [ 180, 80 + ε ] ]);
  };
  function d3_geo_graticuleX(y0, y1, dy) {
    var y = d3.range(y0, y1 - ε, dy).concat(y1);
    return function(x) {
      return y.map(function(y) {
        return [ x, y ];
      });
    };
  }
  function d3_geo_graticuleY(x0, x1, dx) {
    var x = d3.range(x0, x1 - ε, dx).concat(x1);
    return function(y) {
      return x.map(function(x) {
        return [ x, y ];
      });
    };
  }
  function d3_source(d) {
    return d.source;
  }
  function d3_target(d) {
    return d.target;
  }
  d3.geo.greatArc = function() {
    var source = d3_source, source_, target = d3_target, target_;
    function greatArc() {
      return {
        type: "LineString",
        coordinates: [ source_ || source.apply(this, arguments), target_ || target.apply(this, arguments) ]
      };
    }
    greatArc.distance = function() {
      return d3.geo.distance(source_ || source.apply(this, arguments), target_ || target.apply(this, arguments));
    };
    greatArc.source = function(_) {
      if (!arguments.length) return source;
      source = _, source_ = typeof _ === "function" ? null : _;
      return greatArc;
    };
    greatArc.target = function(_) {
      if (!arguments.length) return target;
      target = _, target_ = typeof _ === "function" ? null : _;
      return greatArc;
    };
    greatArc.precision = function() {
      return arguments.length ? greatArc : 0;
    };
    return greatArc;
  };
  d3.geo.interpolate = function(source, target) {
    return d3_geo_interpolate(source[0] * d3_radians, source[1] * d3_radians, target[0] * d3_radians, target[1] * d3_radians);
  };
  function d3_geo_interpolate(x0, y0, x1, y1) {
    var cy0 = Math.cos(y0), sy0 = Math.sin(y0), cy1 = Math.cos(y1), sy1 = Math.sin(y1), kx0 = cy0 * Math.cos(x0), ky0 = cy0 * Math.sin(x0), kx1 = cy1 * Math.cos(x1), ky1 = cy1 * Math.sin(x1), d = 2 * Math.asin(Math.sqrt(d3_haversin(y1 - y0) + cy0 * cy1 * d3_haversin(x1 - x0))), k = 1 / Math.sin(d);
    var interpolate = d ? function(t) {
      var B = Math.sin(t *= d) * k, A = Math.sin(d - t) * k, x = A * kx0 + B * kx1, y = A * ky0 + B * ky1, z = A * sy0 + B * sy1;
      return [ Math.atan2(y, x) * d3_degrees, Math.atan2(z, Math.sqrt(x * x + y * y)) * d3_degrees ];
    } : function() {
      return [ x0 * d3_degrees, y0 * d3_degrees ];
    };
    interpolate.distance = d;
    return interpolate;
  }
  d3.geo.length = function(object) {
    d3_geo_lengthSum = 0;
    d3.geo.stream(object, d3_geo_length);
    return d3_geo_lengthSum;
  };
  var d3_geo_lengthSum;
  var d3_geo_length = {
    sphere: d3_noop,
    point: d3_noop,
    lineStart: d3_geo_lengthLineStart,
    lineEnd: d3_noop,
    polygonStart: d3_noop,
    polygonEnd: d3_noop
  };
  function d3_geo_lengthLineStart() {
    var λ0, sinφ0, cosφ0;
    d3_geo_length.point = function(λ, φ) {
      λ0 = λ * d3_radians, sinφ0 = Math.sin(φ *= d3_radians), cosφ0 = Math.cos(φ);
      d3_geo_length.point = nextPoint;
    };
    d3_geo_length.lineEnd = function() {
      d3_geo_length.point = d3_geo_length.lineEnd = d3_noop;
    };
    function nextPoint(λ, φ) {
      var sinφ = Math.sin(φ *= d3_radians), cosφ = Math.cos(φ), t = abs((λ *= d3_radians) - λ0), cosΔλ = Math.cos(t);
      d3_geo_lengthSum += Math.atan2(Math.sqrt((t = cosφ * Math.sin(t)) * t + (t = cosφ0 * sinφ - sinφ0 * cosφ * cosΔλ) * t), sinφ0 * sinφ + cosφ0 * cosφ * cosΔλ);
      λ0 = λ, sinφ0 = sinφ, cosφ0 = cosφ;
    }
  }
  function d3_geo_azimuthal(scale, angle) {
    function azimuthal(λ, φ) {
      var cosλ = Math.cos(λ), cosφ = Math.cos(φ), k = scale(cosλ * cosφ);
      return [ k * cosφ * Math.sin(λ), k * Math.sin(φ) ];
    }
    azimuthal.invert = function(x, y) {
      var ρ = Math.sqrt(x * x + y * y), c = angle(ρ), sinc = Math.sin(c), cosc = Math.cos(c);
      return [ Math.atan2(x * sinc, ρ * cosc), Math.asin(ρ && y * sinc / ρ) ];
    };
    return azimuthal;
  }
  var d3_geo_azimuthalEqualArea = d3_geo_azimuthal(function(cosλcosφ) {
    return Math.sqrt(2 / (1 + cosλcosφ));
  }, function(ρ) {
    return 2 * Math.asin(ρ / 2);
  });
  (d3.geo.azimuthalEqualArea = function() {
    return d3_geo_projection(d3_geo_azimuthalEqualArea);
  }).raw = d3_geo_azimuthalEqualArea;
  var d3_geo_azimuthalEquidistant = d3_geo_azimuthal(function(cosλcosφ) {
    var c = Math.acos(cosλcosφ);
    return c && c / Math.sin(c);
  }, d3_identity);
  (d3.geo.azimuthalEquidistant = function() {
    return d3_geo_projection(d3_geo_azimuthalEquidistant);
  }).raw = d3_geo_azimuthalEquidistant;
  function d3_geo_conicConformal(φ0, φ1) {
    var cosφ0 = Math.cos(φ0), t = function(φ) {
      return Math.tan(π / 4 + φ / 2);
    }, n = φ0 === φ1 ? Math.sin(φ0) : Math.log(cosφ0 / Math.cos(φ1)) / Math.log(t(φ1) / t(φ0)), F = cosφ0 * Math.pow(t(φ0), n) / n;
    if (!n) return d3_geo_mercator;
    function forward(λ, φ) {
      var ρ = abs(abs(φ) - halfπ) < ε ? 0 : F / Math.pow(t(φ), n);
      return [ ρ * Math.sin(n * λ), F - ρ * Math.cos(n * λ) ];
    }
    forward.invert = function(x, y) {
      var ρ0_y = F - y, ρ = d3_sgn(n) * Math.sqrt(x * x + ρ0_y * ρ0_y);
      return [ Math.atan2(x, ρ0_y) / n, 2 * Math.atan(Math.pow(F / ρ, 1 / n)) - halfπ ];
    };
    return forward;
  }
  (d3.geo.conicConformal = function() {
    return d3_geo_conic(d3_geo_conicConformal);
  }).raw = d3_geo_conicConformal;
  function d3_geo_conicEquidistant(φ0, φ1) {
    var cosφ0 = Math.cos(φ0), n = φ0 === φ1 ? Math.sin(φ0) : (cosφ0 - Math.cos(φ1)) / (φ1 - φ0), G = cosφ0 / n + φ0;
    if (abs(n) < ε) return d3_geo_equirectangular;
    function forward(λ, φ) {
      var ρ = G - φ;
      return [ ρ * Math.sin(n * λ), G - ρ * Math.cos(n * λ) ];
    }
    forward.invert = function(x, y) {
      var ρ0_y = G - y;
      return [ Math.atan2(x, ρ0_y) / n, G - d3_sgn(n) * Math.sqrt(x * x + ρ0_y * ρ0_y) ];
    };
    return forward;
  }
  (d3.geo.conicEquidistant = function() {
    return d3_geo_conic(d3_geo_conicEquidistant);
  }).raw = d3_geo_conicEquidistant;
  var d3_geo_gnomonic = d3_geo_azimuthal(function(cosλcosφ) {
    return 1 / cosλcosφ;
  }, Math.atan);
  (d3.geo.gnomonic = function() {
    return d3_geo_projection(d3_geo_gnomonic);
  }).raw = d3_geo_gnomonic;
  function d3_geo_mercator(λ, φ) {
    return [ λ, Math.log(Math.tan(π / 4 + φ / 2)) ];
  }
  d3_geo_mercator.invert = function(x, y) {
    return [ x, 2 * Math.atan(Math.exp(y)) - halfπ ];
  };
  function d3_geo_mercatorProjection(project) {
    var m = d3_geo_projection(project), scale = m.scale, translate = m.translate, clipExtent = m.clipExtent, clipAuto;
    m.scale = function() {
      var v = scale.apply(m, arguments);
      return v === m ? clipAuto ? m.clipExtent(null) : m : v;
    };
    m.translate = function() {
      var v = translate.apply(m, arguments);
      return v === m ? clipAuto ? m.clipExtent(null) : m : v;
    };
    m.clipExtent = function(_) {
      var v = clipExtent.apply(m, arguments);
      if (v === m) {
        if (clipAuto = _ == null) {
          var k = π * scale(), t = translate();
          clipExtent([ [ t[0] - k, t[1] - k ], [ t[0] + k, t[1] + k ] ]);
        }
      } else if (clipAuto) {
        v = null;
      }
      return v;
    };
    return m.clipExtent(null);
  }
  (d3.geo.mercator = function() {
    return d3_geo_mercatorProjection(d3_geo_mercator);
  }).raw = d3_geo_mercator;
  var d3_geo_orthographic = d3_geo_azimuthal(function() {
    return 1;
  }, Math.asin);
  (d3.geo.orthographic = function() {
    return d3_geo_projection(d3_geo_orthographic);
  }).raw = d3_geo_orthographic;
  var d3_geo_stereographic = d3_geo_azimuthal(function(cosλcosφ) {
    return 1 / (1 + cosλcosφ);
  }, function(ρ) {
    return 2 * Math.atan(ρ);
  });
  (d3.geo.stereographic = function() {
    return d3_geo_projection(d3_geo_stereographic);
  }).raw = d3_geo_stereographic;
  function d3_geo_transverseMercator(λ, φ) {
    var B = Math.cos(φ) * Math.sin(λ);
    return [ Math.log((1 + B) / (1 - B)) / 2, Math.atan2(Math.tan(φ), Math.cos(λ)) ];
  }
  d3_geo_transverseMercator.invert = function(x, y) {
    return [ Math.atan2(d3_sinh(x), Math.cos(y)), d3_asin(Math.sin(y) / d3_cosh(x)) ];
  };
  (d3.geo.transverseMercator = function() {
    return d3_geo_mercatorProjection(d3_geo_transverseMercator);
  }).raw = d3_geo_transverseMercator;
  d3.geom = {};
  function d3_geom_pointX(d) {
    return d[0];
  }
  function d3_geom_pointY(d) {
    return d[1];
  }
  d3.geom.hull = function(vertices) {
    var x = d3_geom_pointX, y = d3_geom_pointY;
    if (arguments.length) return hull(vertices);
    function hull(data) {
      if (data.length < 3) return [];
      var fx = d3_functor(x), fy = d3_functor(y), n = data.length, vertices, plen = n - 1, points = [], stack = [], d, i, j, h = 0, x1, y1, x2, y2, u, v, a, sp;
      if (fx === d3_geom_pointX && y === d3_geom_pointY) vertices = data; else for (i = 0, 
      vertices = []; i < n; ++i) {
        vertices.push([ +fx.call(this, d = data[i], i), +fy.call(this, d, i) ]);
      }
      for (i = 1; i < n; ++i) {
        if (vertices[i][1] < vertices[h][1] || vertices[i][1] == vertices[h][1] && vertices[i][0] < vertices[h][0]) h = i;
      }
      for (i = 0; i < n; ++i) {
        if (i === h) continue;
        y1 = vertices[i][1] - vertices[h][1];
        x1 = vertices[i][0] - vertices[h][0];
        points.push({
          angle: Math.atan2(y1, x1),
          index: i
        });
      }
      points.sort(function(a, b) {
        return a.angle - b.angle;
      });
      a = points[0].angle;
      v = points[0].index;
      u = 0;
      for (i = 1; i < plen; ++i) {
        j = points[i].index;
        if (a == points[i].angle) {
          x1 = vertices[v][0] - vertices[h][0];
          y1 = vertices[v][1] - vertices[h][1];
          x2 = vertices[j][0] - vertices[h][0];
          y2 = vertices[j][1] - vertices[h][1];
          if (x1 * x1 + y1 * y1 >= x2 * x2 + y2 * y2) {
            points[i].index = -1;
            continue;
          } else {
            points[u].index = -1;
          }
        }
        a = points[i].angle;
        u = i;
        v = j;
      }
      stack.push(h);
      for (i = 0, j = 0; i < 2; ++j) {
        if (points[j].index > -1) {
          stack.push(points[j].index);
          i++;
        }
      }
      sp = stack.length;
      for (;j < plen; ++j) {
        if (points[j].index < 0) continue;
        while (!d3_geom_hullCCW(stack[sp - 2], stack[sp - 1], points[j].index, vertices)) {
          --sp;
        }
        stack[sp++] = points[j].index;
      }
      var poly = [];
      for (i = sp - 1; i >= 0; --i) poly.push(data[stack[i]]);
      return poly;
    }
    hull.x = function(_) {
      return arguments.length ? (x = _, hull) : x;
    };
    hull.y = function(_) {
      return arguments.length ? (y = _, hull) : y;
    };
    return hull;
  };
  function d3_geom_hullCCW(i1, i2, i3, v) {
    var t, a, b, c, d, e, f;
    t = v[i1];
    a = t[0];
    b = t[1];
    t = v[i2];
    c = t[0];
    d = t[1];
    t = v[i3];
    e = t[0];
    f = t[1];
    return (f - b) * (c - a) - (d - b) * (e - a) > 0;
  }
  d3.geom.polygon = function(coordinates) {
    d3_subclass(coordinates, d3_geom_polygonPrototype);
    return coordinates;
  };
  var d3_geom_polygonPrototype = d3.geom.polygon.prototype = [];
  d3_geom_polygonPrototype.area = function() {
    var i = -1, n = this.length, a, b = this[n - 1], area = 0;
    while (++i < n) {
      a = b;
      b = this[i];
      area += a[1] * b[0] - a[0] * b[1];
    }
    return area * .5;
  };
  d3_geom_polygonPrototype.centroid = function(k) {
    var i = -1, n = this.length, x = 0, y = 0, a, b = this[n - 1], c;
    if (!arguments.length) k = -1 / (6 * this.area());
    while (++i < n) {
      a = b;
      b = this[i];
      c = a[0] * b[1] - b[0] * a[1];
      x += (a[0] + b[0]) * c;
      y += (a[1] + b[1]) * c;
    }
    return [ x * k, y * k ];
  };
  d3_geom_polygonPrototype.clip = function(subject) {
    var input, closed = d3_geom_polygonClosed(subject), i = -1, n = this.length - d3_geom_polygonClosed(this), j, m, a = this[n - 1], b, c, d;
    while (++i < n) {
      input = subject.slice();
      subject.length = 0;
      b = this[i];
      c = input[(m = input.length - closed) - 1];
      j = -1;
      while (++j < m) {
        d = input[j];
        if (d3_geom_polygonInside(d, a, b)) {
          if (!d3_geom_polygonInside(c, a, b)) {
            subject.push(d3_geom_polygonIntersect(c, d, a, b));
          }
          subject.push(d);
        } else if (d3_geom_polygonInside(c, a, b)) {
          subject.push(d3_geom_polygonIntersect(c, d, a, b));
        }
        c = d;
      }
      if (closed) subject.push(subject[0]);
      a = b;
    }
    return subject;
  };
  function d3_geom_polygonInside(p, a, b) {
    return (b[0] - a[0]) * (p[1] - a[1]) < (b[1] - a[1]) * (p[0] - a[0]);
  }
  function d3_geom_polygonIntersect(c, d, a, b) {
    var x1 = c[0], x3 = a[0], x21 = d[0] - x1, x43 = b[0] - x3, y1 = c[1], y3 = a[1], y21 = d[1] - y1, y43 = b[1] - y3, ua = (x43 * (y1 - y3) - y43 * (x1 - x3)) / (y43 * x21 - x43 * y21);
    return [ x1 + ua * x21, y1 + ua * y21 ];
  }
  function d3_geom_polygonClosed(coordinates) {
    var a = coordinates[0], b = coordinates[coordinates.length - 1];
    return !(a[0] - b[0] || a[1] - b[1]);
  }
  var d3_geom_voronoiEdges, d3_geom_voronoiCells, d3_geom_voronoiBeaches, d3_geom_voronoiBeachPool = [], d3_geom_voronoiFirstCircle, d3_geom_voronoiCircles, d3_geom_voronoiCirclePool = [];
  function d3_geom_voronoiBeach() {
    d3_geom_voronoiRedBlackNode(this);
    this.edge = this.site = this.circle = null;
  }
  function d3_geom_voronoiCreateBeach(site) {
    var beach = d3_geom_voronoiBeachPool.pop() || new d3_geom_voronoiBeach();
    beach.site = site;
    return beach;
  }
  function d3_geom_voronoiDetachBeach(beach) {
    d3_geom_voronoiDetachCircle(beach);
    d3_geom_voronoiBeaches.remove(beach);
    d3_geom_voronoiBeachPool.push(beach);
    d3_geom_voronoiRedBlackNode(beach);
  }
  function d3_geom_voronoiRemoveBeach(beach) {
    var circle = beach.circle, x = circle.x, y = circle.cy, vertex = {
      x: x,
      y: y
    }, previous = beach.P, next = beach.N, disappearing = [ beach ];
    d3_geom_voronoiDetachBeach(beach);
    var lArc = previous;
    while (lArc.circle && abs(x - lArc.circle.x) < ε && abs(y - lArc.circle.cy) < ε) {
      previous = lArc.P;
      disappearing.unshift(lArc);
      d3_geom_voronoiDetachBeach(lArc);
      lArc = previous;
    }
    disappearing.unshift(lArc);
    d3_geom_voronoiDetachCircle(lArc);
    var rArc = next;
    while (rArc.circle && abs(x - rArc.circle.x) < ε && abs(y - rArc.circle.cy) < ε) {
      next = rArc.N;
      disappearing.push(rArc);
      d3_geom_voronoiDetachBeach(rArc);
      rArc = next;
    }
    disappearing.push(rArc);
    d3_geom_voronoiDetachCircle(rArc);
    var nArcs = disappearing.length, iArc;
    for (iArc = 1; iArc < nArcs; ++iArc) {
      rArc = disappearing[iArc];
      lArc = disappearing[iArc - 1];
      d3_geom_voronoiSetEdgeEnd(rArc.edge, lArc.site, rArc.site, vertex);
    }
    lArc = disappearing[0];
    rArc = disappearing[nArcs - 1];
    rArc.edge = d3_geom_voronoiCreateEdge(lArc.site, rArc.site, null, vertex);
    d3_geom_voronoiAttachCircle(lArc);
    d3_geom_voronoiAttachCircle(rArc);
  }
  function d3_geom_voronoiAddBeach(site) {
    var x = site.x, directrix = site.y, lArc, rArc, dxl, dxr, node = d3_geom_voronoiBeaches._;
    while (node) {
      dxl = d3_geom_voronoiLeftBreakPoint(node, directrix) - x;
      if (dxl > ε) node = node.L; else {
        dxr = x - d3_geom_voronoiRightBreakPoint(node, directrix);
        if (dxr > ε) {
          if (!node.R) {
            lArc = node;
            break;
          }
          node = node.R;
        } else {
          if (dxl > -ε) {
            lArc = node.P;
            rArc = node;
          } else if (dxr > -ε) {
            lArc = node;
            rArc = node.N;
          } else {
            lArc = rArc = node;
          }
          break;
        }
      }
    }
    var newArc = d3_geom_voronoiCreateBeach(site);
    d3_geom_voronoiBeaches.insert(lArc, newArc);
    if (!lArc && !rArc) return;
    if (lArc === rArc) {
      d3_geom_voronoiDetachCircle(lArc);
      rArc = d3_geom_voronoiCreateBeach(lArc.site);
      d3_geom_voronoiBeaches.insert(newArc, rArc);
      newArc.edge = rArc.edge = d3_geom_voronoiCreateEdge(lArc.site, newArc.site);
      d3_geom_voronoiAttachCircle(lArc);
      d3_geom_voronoiAttachCircle(rArc);
      return;
    }
    if (!rArc) {
      newArc.edge = d3_geom_voronoiCreateEdge(lArc.site, newArc.site);
      return;
    }
    d3_geom_voronoiDetachCircle(lArc);
    d3_geom_voronoiDetachCircle(rArc);
    var lSite = lArc.site, ax = lSite.x, ay = lSite.y, bx = site.x - ax, by = site.y - ay, rSite = rArc.site, cx = rSite.x - ax, cy = rSite.y - ay, d = 2 * (bx * cy - by * cx), hb = bx * bx + by * by, hc = cx * cx + cy * cy, vertex = {
      x: (cy * hb - by * hc) / d + ax,
      y: (bx * hc - cx * hb) / d + ay
    };
    d3_geom_voronoiSetEdgeEnd(rArc.edge, lSite, rSite, vertex);
    newArc.edge = d3_geom_voronoiCreateEdge(lSite, site, null, vertex);
    rArc.edge = d3_geom_voronoiCreateEdge(site, rSite, null, vertex);
    d3_geom_voronoiAttachCircle(lArc);
    d3_geom_voronoiAttachCircle(rArc);
  }
  function d3_geom_voronoiLeftBreakPoint(arc, directrix) {
    var site = arc.site, rfocx = site.x, rfocy = site.y, pby2 = rfocy - directrix;
    if (!pby2) return rfocx;
    var lArc = arc.P;
    if (!lArc) return -Infinity;
    site = lArc.site;
    var lfocx = site.x, lfocy = site.y, plby2 = lfocy - directrix;
    if (!plby2) return lfocx;
    var hl = lfocx - rfocx, aby2 = 1 / pby2 - 1 / plby2, b = hl / plby2;
    if (aby2) return (-b + Math.sqrt(b * b - 2 * aby2 * (hl * hl / (-2 * plby2) - lfocy + plby2 / 2 + rfocy - pby2 / 2))) / aby2 + rfocx;
    return (rfocx + lfocx) / 2;
  }
  function d3_geom_voronoiRightBreakPoint(arc, directrix) {
    var rArc = arc.N;
    if (rArc) return d3_geom_voronoiLeftBreakPoint(rArc, directrix);
    var site = arc.site;
    return site.y === directrix ? site.x : Infinity;
  }
  function d3_geom_voronoiCell(site) {
    this.site = site;
    this.edges = [];
  }
  d3_geom_voronoiCell.prototype.prepare = function() {
    var halfEdges = this.edges, iHalfEdge = halfEdges.length, edge;
    while (iHalfEdge--) {
      edge = halfEdges[iHalfEdge].edge;
      if (!edge.b || !edge.a) halfEdges.splice(iHalfEdge, 1);
    }
    halfEdges.sort(d3_geom_voronoiHalfEdgeOrder);
    return halfEdges.length;
  };
  function d3_geom_voronoiCloseCells(extent) {
    var x0 = extent[0][0], x1 = extent[1][0], y0 = extent[0][1], y1 = extent[1][1], x2, y2, x3, y3, cells = d3_geom_voronoiCells, iCell = cells.length, cell, iHalfEdge, halfEdges, nHalfEdges, start, end;
    while (iCell--) {
      cell = cells[iCell];
      if (!cell || !cell.prepare()) continue;
      halfEdges = cell.edges;
      nHalfEdges = halfEdges.length;
      iHalfEdge = 0;
      while (iHalfEdge < nHalfEdges) {
        end = halfEdges[iHalfEdge].end(), x3 = end.x, y3 = end.y;
        start = halfEdges[++iHalfEdge % nHalfEdges].start(), x2 = start.x, y2 = start.y;
        if (abs(x3 - x2) > ε || abs(y3 - y2) > ε) {
          halfEdges.splice(iHalfEdge, 0, new d3_geom_voronoiHalfEdge(d3_geom_voronoiCreateBorderEdge(cell.site, end, abs(x3 - x0) < ε && y1 - y3 > ε ? {
            x: x0,
            y: abs(x2 - x0) < ε ? y2 : y1
          } : abs(y3 - y1) < ε && x1 - x3 > ε ? {
            x: abs(y2 - y1) < ε ? x2 : x1,
            y: y1
          } : abs(x3 - x1) < ε && y3 - y0 > ε ? {
            x: x1,
            y: abs(x2 - x1) < ε ? y2 : y0
          } : abs(y3 - y0) < ε && x3 - x0 > ε ? {
            x: abs(y2 - y0) < ε ? x2 : x0,
            y: y0
          } : null), cell.site, null));
          ++nHalfEdges;
        }
      }
    }
  }
  function d3_geom_voronoiHalfEdgeOrder(a, b) {
    return b.angle - a.angle;
  }
  function d3_geom_voronoiCircle() {
    d3_geom_voronoiRedBlackNode(this);
    this.x = this.y = this.arc = this.site = this.cy = null;
  }
  function d3_geom_voronoiAttachCircle(arc) {
    var lArc = arc.P, rArc = arc.N;
    if (!lArc || !rArc) return;
    var lSite = lArc.site, cSite = arc.site, rSite = rArc.site;
    if (lSite === rSite) return;
    var bx = cSite.x, by = cSite.y, ax = lSite.x - bx, ay = lSite.y - by, cx = rSite.x - bx, cy = rSite.y - by;
    var d = 2 * (ax * cy - ay * cx);
    if (d >= -ε2) return;
    var ha = ax * ax + ay * ay, hc = cx * cx + cy * cy, x = (cy * ha - ay * hc) / d, y = (ax * hc - cx * ha) / d, cy = y + by;
    var circle = d3_geom_voronoiCirclePool.pop() || new d3_geom_voronoiCircle();
    circle.arc = arc;
    circle.site = cSite;
    circle.x = x + bx;
    circle.y = cy + Math.sqrt(x * x + y * y);
    circle.cy = cy;
    arc.circle = circle;
    var before = null, node = d3_geom_voronoiCircles._;
    while (node) {
      if (circle.y < node.y || circle.y === node.y && circle.x <= node.x) {
        if (node.L) node = node.L; else {
          before = node.P;
          break;
        }
      } else {
        if (node.R) node = node.R; else {
          before = node;
          break;
        }
      }
    }
    d3_geom_voronoiCircles.insert(before, circle);
    if (!before) d3_geom_voronoiFirstCircle = circle;
  }
  function d3_geom_voronoiDetachCircle(arc) {
    var circle = arc.circle;
    if (circle) {
      if (!circle.P) d3_geom_voronoiFirstCircle = circle.N;
      d3_geom_voronoiCircles.remove(circle);
      d3_geom_voronoiCirclePool.push(circle);
      d3_geom_voronoiRedBlackNode(circle);
      arc.circle = null;
    }
  }
  function d3_geom_voronoiClipEdges(extent) {
    var edges = d3_geom_voronoiEdges, clip = d3_geom_clipLine(extent[0][0], extent[0][1], extent[1][0], extent[1][1]), i = edges.length, e;
    while (i--) {
      e = edges[i];
      if (!d3_geom_voronoiConnectEdge(e, extent) || !clip(e) || abs(e.a.x - e.b.x) < ε && abs(e.a.y - e.b.y) < ε) {
        e.a = e.b = null;
        edges.splice(i, 1);
      }
    }
  }
  function d3_geom_voronoiConnectEdge(edge, extent) {
    var vb = edge.b;
    if (vb) return true;
    var va = edge.a, x0 = extent[0][0], x1 = extent[1][0], y0 = extent[0][1], y1 = extent[1][1], lSite = edge.l, rSite = edge.r, lx = lSite.x, ly = lSite.y, rx = rSite.x, ry = rSite.y, fx = (lx + rx) / 2, fy = (ly + ry) / 2, fm, fb;
    if (ry === ly) {
      if (fx < x0 || fx >= x1) return;
      if (lx > rx) {
        if (!va) va = {
          x: fx,
          y: y0
        }; else if (va.y >= y1) return;
        vb = {
          x: fx,
          y: y1
        };
      } else {
        if (!va) va = {
          x: fx,
          y: y1
        }; else if (va.y < y0) return;
        vb = {
          x: fx,
          y: y0
        };
      }
    } else {
      fm = (lx - rx) / (ry - ly);
      fb = fy - fm * fx;
      if (fm < -1 || fm > 1) {
        if (lx > rx) {
          if (!va) va = {
            x: (y0 - fb) / fm,
            y: y0
          }; else if (va.y >= y1) return;
          vb = {
            x: (y1 - fb) / fm,
            y: y1
          };
        } else {
          if (!va) va = {
            x: (y1 - fb) / fm,
            y: y1
          }; else if (va.y < y0) return;
          vb = {
            x: (y0 - fb) / fm,
            y: y0
          };
        }
      } else {
        if (ly < ry) {
          if (!va) va = {
            x: x0,
            y: fm * x0 + fb
          }; else if (va.x >= x1) return;
          vb = {
            x: x1,
            y: fm * x1 + fb
          };
        } else {
          if (!va) va = {
            x: x1,
            y: fm * x1 + fb
          }; else if (va.x < x0) return;
          vb = {
            x: x0,
            y: fm * x0 + fb
          };
        }
      }
    }
    edge.a = va;
    edge.b = vb;
    return true;
  }
  function d3_geom_voronoiEdge(lSite, rSite) {
    this.l = lSite;
    this.r = rSite;
    this.a = this.b = null;
  }
  function d3_geom_voronoiCreateEdge(lSite, rSite, va, vb) {
    var edge = new d3_geom_voronoiEdge(lSite, rSite);
    d3_geom_voronoiEdges.push(edge);
    if (va) d3_geom_voronoiSetEdgeEnd(edge, lSite, rSite, va);
    if (vb) d3_geom_voronoiSetEdgeEnd(edge, rSite, lSite, vb);
    d3_geom_voronoiCells[lSite.i].edges.push(new d3_geom_voronoiHalfEdge(edge, lSite, rSite));
    d3_geom_voronoiCells[rSite.i].edges.push(new d3_geom_voronoiHalfEdge(edge, rSite, lSite));
    return edge;
  }
  function d3_geom_voronoiCreateBorderEdge(lSite, va, vb) {
    var edge = new d3_geom_voronoiEdge(lSite, null);
    edge.a = va;
    edge.b = vb;
    d3_geom_voronoiEdges.push(edge);
    return edge;
  }
  function d3_geom_voronoiSetEdgeEnd(edge, lSite, rSite, vertex) {
    if (!edge.a && !edge.b) {
      edge.a = vertex;
      edge.l = lSite;
      edge.r = rSite;
    } else if (edge.l === rSite) {
      edge.b = vertex;
    } else {
      edge.a = vertex;
    }
  }
  function d3_geom_voronoiHalfEdge(edge, lSite, rSite) {
    var va = edge.a, vb = edge.b;
    this.edge = edge;
    this.site = lSite;
    this.angle = rSite ? Math.atan2(rSite.y - lSite.y, rSite.x - lSite.x) : edge.l === lSite ? Math.atan2(vb.x - va.x, va.y - vb.y) : Math.atan2(va.x - vb.x, vb.y - va.y);
  }
  d3_geom_voronoiHalfEdge.prototype = {
    start: function() {
      return this.edge.l === this.site ? this.edge.a : this.edge.b;
    },
    end: function() {
      return this.edge.l === this.site ? this.edge.b : this.edge.a;
    }
  };
  function d3_geom_voronoiRedBlackTree() {
    this._ = null;
  }
  function d3_geom_voronoiRedBlackNode(node) {
    node.U = node.C = node.L = node.R = node.P = node.N = null;
  }
  d3_geom_voronoiRedBlackTree.prototype = {
    insert: function(after, node) {
      var parent, grandpa, uncle;
      if (after) {
        node.P = after;
        node.N = after.N;
        if (after.N) after.N.P = node;
        after.N = node;
        if (after.R) {
          after = after.R;
          while (after.L) after = after.L;
          after.L = node;
        } else {
          after.R = node;
        }
        parent = after;
      } else if (this._) {
        after = d3_geom_voronoiRedBlackFirst(this._);
        node.P = null;
        node.N = after;
        after.P = after.L = node;
        parent = after;
      } else {
        node.P = node.N = null;
        this._ = node;
        parent = null;
      }
      node.L = node.R = null;
      node.U = parent;
      node.C = true;
      after = node;
      while (parent && parent.C) {
        grandpa = parent.U;
        if (parent === grandpa.L) {
          uncle = grandpa.R;
          if (uncle && uncle.C) {
            parent.C = uncle.C = false;
            grandpa.C = true;
            after = grandpa;
          } else {
            if (after === parent.R) {
              d3_geom_voronoiRedBlackRotateLeft(this, parent);
              after = parent;
              parent = after.U;
            }
            parent.C = false;
            grandpa.C = true;
            d3_geom_voronoiRedBlackRotateRight(this, grandpa);
          }
        } else {
          uncle = grandpa.L;
          if (uncle && uncle.C) {
            parent.C = uncle.C = false;
            grandpa.C = true;
            after = grandpa;
          } else {
            if (after === parent.L) {
              d3_geom_voronoiRedBlackRotateRight(this, parent);
              after = parent;
              parent = after.U;
            }
            parent.C = false;
            grandpa.C = true;
            d3_geom_voronoiRedBlackRotateLeft(this, grandpa);
          }
        }
        parent = after.U;
      }
      this._.C = false;
    },
    remove: function(node) {
      if (node.N) node.N.P = node.P;
      if (node.P) node.P.N = node.N;
      node.N = node.P = null;
      var parent = node.U, sibling, left = node.L, right = node.R, next, red;
      if (!left) next = right; else if (!right) next = left; else next = d3_geom_voronoiRedBlackFirst(right);
      if (parent) {
        if (parent.L === node) parent.L = next; else parent.R = next;
      } else {
        this._ = next;
      }
      if (left && right) {
        red = next.C;
        next.C = node.C;
        next.L = left;
        left.U = next;
        if (next !== right) {
          parent = next.U;
          next.U = node.U;
          node = next.R;
          parent.L = node;
          next.R = right;
          right.U = next;
        } else {
          next.U = parent;
          parent = next;
          node = next.R;
        }
      } else {
        red = node.C;
        node = next;
      }
      if (node) node.U = parent;
      if (red) return;
      if (node && node.C) {
        node.C = false;
        return;
      }
      do {
        if (node === this._) break;
        if (node === parent.L) {
          sibling = parent.R;
          if (sibling.C) {
            sibling.C = false;
            parent.C = true;
            d3_geom_voronoiRedBlackRotateLeft(this, parent);
            sibling = parent.R;
          }
          if (sibling.L && sibling.L.C || sibling.R && sibling.R.C) {
            if (!sibling.R || !sibling.R.C) {
              sibling.L.C = false;
              sibling.C = true;
              d3_geom_voronoiRedBlackRotateRight(this, sibling);
              sibling = parent.R;
            }
            sibling.C = parent.C;
            parent.C = sibling.R.C = false;
            d3_geom_voronoiRedBlackRotateLeft(this, parent);
            node = this._;
            break;
          }
        } else {
          sibling = parent.L;
          if (sibling.C) {
            sibling.C = false;
            parent.C = true;
            d3_geom_voronoiRedBlackRotateRight(this, parent);
            sibling = parent.L;
          }
          if (sibling.L && sibling.L.C || sibling.R && sibling.R.C) {
            if (!sibling.L || !sibling.L.C) {
              sibling.R.C = false;
              sibling.C = true;
              d3_geom_voronoiRedBlackRotateLeft(this, sibling);
              sibling = parent.L;
            }
            sibling.C = parent.C;
            parent.C = sibling.L.C = false;
            d3_geom_voronoiRedBlackRotateRight(this, parent);
            node = this._;
            break;
          }
        }
        sibling.C = true;
        node = parent;
        parent = parent.U;
      } while (!node.C);
      if (node) node.C = false;
    }
  };
  function d3_geom_voronoiRedBlackRotateLeft(tree, node) {
    var p = node, q = node.R, parent = p.U;
    if (parent) {
      if (parent.L === p) parent.L = q; else parent.R = q;
    } else {
      tree._ = q;
    }
    q.U = parent;
    p.U = q;
    p.R = q.L;
    if (p.R) p.R.U = p;
    q.L = p;
  }
  function d3_geom_voronoiRedBlackRotateRight(tree, node) {
    var p = node, q = node.L, parent = p.U;
    if (parent) {
      if (parent.L === p) parent.L = q; else parent.R = q;
    } else {
      tree._ = q;
    }
    q.U = parent;
    p.U = q;
    p.L = q.R;
    if (p.L) p.L.U = p;
    q.R = p;
  }
  function d3_geom_voronoiRedBlackFirst(node) {
    while (node.L) node = node.L;
    return node;
  }
  function d3_geom_voronoi(sites, bbox) {
    var site = sites.sort(d3_geom_voronoiVertexOrder).pop(), x0, y0, circle;
    d3_geom_voronoiEdges = [];
    d3_geom_voronoiCells = new Array(sites.length);
    d3_geom_voronoiBeaches = new d3_geom_voronoiRedBlackTree();
    d3_geom_voronoiCircles = new d3_geom_voronoiRedBlackTree();
    while (true) {
      circle = d3_geom_voronoiFirstCircle;
      if (site && (!circle || site.y < circle.y || site.y === circle.y && site.x < circle.x)) {
        if (site.x !== x0 || site.y !== y0) {
          d3_geom_voronoiCells[site.i] = new d3_geom_voronoiCell(site);
          d3_geom_voronoiAddBeach(site);
          x0 = site.x, y0 = site.y;
        }
        site = sites.pop();
      } else if (circle) {
        d3_geom_voronoiRemoveBeach(circle.arc);
      } else {
        break;
      }
    }
    if (bbox) d3_geom_voronoiClipEdges(bbox), d3_geom_voronoiCloseCells(bbox);
    var diagram = {
      cells: d3_geom_voronoiCells,
      edges: d3_geom_voronoiEdges
    };
    d3_geom_voronoiBeaches = d3_geom_voronoiCircles = d3_geom_voronoiEdges = d3_geom_voronoiCells = null;
    return diagram;
  }
  function d3_geom_voronoiVertexOrder(a, b) {
    return b.y - a.y || b.x - a.x;
  }
  d3.geom.voronoi = function(points) {
    var x = d3_geom_pointX, y = d3_geom_pointY, fx = x, fy = y, clipExtent = d3_geom_voronoiClipExtent;
    if (points) return voronoi(points);
    function voronoi(data) {
      var polygons = new Array(data.length), x0 = clipExtent[0][0], y0 = clipExtent[0][1], x1 = clipExtent[1][0], y1 = clipExtent[1][1];
      d3_geom_voronoi(sites(data), clipExtent).cells.forEach(function(cell, i) {
        var edges = cell.edges, site = cell.site, polygon = polygons[i] = edges.length ? edges.map(function(e) {
          var s = e.start();
          return [ s.x, s.y ];
        }) : site.x >= x0 && site.x <= x1 && site.y >= y0 && site.y <= y1 ? [ [ x0, y1 ], [ x1, y1 ], [ x1, y0 ], [ x0, y0 ] ] : [];
        polygon.point = data[i];
      });
      return polygons;
    }
    function sites(data) {
      return data.map(function(d, i) {
        return {
          x: Math.round(fx(d, i) / ε) * ε,
          y: Math.round(fy(d, i) / ε) * ε,
          i: i
        };
      });
    }
    voronoi.links = function(data) {
      return d3_geom_voronoi(sites(data)).edges.filter(function(edge) {
        return edge.l && edge.r;
      }).map(function(edge) {
        return {
          source: data[edge.l.i],
          target: data[edge.r.i]
        };
      });
    };
    voronoi.triangles = function(data) {
      var triangles = [];
      d3_geom_voronoi(sites(data)).cells.forEach(function(cell, i) {
        var site = cell.site, edges = cell.edges.sort(d3_geom_voronoiHalfEdgeOrder), j = -1, m = edges.length, e0, s0, e1 = edges[m - 1].edge, s1 = e1.l === site ? e1.r : e1.l;
        while (++j < m) {
          e0 = e1;
          s0 = s1;
          e1 = edges[j].edge;
          s1 = e1.l === site ? e1.r : e1.l;
          if (i < s0.i && i < s1.i && d3_geom_voronoiTriangleArea(site, s0, s1) < 0) {
            triangles.push([ data[i], data[s0.i], data[s1.i] ]);
          }
        }
      });
      return triangles;
    };
    voronoi.x = function(_) {
      return arguments.length ? (fx = d3_functor(x = _), voronoi) : x;
    };
    voronoi.y = function(_) {
      return arguments.length ? (fy = d3_functor(y = _), voronoi) : y;
    };
    voronoi.clipExtent = function(_) {
      if (!arguments.length) return clipExtent === d3_geom_voronoiClipExtent ? null : clipExtent;
      clipExtent = _ == null ? d3_geom_voronoiClipExtent : _;
      return voronoi;
    };
    voronoi.size = function(_) {
      if (!arguments.length) return clipExtent === d3_geom_voronoiClipExtent ? null : clipExtent && clipExtent[1];
      return voronoi.clipExtent(_ && [ [ 0, 0 ], _ ]);
    };
    return voronoi;
  };
  var d3_geom_voronoiClipExtent = [ [ -1e6, -1e6 ], [ 1e6, 1e6 ] ];
  function d3_geom_voronoiTriangleArea(a, b, c) {
    return (a.x - c.x) * (b.y - a.y) - (a.x - b.x) * (c.y - a.y);
  }
  d3.geom.delaunay = function(vertices) {
    return d3.geom.voronoi().triangles(vertices);
  };
  d3.geom.quadtree = function(points, x1, y1, x2, y2) {
    var x = d3_geom_pointX, y = d3_geom_pointY, compat;
    if (compat = arguments.length) {
      x = d3_geom_quadtreeCompatX;
      y = d3_geom_quadtreeCompatY;
      if (compat === 3) {
        y2 = y1;
        x2 = x1;
        y1 = x1 = 0;
      }
      return quadtree(points);
    }
    function quadtree(data) {
      var d, fx = d3_functor(x), fy = d3_functor(y), xs, ys, i, n, x1_, y1_, x2_, y2_;
      if (x1 != null) {
        x1_ = x1, y1_ = y1, x2_ = x2, y2_ = y2;
      } else {
        x2_ = y2_ = -(x1_ = y1_ = Infinity);
        xs = [], ys = [];
        n = data.length;
        if (compat) for (i = 0; i < n; ++i) {
          d = data[i];
          if (d.x < x1_) x1_ = d.x;
          if (d.y < y1_) y1_ = d.y;
          if (d.x > x2_) x2_ = d.x;
          if (d.y > y2_) y2_ = d.y;
          xs.push(d.x);
          ys.push(d.y);
        } else for (i = 0; i < n; ++i) {
          var x_ = +fx(d = data[i], i), y_ = +fy(d, i);
          if (x_ < x1_) x1_ = x_;
          if (y_ < y1_) y1_ = y_;
          if (x_ > x2_) x2_ = x_;
          if (y_ > y2_) y2_ = y_;
          xs.push(x_);
          ys.push(y_);
        }
      }
      var dx = x2_ - x1_, dy = y2_ - y1_;
      if (dx > dy) y2_ = y1_ + dx; else x2_ = x1_ + dy;
      function insert(n, d, x, y, x1, y1, x2, y2) {
        if (isNaN(x) || isNaN(y)) return;
        if (n.leaf) {
          var nx = n.x, ny = n.y;
          if (nx != null) {
            if (abs(nx - x) + abs(ny - y) < .01) {
              insertChild(n, d, x, y, x1, y1, x2, y2);
            } else {
              var nPoint = n.point;
              n.x = n.y = n.point = null;
              insertChild(n, nPoint, nx, ny, x1, y1, x2, y2);
              insertChild(n, d, x, y, x1, y1, x2, y2);
            }
          } else {
            n.x = x, n.y = y, n.point = d;
          }
        } else {
          insertChild(n, d, x, y, x1, y1, x2, y2);
        }
      }
      function insertChild(n, d, x, y, x1, y1, x2, y2) {
        var sx = (x1 + x2) * .5, sy = (y1 + y2) * .5, right = x >= sx, bottom = y >= sy, i = (bottom << 1) + right;
        n.leaf = false;
        n = n.nodes[i] || (n.nodes[i] = d3_geom_quadtreeNode());
        if (right) x1 = sx; else x2 = sx;
        if (bottom) y1 = sy; else y2 = sy;
        insert(n, d, x, y, x1, y1, x2, y2);
      }
      var root = d3_geom_quadtreeNode();
      root.add = function(d) {
        insert(root, d, +fx(d, ++i), +fy(d, i), x1_, y1_, x2_, y2_);
      };
      root.visit = function(f) {
        d3_geom_quadtreeVisit(f, root, x1_, y1_, x2_, y2_);
      };
      i = -1;
      if (x1 == null) {
        while (++i < n) {
          insert(root, data[i], xs[i], ys[i], x1_, y1_, x2_, y2_);
        }
        --i;
      } else data.forEach(root.add);
      xs = ys = data = d = null;
      return root;
    }
    quadtree.x = function(_) {
      return arguments.length ? (x = _, quadtree) : x;
    };
    quadtree.y = function(_) {
      return arguments.length ? (y = _, quadtree) : y;
    };
    quadtree.extent = function(_) {
      if (!arguments.length) return x1 == null ? null : [ [ x1, y1 ], [ x2, y2 ] ];
      if (_ == null) x1 = y1 = x2 = y2 = null; else x1 = +_[0][0], y1 = +_[0][1], x2 = +_[1][0], 
      y2 = +_[1][1];
      return quadtree;
    };
    quadtree.size = function(_) {
      if (!arguments.length) return x1 == null ? null : [ x2 - x1, y2 - y1 ];
      if (_ == null) x1 = y1 = x2 = y2 = null; else x1 = y1 = 0, x2 = +_[0], y2 = +_[1];
      return quadtree;
    };
    return quadtree;
  };
  function d3_geom_quadtreeCompatX(d) {
    return d.x;
  }
  function d3_geom_quadtreeCompatY(d) {
    return d.y;
  }
  function d3_geom_quadtreeNode() {
    return {
      leaf: true,
      nodes: [],
      point: null,
      x: null,
      y: null
    };
  }
  function d3_geom_quadtreeVisit(f, node, x1, y1, x2, y2) {
    if (!f(node, x1, y1, x2, y2)) {
      var sx = (x1 + x2) * .5, sy = (y1 + y2) * .5, children = node.nodes;
      if (children[0]) d3_geom_quadtreeVisit(f, children[0], x1, y1, sx, sy);
      if (children[1]) d3_geom_quadtreeVisit(f, children[1], sx, y1, x2, sy);
      if (children[2]) d3_geom_quadtreeVisit(f, children[2], x1, sy, sx, y2);
      if (children[3]) d3_geom_quadtreeVisit(f, children[3], sx, sy, x2, y2);
    }
  }
  d3.interpolateRgb = d3_interpolateRgb;
  function d3_interpolateRgb(a, b) {
    a = d3.rgb(a);
    b = d3.rgb(b);
    var ar = a.r, ag = a.g, ab = a.b, br = b.r - ar, bg = b.g - ag, bb = b.b - ab;
    return function(t) {
      return "#" + d3_rgb_hex(Math.round(ar + br * t)) + d3_rgb_hex(Math.round(ag + bg * t)) + d3_rgb_hex(Math.round(ab + bb * t));
    };
  }
  d3.interpolateObject = d3_interpolateObject;
  function d3_interpolateObject(a, b) {
    var i = {}, c = {}, k;
    for (k in a) {
      if (k in b) {
        i[k] = d3_interpolate(a[k], b[k]);
      } else {
        c[k] = a[k];
      }
    }
    for (k in b) {
      if (!(k in a)) {
        c[k] = b[k];
      }
    }
    return function(t) {
      for (k in i) c[k] = i[k](t);
      return c;
    };
  }
  d3.interpolateNumber = d3_interpolateNumber;
  function d3_interpolateNumber(a, b) {
    b -= a = +a;
    return function(t) {
      return a + b * t;
    };
  }
  d3.interpolateString = d3_interpolateString;
  function d3_interpolateString(a, b) {
    var m, i, j, s0 = 0, s1 = 0, s = [], q = [], n, o;
    a = a + "", b = b + "";
    d3_interpolate_number.lastIndex = 0;
    for (i = 0; m = d3_interpolate_number.exec(b); ++i) {
      if (m.index) s.push(b.substring(s0, s1 = m.index));
      q.push({
        i: s.length,
        x: m[0]
      });
      s.push(null);
      s0 = d3_interpolate_number.lastIndex;
    }
    if (s0 < b.length) s.push(b.substring(s0));
    for (i = 0, n = q.length; (m = d3_interpolate_number.exec(a)) && i < n; ++i) {
      o = q[i];
      if (o.x == m[0]) {
        if (o.i) {
          if (s[o.i + 1] == null) {
            s[o.i - 1] += o.x;
            s.splice(o.i, 1);
            for (j = i + 1; j < n; ++j) q[j].i--;
          } else {
            s[o.i - 1] += o.x + s[o.i + 1];
            s.splice(o.i, 2);
            for (j = i + 1; j < n; ++j) q[j].i -= 2;
          }
        } else {
          if (s[o.i + 1] == null) {
            s[o.i] = o.x;
          } else {
            s[o.i] = o.x + s[o.i + 1];
            s.splice(o.i + 1, 1);
            for (j = i + 1; j < n; ++j) q[j].i--;
          }
        }
        q.splice(i, 1);
        n--;
        i--;
      } else {
        o.x = d3_interpolateNumber(parseFloat(m[0]), parseFloat(o.x));
      }
    }
    while (i < n) {
      o = q.pop();
      if (s[o.i + 1] == null) {
        s[o.i] = o.x;
      } else {
        s[o.i] = o.x + s[o.i + 1];
        s.splice(o.i + 1, 1);
      }
      n--;
    }
    if (s.length === 1) {
      return s[0] == null ? (o = q[0].x, function(t) {
        return o(t) + "";
      }) : function() {
        return b;
      };
    }
    return function(t) {
      for (i = 0; i < n; ++i) s[(o = q[i]).i] = o.x(t);
      return s.join("");
    };
  }
  var d3_interpolate_number = /[-+]?(?:\d+\.?\d*|\.?\d+)(?:[eE][-+]?\d+)?/g;
  d3.interpolate = d3_interpolate;
  function d3_interpolate(a, b) {
    var i = d3.interpolators.length, f;
    while (--i >= 0 && !(f = d3.interpolators[i](a, b))) ;
    return f;
  }
  d3.interpolators = [ function(a, b) {
    var t = typeof b;
    return (t === "string" ? d3_rgb_names.has(b) || /^(#|rgb\(|hsl\()/.test(b) ? d3_interpolateRgb : d3_interpolateString : b instanceof d3_Color ? d3_interpolateRgb : t === "object" ? Array.isArray(b) ? d3_interpolateArray : d3_interpolateObject : d3_interpolateNumber)(a, b);
  } ];
  d3.interpolateArray = d3_interpolateArray;
  function d3_interpolateArray(a, b) {
    var x = [], c = [], na = a.length, nb = b.length, n0 = Math.min(a.length, b.length), i;
    for (i = 0; i < n0; ++i) x.push(d3_interpolate(a[i], b[i]));
    for (;i < na; ++i) c[i] = a[i];
    for (;i < nb; ++i) c[i] = b[i];
    return function(t) {
      for (i = 0; i < n0; ++i) c[i] = x[i](t);
      return c;
    };
  }
  var d3_ease_default = function() {
    return d3_identity;
  };
  var d3_ease = d3.map({
    linear: d3_ease_default,
    poly: d3_ease_poly,
    quad: function() {
      return d3_ease_quad;
    },
    cubic: function() {
      return d3_ease_cubic;
    },
    sin: function() {
      return d3_ease_sin;
    },
    exp: function() {
      return d3_ease_exp;
    },
    circle: function() {
      return d3_ease_circle;
    },
    elastic: d3_ease_elastic,
    back: d3_ease_back,
    bounce: function() {
      return d3_ease_bounce;
    }
  });
  var d3_ease_mode = d3.map({
    "in": d3_identity,
    out: d3_ease_reverse,
    "in-out": d3_ease_reflect,
    "out-in": function(f) {
      return d3_ease_reflect(d3_ease_reverse(f));
    }
  });
  d3.ease = function(name) {
    var i = name.indexOf("-"), t = i >= 0 ? name.substring(0, i) : name, m = i >= 0 ? name.substring(i + 1) : "in";
    t = d3_ease.get(t) || d3_ease_default;
    m = d3_ease_mode.get(m) || d3_identity;
    return d3_ease_clamp(m(t.apply(null, d3_arraySlice.call(arguments, 1))));
  };
  function d3_ease_clamp(f) {
    return function(t) {
      return t <= 0 ? 0 : t >= 1 ? 1 : f(t);
    };
  }
  function d3_ease_reverse(f) {
    return function(t) {
      return 1 - f(1 - t);
    };
  }
  function d3_ease_reflect(f) {
    return function(t) {
      return .5 * (t < .5 ? f(2 * t) : 2 - f(2 - 2 * t));
    };
  }
  function d3_ease_quad(t) {
    return t * t;
  }
  function d3_ease_cubic(t) {
    return t * t * t;
  }
  function d3_ease_cubicInOut(t) {
    if (t <= 0) return 0;
    if (t >= 1) return 1;
    var t2 = t * t, t3 = t2 * t;
    return 4 * (t < .5 ? t3 : 3 * (t - t2) + t3 - .75);
  }
  function d3_ease_poly(e) {
    return function(t) {
      return Math.pow(t, e);
    };
  }
  function d3_ease_sin(t) {
    return 1 - Math.cos(t * halfπ);
  }
  function d3_ease_exp(t) {
    return Math.pow(2, 10 * (t - 1));
  }
  function d3_ease_circle(t) {
    return 1 - Math.sqrt(1 - t * t);
  }
  function d3_ease_elastic(a, p) {
    var s;
    if (arguments.length < 2) p = .45;
    if (arguments.length) s = p / τ * Math.asin(1 / a); else a = 1, s = p / 4;
    return function(t) {
      return 1 + a * Math.pow(2, -10 * t) * Math.sin((t - s) * τ / p);
    };
  }
  function d3_ease_back(s) {
    if (!s) s = 1.70158;
    return function(t) {
      return t * t * ((s + 1) * t - s);
    };
  }
  function d3_ease_bounce(t) {
    return t < 1 / 2.75 ? 7.5625 * t * t : t < 2 / 2.75 ? 7.5625 * (t -= 1.5 / 2.75) * t + .75 : t < 2.5 / 2.75 ? 7.5625 * (t -= 2.25 / 2.75) * t + .9375 : 7.5625 * (t -= 2.625 / 2.75) * t + .984375;
  }
  d3.interpolateHcl = d3_interpolateHcl;
  function d3_interpolateHcl(a, b) {
    a = d3.hcl(a);
    b = d3.hcl(b);
    var ah = a.h, ac = a.c, al = a.l, bh = b.h - ah, bc = b.c - ac, bl = b.l - al;
    if (isNaN(bc)) bc = 0, ac = isNaN(ac) ? b.c : ac;
    if (isNaN(bh)) bh = 0, ah = isNaN(ah) ? b.h : ah; else if (bh > 180) bh -= 360; else if (bh < -180) bh += 360;
    return function(t) {
      return d3_hcl_lab(ah + bh * t, ac + bc * t, al + bl * t) + "";
    };
  }
  d3.interpolateHsl = d3_interpolateHsl;
  function d3_interpolateHsl(a, b) {
    a = d3.hsl(a);
    b = d3.hsl(b);
    var ah = a.h, as = a.s, al = a.l, bh = b.h - ah, bs = b.s - as, bl = b.l - al;
    if (isNaN(bs)) bs = 0, as = isNaN(as) ? b.s : as;
    if (isNaN(bh)) bh = 0, ah = isNaN(ah) ? b.h : ah; else if (bh > 180) bh -= 360; else if (bh < -180) bh += 360;
    return function(t) {
      return d3_hsl_rgb(ah + bh * t, as + bs * t, al + bl * t) + "";
    };
  }
  d3.interpolateLab = d3_interpolateLab;
  function d3_interpolateLab(a, b) {
    a = d3.lab(a);
    b = d3.lab(b);
    var al = a.l, aa = a.a, ab = a.b, bl = b.l - al, ba = b.a - aa, bb = b.b - ab;
    return function(t) {
      return d3_lab_rgb(al + bl * t, aa + ba * t, ab + bb * t) + "";
    };
  }
  d3.interpolateRound = d3_interpolateRound;
  function d3_interpolateRound(a, b) {
    b -= a;
    return function(t) {
      return Math.round(a + b * t);
    };
  }
  d3.transform = function(string) {
    var g = d3_document.createElementNS(d3.ns.prefix.svg, "g");
    return (d3.transform = function(string) {
      if (string != null) {
        g.setAttribute("transform", string);
        var t = g.transform.baseVal.consolidate();
      }
      return new d3_transform(t ? t.matrix : d3_transformIdentity);
    })(string);
  };
  function d3_transform(m) {
    var r0 = [ m.a, m.b ], r1 = [ m.c, m.d ], kx = d3_transformNormalize(r0), kz = d3_transformDot(r0, r1), ky = d3_transformNormalize(d3_transformCombine(r1, r0, -kz)) || 0;
    if (r0[0] * r1[1] < r1[0] * r0[1]) {
      r0[0] *= -1;
      r0[1] *= -1;
      kx *= -1;
      kz *= -1;
    }
    this.rotate = (kx ? Math.atan2(r0[1], r0[0]) : Math.atan2(-r1[0], r1[1])) * d3_degrees;
    this.translate = [ m.e, m.f ];
    this.scale = [ kx, ky ];
    this.skew = ky ? Math.atan2(kz, ky) * d3_degrees : 0;
  }
  d3_transform.prototype.toString = function() {
    return "translate(" + this.translate + ")rotate(" + this.rotate + ")skewX(" + this.skew + ")scale(" + this.scale + ")";
  };
  function d3_transformDot(a, b) {
    return a[0] * b[0] + a[1] * b[1];
  }
  function d3_transformNormalize(a) {
    var k = Math.sqrt(d3_transformDot(a, a));
    if (k) {
      a[0] /= k;
      a[1] /= k;
    }
    return k;
  }
  function d3_transformCombine(a, b, k) {
    a[0] += k * b[0];
    a[1] += k * b[1];
    return a;
  }
  var d3_transformIdentity = {
    a: 1,
    b: 0,
    c: 0,
    d: 1,
    e: 0,
    f: 0
  };
  d3.interpolateTransform = d3_interpolateTransform;
  function d3_interpolateTransform(a, b) {
    var s = [], q = [], n, A = d3.transform(a), B = d3.transform(b), ta = A.translate, tb = B.translate, ra = A.rotate, rb = B.rotate, wa = A.skew, wb = B.skew, ka = A.scale, kb = B.scale;
    if (ta[0] != tb[0] || ta[1] != tb[1]) {
      s.push("translate(", null, ",", null, ")");
      q.push({
        i: 1,
        x: d3_interpolateNumber(ta[0], tb[0])
      }, {
        i: 3,
        x: d3_interpolateNumber(ta[1], tb[1])
      });
    } else if (tb[0] || tb[1]) {
      s.push("translate(" + tb + ")");
    } else {
      s.push("");
    }
    if (ra != rb) {
      if (ra - rb > 180) rb += 360; else if (rb - ra > 180) ra += 360;
      q.push({
        i: s.push(s.pop() + "rotate(", null, ")") - 2,
        x: d3_interpolateNumber(ra, rb)
      });
    } else if (rb) {
      s.push(s.pop() + "rotate(" + rb + ")");
    }
    if (wa != wb) {
      q.push({
        i: s.push(s.pop() + "skewX(", null, ")") - 2,
        x: d3_interpolateNumber(wa, wb)
      });
    } else if (wb) {
      s.push(s.pop() + "skewX(" + wb + ")");
    }
    if (ka[0] != kb[0] || ka[1] != kb[1]) {
      n = s.push(s.pop() + "scale(", null, ",", null, ")");
      q.push({
        i: n - 4,
        x: d3_interpolateNumber(ka[0], kb[0])
      }, {
        i: n - 2,
        x: d3_interpolateNumber(ka[1], kb[1])
      });
    } else if (kb[0] != 1 || kb[1] != 1) {
      s.push(s.pop() + "scale(" + kb + ")");
    }
    n = q.length;
    return function(t) {
      var i = -1, o;
      while (++i < n) s[(o = q[i]).i] = o.x(t);
      return s.join("");
    };
  }
  function d3_uninterpolateNumber(a, b) {
    b = b - (a = +a) ? 1 / (b - a) : 0;
    return function(x) {
      return (x - a) * b;
    };
  }
  function d3_uninterpolateClamp(a, b) {
    b = b - (a = +a) ? 1 / (b - a) : 0;
    return function(x) {
      return Math.max(0, Math.min(1, (x - a) * b));
    };
  }
  d3.layout = {};
  d3.layout.bundle = function() {
    return function(links) {
      var paths = [], i = -1, n = links.length;
      while (++i < n) paths.push(d3_layout_bundlePath(links[i]));
      return paths;
    };
  };
  function d3_layout_bundlePath(link) {
    var start = link.source, end = link.target, lca = d3_layout_bundleLeastCommonAncestor(start, end), points = [ start ];
    while (start !== lca) {
      start = start.parent;
      points.push(start);
    }
    var k = points.length;
    while (end !== lca) {
      points.splice(k, 0, end);
      end = end.parent;
    }
    return points;
  }
  function d3_layout_bundleAncestors(node) {
    var ancestors = [], parent = node.parent;
    while (parent != null) {
      ancestors.push(node);
      node = parent;
      parent = parent.parent;
    }
    ancestors.push(node);
    return ancestors;
  }
  function d3_layout_bundleLeastCommonAncestor(a, b) {
    if (a === b) return a;
    var aNodes = d3_layout_bundleAncestors(a), bNodes = d3_layout_bundleAncestors(b), aNode = aNodes.pop(), bNode = bNodes.pop(), sharedNode = null;
    while (aNode === bNode) {
      sharedNode = aNode;
      aNode = aNodes.pop();
      bNode = bNodes.pop();
    }
    return sharedNode;
  }
  d3.layout.chord = function() {
    var chord = {}, chords, groups, matrix, n, padding = 0, sortGroups, sortSubgroups, sortChords;
    function relayout() {
      var subgroups = {}, groupSums = [], groupIndex = d3.range(n), subgroupIndex = [], k, x, x0, i, j;
      chords = [];
      groups = [];
      k = 0, i = -1;
      while (++i < n) {
        x = 0, j = -1;
        while (++j < n) {
          x += matrix[i][j];
        }
        groupSums.push(x);
        subgroupIndex.push(d3.range(n));
        k += x;
      }
      if (sortGroups) {
        groupIndex.sort(function(a, b) {
          return sortGroups(groupSums[a], groupSums[b]);
        });
      }
      if (sortSubgroups) {
        subgroupIndex.forEach(function(d, i) {
          d.sort(function(a, b) {
            return sortSubgroups(matrix[i][a], matrix[i][b]);
          });
        });
      }
      k = (τ - padding * n) / k;
      x = 0, i = -1;
      while (++i < n) {
        x0 = x, j = -1;
        while (++j < n) {
          var di = groupIndex[i], dj = subgroupIndex[di][j], v = matrix[di][dj], a0 = x, a1 = x += v * k;
          subgroups[di + "-" + dj] = {
            index: di,
            subindex: dj,
            startAngle: a0,
            endAngle: a1,
            value: v
          };
        }
        groups[di] = {
          index: di,
          startAngle: x0,
          endAngle: x,
          value: (x - x0) / k
        };
        x += padding;
      }
      i = -1;
      while (++i < n) {
        j = i - 1;
        while (++j < n) {
          var source = subgroups[i + "-" + j], target = subgroups[j + "-" + i];
          if (source.value || target.value) {
            chords.push(source.value < target.value ? {
              source: target,
              target: source
            } : {
              source: source,
              target: target
            });
          }
        }
      }
      if (sortChords) resort();
    }
    function resort() {
      chords.sort(function(a, b) {
        return sortChords((a.source.value + a.target.value) / 2, (b.source.value + b.target.value) / 2);
      });
    }
    chord.matrix = function(x) {
      if (!arguments.length) return matrix;
      n = (matrix = x) && matrix.length;
      chords = groups = null;
      return chord;
    };
    chord.padding = function(x) {
      if (!arguments.length) return padding;
      padding = x;
      chords = groups = null;
      return chord;
    };
    chord.sortGroups = function(x) {
      if (!arguments.length) return sortGroups;
      sortGroups = x;
      chords = groups = null;
      return chord;
    };
    chord.sortSubgroups = function(x) {
      if (!arguments.length) return sortSubgroups;
      sortSubgroups = x;
      chords = null;
      return chord;
    };
    chord.sortChords = function(x) {
      if (!arguments.length) return sortChords;
      sortChords = x;
      if (chords) resort();
      return chord;
    };
    chord.chords = function() {
      if (!chords) relayout();
      return chords;
    };
    chord.groups = function() {
      if (!groups) relayout();
      return groups;
    };
    return chord;
  };
  d3.layout.force = function() {
    var force = {}, event = d3.dispatch("start", "tick", "end"), size = [ 1, 1 ], drag, alpha, friction = .9, linkDistance = d3_layout_forceLinkDistance, linkStrength = d3_layout_forceLinkStrength, charge = -30, gravity = .1, theta = .8, nodes = [], links = [], distances, strengths, charges;
    function repulse(node) {
      return function(quad, x1, _, x2) {
        if (quad.point !== node) {
          var dx = quad.cx - node.x, dy = quad.cy - node.y, dn = 1 / Math.sqrt(dx * dx + dy * dy);
          if ((x2 - x1) * dn < theta) {
            var k = quad.charge * dn * dn;
            node.px -= dx * k;
            node.py -= dy * k;
            return true;
          }
          if (quad.point && isFinite(dn)) {
            var k = quad.pointCharge * dn * dn;
            node.px -= dx * k;
            node.py -= dy * k;
          }
        }
        return !quad.charge;
      };
    }
    force.tick = function() {
      if ((alpha *= .99) < .005) {
        event.end({
          type: "end",
          alpha: alpha = 0
        });
        return true;
      }
      var n = nodes.length, m = links.length, q, i, o, s, t, l, k, x, y;
      for (i = 0; i < m; ++i) {
        o = links[i];
        s = o.source;
        t = o.target;
        x = t.x - s.x;
        y = t.y - s.y;
        if (l = x * x + y * y) {
          l = alpha * strengths[i] * ((l = Math.sqrt(l)) - distances[i]) / l;
          x *= l;
          y *= l;
          t.x -= x * (k = s.weight / (t.weight + s.weight));
          t.y -= y * k;
          s.x += x * (k = 1 - k);
          s.y += y * k;
        }
      }
      if (k = alpha * gravity) {
        x = size[0] / 2;
        y = size[1] / 2;
        i = -1;
        if (k) while (++i < n) {
          o = nodes[i];
          o.x += (x - o.x) * k;
          o.y += (y - o.y) * k;
        }
      }
      if (charge) {
        d3_layout_forceAccumulate(q = d3.geom.quadtree(nodes), alpha, charges);
        i = -1;
        while (++i < n) {
          if (!(o = nodes[i]).fixed) {
            q.visit(repulse(o));
          }
        }
      }
      i = -1;
      while (++i < n) {
        o = nodes[i];
        if (o.fixed) {
          o.x = o.px;
          o.y = o.py;
        } else {
          o.x -= (o.px - (o.px = o.x)) * friction;
          o.y -= (o.py - (o.py = o.y)) * friction;
        }
      }
      event.tick({
        type: "tick",
        alpha: alpha
      });
    };
    force.nodes = function(x) {
      if (!arguments.length) return nodes;
      nodes = x;
      return force;
    };
    force.links = function(x) {
      if (!arguments.length) return links;
      links = x;
      return force;
    };
    force.size = function(x) {
      if (!arguments.length) return size;
      size = x;
      return force;
    };
    force.linkDistance = function(x) {
      if (!arguments.length) return linkDistance;
      linkDistance = typeof x === "function" ? x : +x;
      return force;
    };
    force.distance = force.linkDistance;
    force.linkStrength = function(x) {
      if (!arguments.length) return linkStrength;
      linkStrength = typeof x === "function" ? x : +x;
      return force;
    };
    force.friction = function(x) {
      if (!arguments.length) return friction;
      friction = +x;
      return force;
    };
    force.charge = function(x) {
      if (!arguments.length) return charge;
      charge = typeof x === "function" ? x : +x;
      return force;
    };
    force.gravity = function(x) {
      if (!arguments.length) return gravity;
      gravity = +x;
      return force;
    };
    force.theta = function(x) {
      if (!arguments.length) return theta;
      theta = +x;
      return force;
    };
    force.alpha = function(x) {
      if (!arguments.length) return alpha;
      x = +x;
      if (alpha) {
        if (x > 0) alpha = x; else alpha = 0;
      } else if (x > 0) {
        event.start({
          type: "start",
          alpha: alpha = x
        });
        d3.timer(force.tick);
      }
      return force;
    };
    force.start = function() {
      var i, n = nodes.length, m = links.length, w = size[0], h = size[1], neighbors, o;
      for (i = 0; i < n; ++i) {
        (o = nodes[i]).index = i;
        o.weight = 0;
      }
      for (i = 0; i < m; ++i) {
        o = links[i];
        if (typeof o.source == "number") o.source = nodes[o.source];
        if (typeof o.target == "number") o.target = nodes[o.target];
        ++o.source.weight;
        ++o.target.weight;
      }
      for (i = 0; i < n; ++i) {
        o = nodes[i];
        if (isNaN(o.x)) o.x = position("x", w);
        if (isNaN(o.y)) o.y = position("y", h);
        if (isNaN(o.px)) o.px = o.x;
        if (isNaN(o.py)) o.py = o.y;
      }
      distances = [];
      if (typeof linkDistance === "function") for (i = 0; i < m; ++i) distances[i] = +linkDistance.call(this, links[i], i); else for (i = 0; i < m; ++i) distances[i] = linkDistance;
      strengths = [];
      if (typeof linkStrength === "function") for (i = 0; i < m; ++i) strengths[i] = +linkStrength.call(this, links[i], i); else for (i = 0; i < m; ++i) strengths[i] = linkStrength;
      charges = [];
      if (typeof charge === "function") for (i = 0; i < n; ++i) charges[i] = +charge.call(this, nodes[i], i); else for (i = 0; i < n; ++i) charges[i] = charge;
      function position(dimension, size) {
        if (!neighbors) {
          neighbors = new Array(n);
          for (j = 0; j < n; ++j) {
            neighbors[j] = [];
          }
          for (j = 0; j < m; ++j) {
            var o = links[j];
            neighbors[o.source.index].push(o.target);
            neighbors[o.target.index].push(o.source);
          }
        }
        var candidates = neighbors[i], j = -1, m = candidates.length, x;
        while (++j < m) if (!isNaN(x = candidates[j][dimension])) return x;
        return Math.random() * size;
      }
      return force.resume();
    };
    force.resume = function() {
      return force.alpha(.1);
    };
    force.stop = function() {
      return force.alpha(0);
    };
    force.drag = function() {
      if (!drag) drag = d3.behavior.drag().origin(d3_identity).on("dragstart.force", d3_layout_forceDragstart).on("drag.force", dragmove).on("dragend.force", d3_layout_forceDragend);
      if (!arguments.length) return drag;
      this.on("mouseover.force", d3_layout_forceMouseover).on("mouseout.force", d3_layout_forceMouseout).call(drag);
    };
    function dragmove(d) {
      d.px = d3.event.x, d.py = d3.event.y;
      force.resume();
    }
    return d3.rebind(force, event, "on");
  };
  function d3_layout_forceDragstart(d) {
    d.fixed |= 2;
  }
  function d3_layout_forceDragend(d) {
    d.fixed &= ~6;
  }
  function d3_layout_forceMouseover(d) {
    d.fixed |= 4;
    d.px = d.x, d.py = d.y;
  }
  function d3_layout_forceMouseout(d) {
    d.fixed &= ~4;
  }
  function d3_layout_forceAccumulate(quad, alpha, charges) {
    var cx = 0, cy = 0;
    quad.charge = 0;
    if (!quad.leaf) {
      var nodes = quad.nodes, n = nodes.length, i = -1, c;
      while (++i < n) {
        c = nodes[i];
        if (c == null) continue;
        d3_layout_forceAccumulate(c, alpha, charges);
        quad.charge += c.charge;
        cx += c.charge * c.cx;
        cy += c.charge * c.cy;
      }
    }
    if (quad.point) {
      if (!quad.leaf) {
        quad.point.x += Math.random() - .5;
        quad.point.y += Math.random() - .5;
      }
      var k = alpha * charges[quad.point.index];
      quad.charge += quad.pointCharge = k;
      cx += k * quad.point.x;
      cy += k * quad.point.y;
    }
    quad.cx = cx / quad.charge;
    quad.cy = cy / quad.charge;
  }
  var d3_layout_forceLinkDistance = 20, d3_layout_forceLinkStrength = 1;
  d3.layout.hierarchy = function() {
    var sort = d3_layout_hierarchySort, children = d3_layout_hierarchyChildren, value = d3_layout_hierarchyValue;
    function recurse(node, depth, nodes) {
      var childs = children.call(hierarchy, node, depth);
      node.depth = depth;
      nodes.push(node);
      if (childs && (n = childs.length)) {
        var i = -1, n, c = node.children = new Array(n), v = 0, j = depth + 1, d;
        while (++i < n) {
          d = c[i] = recurse(childs[i], j, nodes);
          d.parent = node;
          v += d.value;
        }
        if (sort) c.sort(sort);
        if (value) node.value = v;
      } else {
        delete node.children;
        if (value) {
          node.value = +value.call(hierarchy, node, depth) || 0;
        }
      }
      return node;
    }
    function revalue(node, depth) {
      var children = node.children, v = 0;
      if (children && (n = children.length)) {
        var i = -1, n, j = depth + 1;
        while (++i < n) v += revalue(children[i], j);
      } else if (value) {
        v = +value.call(hierarchy, node, depth) || 0;
      }
      if (value) node.value = v;
      return v;
    }
    function hierarchy(d) {
      var nodes = [];
      recurse(d, 0, nodes);
      return nodes;
    }
    hierarchy.sort = function(x) {
      if (!arguments.length) return sort;
      sort = x;
      return hierarchy;
    };
    hierarchy.children = function(x) {
      if (!arguments.length) return children;
      children = x;
      return hierarchy;
    };
    hierarchy.value = function(x) {
      if (!arguments.length) return value;
      value = x;
      return hierarchy;
    };
    hierarchy.revalue = function(root) {
      revalue(root, 0);
      return root;
    };
    return hierarchy;
  };
  function d3_layout_hierarchyRebind(object, hierarchy) {
    d3.rebind(object, hierarchy, "sort", "children", "value");
    object.nodes = object;
    object.links = d3_layout_hierarchyLinks;
    return object;
  }
  function d3_layout_hierarchyChildren(d) {
    return d.children;
  }
  function d3_layout_hierarchyValue(d) {
    return d.value;
  }
  function d3_layout_hierarchySort(a, b) {
    return b.value - a.value;
  }
  function d3_layout_hierarchyLinks(nodes) {
    return d3.merge(nodes.map(function(parent) {
      return (parent.children || []).map(function(child) {
        return {
          source: parent,
          target: child
        };
      });
    }));
  }
  d3.layout.partition = function() {
    var hierarchy = d3.layout.hierarchy(), size = [ 1, 1 ];
    function position(node, x, dx, dy) {
      var children = node.children;
      node.x = x;
      node.y = node.depth * dy;
      node.dx = dx;
      node.dy = dy;
      if (children && (n = children.length)) {
        var i = -1, n, c, d;
        dx = node.value ? dx / node.value : 0;
        while (++i < n) {
          position(c = children[i], x, d = c.value * dx, dy);
          x += d;
        }
      }
    }
    function depth(node) {
      var children = node.children, d = 0;
      if (children && (n = children.length)) {
        var i = -1, n;
        while (++i < n) d = Math.max(d, depth(children[i]));
      }
      return 1 + d;
    }
    function partition(d, i) {
      var nodes = hierarchy.call(this, d, i);
      position(nodes[0], 0, size[0], size[1] / depth(nodes[0]));
      return nodes;
    }
    partition.size = function(x) {
      if (!arguments.length) return size;
      size = x;
      return partition;
    };
    return d3_layout_hierarchyRebind(partition, hierarchy);
  };
  d3.layout.pie = function() {
    var value = Number, sort = d3_layout_pieSortByValue, startAngle = 0, endAngle = τ;
    function pie(data) {
      var values = data.map(function(d, i) {
        return +value.call(pie, d, i);
      });
      var a = +(typeof startAngle === "function" ? startAngle.apply(this, arguments) : startAngle);
      var k = ((typeof endAngle === "function" ? endAngle.apply(this, arguments) : endAngle) - a) / d3.sum(values);
      var index = d3.range(data.length);
      if (sort != null) index.sort(sort === d3_layout_pieSortByValue ? function(i, j) {
        return values[j] - values[i];
      } : function(i, j) {
        return sort(data[i], data[j]);
      });
      var arcs = [];
      index.forEach(function(i) {
        var d;
        arcs[i] = {
          data: data[i],
          value: d = values[i],
          startAngle: a,
          endAngle: a += d * k
        };
      });
      return arcs;
    }
    pie.value = function(x) {
      if (!arguments.length) return value;
      value = x;
      return pie;
    };
    pie.sort = function(x) {
      if (!arguments.length) return sort;
      sort = x;
      return pie;
    };
    pie.startAngle = function(x) {
      if (!arguments.length) return startAngle;
      startAngle = x;
      return pie;
    };
    pie.endAngle = function(x) {
      if (!arguments.length) return endAngle;
      endAngle = x;
      return pie;
    };
    return pie;
  };
  var d3_layout_pieSortByValue = {};
  d3.layout.stack = function() {
    var values = d3_identity, order = d3_layout_stackOrderDefault, offset = d3_layout_stackOffsetZero, out = d3_layout_stackOut, x = d3_layout_stackX, y = d3_layout_stackY;
    function stack(data, index) {
      var series = data.map(function(d, i) {
        return values.call(stack, d, i);
      });
      var points = series.map(function(d) {
        return d.map(function(v, i) {
          return [ x.call(stack, v, i), y.call(stack, v, i) ];
        });
      });
      var orders = order.call(stack, points, index);
      series = d3.permute(series, orders);
      points = d3.permute(points, orders);
      var offsets = offset.call(stack, points, index);
      var n = series.length, m = series[0].length, i, j, o;
      for (j = 0; j < m; ++j) {
        out.call(stack, series[0][j], o = offsets[j], points[0][j][1]);
        for (i = 1; i < n; ++i) {
          out.call(stack, series[i][j], o += points[i - 1][j][1], points[i][j][1]);
        }
      }
      return data;
    }
    stack.values = function(x) {
      if (!arguments.length) return values;
      values = x;
      return stack;
    };
    stack.order = function(x) {
      if (!arguments.length) return order;
      order = typeof x === "function" ? x : d3_layout_stackOrders.get(x) || d3_layout_stackOrderDefault;
      return stack;
    };
    stack.offset = function(x) {
      if (!arguments.length) return offset;
      offset = typeof x === "function" ? x : d3_layout_stackOffsets.get(x) || d3_layout_stackOffsetZero;
      return stack;
    };
    stack.x = function(z) {
      if (!arguments.length) return x;
      x = z;
      return stack;
    };
    stack.y = function(z) {
      if (!arguments.length) return y;
      y = z;
      return stack;
    };
    stack.out = function(z) {
      if (!arguments.length) return out;
      out = z;
      return stack;
    };
    return stack;
  };
  function d3_layout_stackX(d) {
    return d.x;
  }
  function d3_layout_stackY(d) {
    return d.y;
  }
  function d3_layout_stackOut(d, y0, y) {
    d.y0 = y0;
    d.y = y;
  }
  var d3_layout_stackOrders = d3.map({
    "inside-out": function(data) {
      var n = data.length, i, j, max = data.map(d3_layout_stackMaxIndex), sums = data.map(d3_layout_stackReduceSum), index = d3.range(n).sort(function(a, b) {
        return max[a] - max[b];
      }), top = 0, bottom = 0, tops = [], bottoms = [];
      for (i = 0; i < n; ++i) {
        j = index[i];
        if (top < bottom) {
          top += sums[j];
          tops.push(j);
        } else {
          bottom += sums[j];
          bottoms.push(j);
        }
      }
      return bottoms.reverse().concat(tops);
    },
    reverse: function(data) {
      return d3.range(data.length).reverse();
    },
    "default": d3_layout_stackOrderDefault
  });
  var d3_layout_stackOffsets = d3.map({
    silhouette: function(data) {
      var n = data.length, m = data[0].length, sums = [], max = 0, i, j, o, y0 = [];
      for (j = 0; j < m; ++j) {
        for (i = 0, o = 0; i < n; i++) o += data[i][j][1];
        if (o > max) max = o;
        sums.push(o);
      }
      for (j = 0; j < m; ++j) {
        y0[j] = (max - sums[j]) / 2;
      }
      return y0;
    },
    wiggle: function(data) {
      var n = data.length, x = data[0], m = x.length, i, j, k, s1, s2, s3, dx, o, o0, y0 = [];
      y0[0] = o = o0 = 0;
      for (j = 1; j < m; ++j) {
        for (i = 0, s1 = 0; i < n; ++i) s1 += data[i][j][1];
        for (i = 0, s2 = 0, dx = x[j][0] - x[j - 1][0]; i < n; ++i) {
          for (k = 0, s3 = (data[i][j][1] - data[i][j - 1][1]) / (2 * dx); k < i; ++k) {
            s3 += (data[k][j][1] - data[k][j - 1][1]) / dx;
          }
          s2 += s3 * data[i][j][1];
        }
        y0[j] = o -= s1 ? s2 / s1 * dx : 0;
        if (o < o0) o0 = o;
      }
      for (j = 0; j < m; ++j) y0[j] -= o0;
      return y0;
    },
    expand: function(data) {
      var n = data.length, m = data[0].length, k = 1 / n, i, j, o, y0 = [];
      for (j = 0; j < m; ++j) {
        for (i = 0, o = 0; i < n; i++) o += data[i][j][1];
        if (o) for (i = 0; i < n; i++) data[i][j][1] /= o; else for (i = 0; i < n; i++) data[i][j][1] = k;
      }
      for (j = 0; j < m; ++j) y0[j] = 0;
      return y0;
    },
    zero: d3_layout_stackOffsetZero
  });
  function d3_layout_stackOrderDefault(data) {
    return d3.range(data.length);
  }
  function d3_layout_stackOffsetZero(data) {
    var j = -1, m = data[0].length, y0 = [];
    while (++j < m) y0[j] = 0;
    return y0;
  }
  function d3_layout_stackMaxIndex(array) {
    var i = 1, j = 0, v = array[0][1], k, n = array.length;
    for (;i < n; ++i) {
      if ((k = array[i][1]) > v) {
        j = i;
        v = k;
      }
    }
    return j;
  }
  function d3_layout_stackReduceSum(d) {
    return d.reduce(d3_layout_stackSum, 0);
  }
  function d3_layout_stackSum(p, d) {
    return p + d[1];
  }
  d3.layout.histogram = function() {
    var frequency = true, valuer = Number, ranger = d3_layout_histogramRange, binner = d3_layout_histogramBinSturges;
    function histogram(data, i) {
      var bins = [], values = data.map(valuer, this), range = ranger.call(this, values, i), thresholds = binner.call(this, range, values, i), bin, i = -1, n = values.length, m = thresholds.length - 1, k = frequency ? 1 : 1 / n, x;
      while (++i < m) {
        bin = bins[i] = [];
        bin.dx = thresholds[i + 1] - (bin.x = thresholds[i]);
        bin.y = 0;
      }
      if (m > 0) {
        i = -1;
        while (++i < n) {
          x = values[i];
          if (x >= range[0] && x <= range[1]) {
            bin = bins[d3.bisect(thresholds, x, 1, m) - 1];
            bin.y += k;
            bin.push(data[i]);
          }
        }
      }
      return bins;
    }
    histogram.value = function(x) {
      if (!arguments.length) return valuer;
      valuer = x;
      return histogram;
    };
    histogram.range = function(x) {
      if (!arguments.length) return ranger;
      ranger = d3_functor(x);
      return histogram;
    };
    histogram.bins = function(x) {
      if (!arguments.length) return binner;
      binner = typeof x === "number" ? function(range) {
        return d3_layout_histogramBinFixed(range, x);
      } : d3_functor(x);
      return histogram;
    };
    histogram.frequency = function(x) {
      if (!arguments.length) return frequency;
      frequency = !!x;
      return histogram;
    };
    return histogram;
  };
  function d3_layout_histogramBinSturges(range, values) {
    return d3_layout_histogramBinFixed(range, Math.ceil(Math.log(values.length) / Math.LN2 + 1));
  }
  function d3_layout_histogramBinFixed(range, n) {
    var x = -1, b = +range[0], m = (range[1] - b) / n, f = [];
    while (++x <= n) f[x] = m * x + b;
    return f;
  }
  function d3_layout_histogramRange(values) {
    return [ d3.min(values), d3.max(values) ];
  }
  d3.layout.tree = function() {
    var hierarchy = d3.layout.hierarchy().sort(null).value(null), separation = d3_layout_treeSeparation, size = [ 1, 1 ], nodeSize = false;
    function tree(d, i) {
      var nodes = hierarchy.call(this, d, i), root = nodes[0];
      function firstWalk(node, previousSibling) {
        var children = node.children, layout = node._tree;
        if (children && (n = children.length)) {
          var n, firstChild = children[0], previousChild, ancestor = firstChild, child, i = -1;
          while (++i < n) {
            child = children[i];
            firstWalk(child, previousChild);
            ancestor = apportion(child, previousChild, ancestor);
            previousChild = child;
          }
          d3_layout_treeShift(node);
          var midpoint = .5 * (firstChild._tree.prelim + child._tree.prelim);
          if (previousSibling) {
            layout.prelim = previousSibling._tree.prelim + separation(node, previousSibling);
            layout.mod = layout.prelim - midpoint;
          } else {
            layout.prelim = midpoint;
          }
        } else {
          if (previousSibling) {
            layout.prelim = previousSibling._tree.prelim + separation(node, previousSibling);
          }
        }
      }
      function secondWalk(node, x) {
        node.x = node._tree.prelim + x;
        var children = node.children;
        if (children && (n = children.length)) {
          var i = -1, n;
          x += node._tree.mod;
          while (++i < n) {
            secondWalk(children[i], x);
          }
        }
      }
      function apportion(node, previousSibling, ancestor) {
        if (previousSibling) {
          var vip = node, vop = node, vim = previousSibling, vom = node.parent.children[0], sip = vip._tree.mod, sop = vop._tree.mod, sim = vim._tree.mod, som = vom._tree.mod, shift;
          while (vim = d3_layout_treeRight(vim), vip = d3_layout_treeLeft(vip), vim && vip) {
            vom = d3_layout_treeLeft(vom);
            vop = d3_layout_treeRight(vop);
            vop._tree.ancestor = node;
            shift = vim._tree.prelim + sim - vip._tree.prelim - sip + separation(vim, vip);
            if (shift > 0) {
              d3_layout_treeMove(d3_layout_treeAncestor(vim, node, ancestor), node, shift);
              sip += shift;
              sop += shift;
            }
            sim += vim._tree.mod;
            sip += vip._tree.mod;
            som += vom._tree.mod;
            sop += vop._tree.mod;
          }
          if (vim && !d3_layout_treeRight(vop)) {
            vop._tree.thread = vim;
            vop._tree.mod += sim - sop;
          }
          if (vip && !d3_layout_treeLeft(vom)) {
            vom._tree.thread = vip;
            vom._tree.mod += sip - som;
            ancestor = node;
          }
        }
        return ancestor;
      }
      d3_layout_treeVisitAfter(root, function(node, previousSibling) {
        node._tree = {
          ancestor: node,
          prelim: 0,
          mod: 0,
          change: 0,
          shift: 0,
          number: previousSibling ? previousSibling._tree.number + 1 : 0
        };
      });
      firstWalk(root);
      secondWalk(root, -root._tree.prelim);
      var left = d3_layout_treeSearch(root, d3_layout_treeLeftmost), right = d3_layout_treeSearch(root, d3_layout_treeRightmost), deep = d3_layout_treeSearch(root, d3_layout_treeDeepest), x0 = left.x - separation(left, right) / 2, x1 = right.x + separation(right, left) / 2, y1 = deep.depth || 1;
      d3_layout_treeVisitAfter(root, nodeSize ? function(node) {
        node.x *= size[0];
        node.y = node.depth * size[1];
        delete node._tree;
      } : function(node) {
        node.x = (node.x - x0) / (x1 - x0) * size[0];
        node.y = node.depth / y1 * size[1];
        delete node._tree;
      });
      return nodes;
    }
    tree.separation = function(x) {
      if (!arguments.length) return separation;
      separation = x;
      return tree;
    };
    tree.size = function(x) {
      if (!arguments.length) return nodeSize ? null : size;
      nodeSize = (size = x) == null;
      return tree;
    };
    tree.nodeSize = function(x) {
      if (!arguments.length) return nodeSize ? size : null;
      nodeSize = (size = x) != null;
      return tree;
    };
    return d3_layout_hierarchyRebind(tree, hierarchy);
  };
  function d3_layout_treeSeparation(a, b) {
    return a.parent == b.parent ? 1 : 2;
  }
  function d3_layout_treeLeft(node) {
    var children = node.children;
    return children && children.length ? children[0] : node._tree.thread;
  }
  function d3_layout_treeRight(node) {
    var children = node.children, n;
    return children && (n = children.length) ? children[n - 1] : node._tree.thread;
  }
  function d3_layout_treeSearch(node, compare) {
    var children = node.children;
    if (children && (n = children.length)) {
      var child, n, i = -1;
      while (++i < n) {
        if (compare(child = d3_layout_treeSearch(children[i], compare), node) > 0) {
          node = child;
        }
      }
    }
    return node;
  }
  function d3_layout_treeRightmost(a, b) {
    return a.x - b.x;
  }
  function d3_layout_treeLeftmost(a, b) {
    return b.x - a.x;
  }
  function d3_layout_treeDeepest(a, b) {
    return a.depth - b.depth;
  }
  function d3_layout_treeVisitAfter(node, callback) {
    function visit(node, previousSibling) {
      var children = node.children;
      if (children && (n = children.length)) {
        var child, previousChild = null, i = -1, n;
        while (++i < n) {
          child = children[i];
          visit(child, previousChild);
          previousChild = child;
        }
      }
      callback(node, previousSibling);
    }
    visit(node, null);
  }
  function d3_layout_treeShift(node) {
    var shift = 0, change = 0, children = node.children, i = children.length, child;
    while (--i >= 0) {
      child = children[i]._tree;
      child.prelim += shift;
      child.mod += shift;
      shift += child.shift + (change += child.change);
    }
  }
  function d3_layout_treeMove(ancestor, node, shift) {
    ancestor = ancestor._tree;
    node = node._tree;
    var change = shift / (node.number - ancestor.number);
    ancestor.change += change;
    node.change -= change;
    node.shift += shift;
    node.prelim += shift;
    node.mod += shift;
  }
  function d3_layout_treeAncestor(vim, node, ancestor) {
    return vim._tree.ancestor.parent == node.parent ? vim._tree.ancestor : ancestor;
  }
  d3.layout.pack = function() {
    var hierarchy = d3.layout.hierarchy().sort(d3_layout_packSort), padding = 0, size = [ 1, 1 ], radius;
    function pack(d, i) {
      var nodes = hierarchy.call(this, d, i), root = nodes[0], w = size[0], h = size[1], r = radius == null ? Math.sqrt : typeof radius === "function" ? radius : function() {
        return radius;
      };
      root.x = root.y = 0;
      d3_layout_treeVisitAfter(root, function(d) {
        d.r = +r(d.value);
      });
      d3_layout_treeVisitAfter(root, d3_layout_packSiblings);
      if (padding) {
        var dr = padding * (radius ? 1 : Math.max(2 * root.r / w, 2 * root.r / h)) / 2;
        d3_layout_treeVisitAfter(root, function(d) {
          d.r += dr;
        });
        d3_layout_treeVisitAfter(root, d3_layout_packSiblings);
        d3_layout_treeVisitAfter(root, function(d) {
          d.r -= dr;
        });
      }
      d3_layout_packTransform(root, w / 2, h / 2, radius ? 1 : 1 / Math.max(2 * root.r / w, 2 * root.r / h));
      return nodes;
    }
    pack.size = function(_) {
      if (!arguments.length) return size;
      size = _;
      return pack;
    };
    pack.radius = function(_) {
      if (!arguments.length) return radius;
      radius = _ == null || typeof _ === "function" ? _ : +_;
      return pack;
    };
    pack.padding = function(_) {
      if (!arguments.length) return padding;
      padding = +_;
      return pack;
    };
    return d3_layout_hierarchyRebind(pack, hierarchy);
  };
  function d3_layout_packSort(a, b) {
    return a.value - b.value;
  }
  function d3_layout_packInsert(a, b) {
    var c = a._pack_next;
    a._pack_next = b;
    b._pack_prev = a;
    b._pack_next = c;
    c._pack_prev = b;
  }
  function d3_layout_packSplice(a, b) {
    a._pack_next = b;
    b._pack_prev = a;
  }
  function d3_layout_packIntersects(a, b) {
    var dx = b.x - a.x, dy = b.y - a.y, dr = a.r + b.r;
    return .999 * dr * dr > dx * dx + dy * dy;
  }
  function d3_layout_packSiblings(node) {
    if (!(nodes = node.children) || !(n = nodes.length)) return;
    var nodes, xMin = Infinity, xMax = -Infinity, yMin = Infinity, yMax = -Infinity, a, b, c, i, j, k, n;
    function bound(node) {
      xMin = Math.min(node.x - node.r, xMin);
      xMax = Math.max(node.x + node.r, xMax);
      yMin = Math.min(node.y - node.r, yMin);
      yMax = Math.max(node.y + node.r, yMax);
    }
    nodes.forEach(d3_layout_packLink);
    a = nodes[0];
    a.x = -a.r;
    a.y = 0;
    bound(a);
    if (n > 1) {
      b = nodes[1];
      b.x = b.r;
      b.y = 0;
      bound(b);
      if (n > 2) {
        c = nodes[2];
        d3_layout_packPlace(a, b, c);
        bound(c);
        d3_layout_packInsert(a, c);
        a._pack_prev = c;
        d3_layout_packInsert(c, b);
        b = a._pack_next;
        for (i = 3; i < n; i++) {
          d3_layout_packPlace(a, b, c = nodes[i]);
          var isect = 0, s1 = 1, s2 = 1;
          for (j = b._pack_next; j !== b; j = j._pack_next, s1++) {
            if (d3_layout_packIntersects(j, c)) {
              isect = 1;
              break;
            }
          }
          if (isect == 1) {
            for (k = a._pack_prev; k !== j._pack_prev; k = k._pack_prev, s2++) {
              if (d3_layout_packIntersects(k, c)) {
                break;
              }
            }
          }
          if (isect) {
            if (s1 < s2 || s1 == s2 && b.r < a.r) d3_layout_packSplice(a, b = j); else d3_layout_packSplice(a = k, b);
            i--;
          } else {
            d3_layout_packInsert(a, c);
            b = c;
            bound(c);
          }
        }
      }
    }
    var cx = (xMin + xMax) / 2, cy = (yMin + yMax) / 2, cr = 0;
    for (i = 0; i < n; i++) {
      c = nodes[i];
      c.x -= cx;
      c.y -= cy;
      cr = Math.max(cr, c.r + Math.sqrt(c.x * c.x + c.y * c.y));
    }
    node.r = cr;
    nodes.forEach(d3_layout_packUnlink);
  }
  function d3_layout_packLink(node) {
    node._pack_next = node._pack_prev = node;
  }
  function d3_layout_packUnlink(node) {
    delete node._pack_next;
    delete node._pack_prev;
  }
  function d3_layout_packTransform(node, x, y, k) {
    var children = node.children;
    node.x = x += k * node.x;
    node.y = y += k * node.y;
    node.r *= k;
    if (children) {
      var i = -1, n = children.length;
      while (++i < n) d3_layout_packTransform(children[i], x, y, k);
    }
  }
  function d3_layout_packPlace(a, b, c) {
    var db = a.r + c.r, dx = b.x - a.x, dy = b.y - a.y;
    if (db && (dx || dy)) {
      var da = b.r + c.r, dc = dx * dx + dy * dy;
      da *= da;
      db *= db;
      var x = .5 + (db - da) / (2 * dc), y = Math.sqrt(Math.max(0, 2 * da * (db + dc) - (db -= dc) * db - da * da)) / (2 * dc);
      c.x = a.x + x * dx + y * dy;
      c.y = a.y + x * dy - y * dx;
    } else {
      c.x = a.x + db;
      c.y = a.y;
    }
  }
  d3.layout.cluster = function() {
    var hierarchy = d3.layout.hierarchy().sort(null).value(null), separation = d3_layout_treeSeparation, size = [ 1, 1 ], nodeSize = false;
    function cluster(d, i) {
      var nodes = hierarchy.call(this, d, i), root = nodes[0], previousNode, x = 0;
      d3_layout_treeVisitAfter(root, function(node) {
        var children = node.children;
        if (children && children.length) {
          node.x = d3_layout_clusterX(children);
          node.y = d3_layout_clusterY(children);
        } else {
          node.x = previousNode ? x += separation(node, previousNode) : 0;
          node.y = 0;
          previousNode = node;
        }
      });
      var left = d3_layout_clusterLeft(root), right = d3_layout_clusterRight(root), x0 = left.x - separation(left, right) / 2, x1 = right.x + separation(right, left) / 2;
      d3_layout_treeVisitAfter(root, nodeSize ? function(node) {
        node.x = (node.x - root.x) * size[0];
        node.y = (root.y - node.y) * size[1];
      } : function(node) {
        node.x = (node.x - x0) / (x1 - x0) * size[0];
        node.y = (1 - (root.y ? node.y / root.y : 1)) * size[1];
      });
      return nodes;
    }
    cluster.separation = function(x) {
      if (!arguments.length) return separation;
      separation = x;
      return cluster;
    };
    cluster.size = function(x) {
      if (!arguments.length) return nodeSize ? null : size;
      nodeSize = (size = x) == null;
      return cluster;
    };
    cluster.nodeSize = function(x) {
      if (!arguments.length) return nodeSize ? size : null;
      nodeSize = (size = x) != null;
      return cluster;
    };
    return d3_layout_hierarchyRebind(cluster, hierarchy);
  };
  function d3_layout_clusterY(children) {
    return 1 + d3.max(children, function(child) {
      return child.y;
    });
  }
  function d3_layout_clusterX(children) {
    return children.reduce(function(x, child) {
      return x + child.x;
    }, 0) / children.length;
  }
  function d3_layout_clusterLeft(node) {
    var children = node.children;
    return children && children.length ? d3_layout_clusterLeft(children[0]) : node;
  }
  function d3_layout_clusterRight(node) {
    var children = node.children, n;
    return children && (n = children.length) ? d3_layout_clusterRight(children[n - 1]) : node;
  }
  d3.layout.treemap = function() {
    var hierarchy = d3.layout.hierarchy(), round = Math.round, size = [ 1, 1 ], padding = null, pad = d3_layout_treemapPadNull, sticky = false, stickies, mode = "squarify", ratio = .5 * (1 + Math.sqrt(5));
    function scale(children, k) {
      var i = -1, n = children.length, child, area;
      while (++i < n) {
        area = (child = children[i]).value * (k < 0 ? 0 : k);
        child.area = isNaN(area) || area <= 0 ? 0 : area;
      }
    }
    function squarify(node) {
      var children = node.children;
      if (children && children.length) {
        var rect = pad(node), row = [], remaining = children.slice(), child, best = Infinity, score, u = mode === "slice" ? rect.dx : mode === "dice" ? rect.dy : mode === "slice-dice" ? node.depth & 1 ? rect.dy : rect.dx : Math.min(rect.dx, rect.dy), n;
        scale(remaining, rect.dx * rect.dy / node.value);
        row.area = 0;
        while ((n = remaining.length) > 0) {
          row.push(child = remaining[n - 1]);
          row.area += child.area;
          if (mode !== "squarify" || (score = worst(row, u)) <= best) {
            remaining.pop();
            best = score;
          } else {
            row.area -= row.pop().area;
            position(row, u, rect, false);
            u = Math.min(rect.dx, rect.dy);
            row.length = row.area = 0;
            best = Infinity;
          }
        }
        if (row.length) {
          position(row, u, rect, true);
          row.length = row.area = 0;
        }
        children.forEach(squarify);
      }
    }
    function stickify(node) {
      var children = node.children;
      if (children && children.length) {
        var rect = pad(node), remaining = children.slice(), child, row = [];
        scale(remaining, rect.dx * rect.dy / node.value);
        row.area = 0;
        while (child = remaining.pop()) {
          row.push(child);
          row.area += child.area;
          if (child.z != null) {
            position(row, child.z ? rect.dx : rect.dy, rect, !remaining.length);
            row.length = row.area = 0;
          }
        }
        children.forEach(stickify);
      }
    }
    function worst(row, u) {
      var s = row.area, r, rmax = 0, rmin = Infinity, i = -1, n = row.length;
      while (++i < n) {
        if (!(r = row[i].area)) continue;
        if (r < rmin) rmin = r;
        if (r > rmax) rmax = r;
      }
      s *= s;
      u *= u;
      return s ? Math.max(u * rmax * ratio / s, s / (u * rmin * ratio)) : Infinity;
    }
    function position(row, u, rect, flush) {
      var i = -1, n = row.length, x = rect.x, y = rect.y, v = u ? round(row.area / u) : 0, o;
      if (u == rect.dx) {
        if (flush || v > rect.dy) v = rect.dy;
        while (++i < n) {
          o = row[i];
          o.x = x;
          o.y = y;
          o.dy = v;
          x += o.dx = Math.min(rect.x + rect.dx - x, v ? round(o.area / v) : 0);
        }
        o.z = true;
        o.dx += rect.x + rect.dx - x;
        rect.y += v;
        rect.dy -= v;
      } else {
        if (flush || v > rect.dx) v = rect.dx;
        while (++i < n) {
          o = row[i];
          o.x = x;
          o.y = y;
          o.dx = v;
          y += o.dy = Math.min(rect.y + rect.dy - y, v ? round(o.area / v) : 0);
        }
        o.z = false;
        o.dy += rect.y + rect.dy - y;
        rect.x += v;
        rect.dx -= v;
      }
    }
    function treemap(d) {
      var nodes = stickies || hierarchy(d), root = nodes[0];
      root.x = 0;
      root.y = 0;
      root.dx = size[0];
      root.dy = size[1];
      if (stickies) hierarchy.revalue(root);
      scale([ root ], root.dx * root.dy / root.value);
      (stickies ? stickify : squarify)(root);
      if (sticky) stickies = nodes;
      return nodes;
    }
    treemap.size = function(x) {
      if (!arguments.length) return size;
      size = x;
      return treemap;
    };
    treemap.padding = function(x) {
      if (!arguments.length) return padding;
      function padFunction(node) {
        var p = x.call(treemap, node, node.depth);
        return p == null ? d3_layout_treemapPadNull(node) : d3_layout_treemapPad(node, typeof p === "number" ? [ p, p, p, p ] : p);
      }
      function padConstant(node) {
        return d3_layout_treemapPad(node, x);
      }
      var type;
      pad = (padding = x) == null ? d3_layout_treemapPadNull : (type = typeof x) === "function" ? padFunction : type === "number" ? (x = [ x, x, x, x ], 
      padConstant) : padConstant;
      return treemap;
    };
    treemap.round = function(x) {
      if (!arguments.length) return round != Number;
      round = x ? Math.round : Number;
      return treemap;
    };
    treemap.sticky = function(x) {
      if (!arguments.length) return sticky;
      sticky = x;
      stickies = null;
      return treemap;
    };
    treemap.ratio = function(x) {
      if (!arguments.length) return ratio;
      ratio = x;
      return treemap;
    };
    treemap.mode = function(x) {
      if (!arguments.length) return mode;
      mode = x + "";
      return treemap;
    };
    return d3_layout_hierarchyRebind(treemap, hierarchy);
  };
  function d3_layout_treemapPadNull(node) {
    return {
      x: node.x,
      y: node.y,
      dx: node.dx,
      dy: node.dy
    };
  }
  function d3_layout_treemapPad(node, padding) {
    var x = node.x + padding[3], y = node.y + padding[0], dx = node.dx - padding[1] - padding[3], dy = node.dy - padding[0] - padding[2];
    if (dx < 0) {
      x += dx / 2;
      dx = 0;
    }
    if (dy < 0) {
      y += dy / 2;
      dy = 0;
    }
    return {
      x: x,
      y: y,
      dx: dx,
      dy: dy
    };
  }
  d3.random = {
    normal: function(µ, σ) {
      var n = arguments.length;
      if (n < 2) σ = 1;
      if (n < 1) µ = 0;
      return function() {
        var x, y, r;
        do {
          x = Math.random() * 2 - 1;
          y = Math.random() * 2 - 1;
          r = x * x + y * y;
        } while (!r || r > 1);
        return µ + σ * x * Math.sqrt(-2 * Math.log(r) / r);
      };
    },
    logNormal: function() {
      var random = d3.random.normal.apply(d3, arguments);
      return function() {
        return Math.exp(random());
      };
    },
    irwinHall: function(m) {
      return function() {
        for (var s = 0, j = 0; j < m; j++) s += Math.random();
        return s / m;
      };
    }
  };
  d3.scale = {};
  function d3_scaleExtent(domain) {
    var start = domain[0], stop = domain[domain.length - 1];
    return start < stop ? [ start, stop ] : [ stop, start ];
  }
  function d3_scaleRange(scale) {
    return scale.rangeExtent ? scale.rangeExtent() : d3_scaleExtent(scale.range());
  }
  function d3_scale_bilinear(domain, range, uninterpolate, interpolate) {
    var u = uninterpolate(domain[0], domain[1]), i = interpolate(range[0], range[1]);
    return function(x) {
      return i(u(x));
    };
  }
  function d3_scale_nice(domain, nice) {
    var i0 = 0, i1 = domain.length - 1, x0 = domain[i0], x1 = domain[i1], dx;
    if (x1 < x0) {
      dx = i0, i0 = i1, i1 = dx;
      dx = x0, x0 = x1, x1 = dx;
    }
    domain[i0] = nice.floor(x0);
    domain[i1] = nice.ceil(x1);
    return domain;
  }
  function d3_scale_niceStep(step) {
    return step ? {
      floor: function(x) {
        return Math.floor(x / step) * step;
      },
      ceil: function(x) {
        return Math.ceil(x / step) * step;
      }
    } : d3_scale_niceIdentity;
  }
  var d3_scale_niceIdentity = {
    floor: d3_identity,
    ceil: d3_identity
  };
  function d3_scale_polylinear(domain, range, uninterpolate, interpolate) {
    var u = [], i = [], j = 0, k = Math.min(domain.length, range.length) - 1;
    if (domain[k] < domain[0]) {
      domain = domain.slice().reverse();
      range = range.slice().reverse();
    }
    while (++j <= k) {
      u.push(uninterpolate(domain[j - 1], domain[j]));
      i.push(interpolate(range[j - 1], range[j]));
    }
    return function(x) {
      var j = d3.bisect(domain, x, 1, k) - 1;
      return i[j](u[j](x));
    };
  }
  d3.scale.linear = function() {
    return d3_scale_linear([ 0, 1 ], [ 0, 1 ], d3_interpolate, false);
  };
  function d3_scale_linear(domain, range, interpolate, clamp) {
    var output, input;
    function rescale() {
      var linear = Math.min(domain.length, range.length) > 2 ? d3_scale_polylinear : d3_scale_bilinear, uninterpolate = clamp ? d3_uninterpolateClamp : d3_uninterpolateNumber;
      output = linear(domain, range, uninterpolate, interpolate);
      input = linear(range, domain, uninterpolate, d3_interpolate);
      return scale;
    }
    function scale(x) {
      return output(x);
    }
    scale.invert = function(y) {
      return input(y);
    };
    scale.domain = function(x) {
      if (!arguments.length) return domain;
      domain = x.map(Number);
      return rescale();
    };
    scale.range = function(x) {
      if (!arguments.length) return range;
      range = x;
      return rescale();
    };
    scale.rangeRound = function(x) {
      return scale.range(x).interpolate(d3_interpolateRound);
    };
    scale.clamp = function(x) {
      if (!arguments.length) return clamp;
      clamp = x;
      return rescale();
    };
    scale.interpolate = function(x) {
      if (!arguments.length) return interpolate;
      interpolate = x;
      return rescale();
    };
    scale.ticks = function(m) {
      return d3_scale_linearTicks(domain, m);
    };
    scale.tickFormat = function(m, format) {
      return d3_scale_linearTickFormat(domain, m, format);
    };
    scale.nice = function(m) {
      d3_scale_linearNice(domain, m);
      return rescale();
    };
    scale.copy = function() {
      return d3_scale_linear(domain, range, interpolate, clamp);
    };
    return rescale();
  }
  function d3_scale_linearRebind(scale, linear) {
    return d3.rebind(scale, linear, "range", "rangeRound", "interpolate", "clamp");
  }
  function d3_scale_linearNice(domain, m) {
    return d3_scale_nice(domain, d3_scale_niceStep(d3_scale_linearTickRange(domain, m)[2]));
  }
  function d3_scale_linearTickRange(domain, m) {
    if (m == null) m = 10;
    var extent = d3_scaleExtent(domain), span = extent[1] - extent[0], step = Math.pow(10, Math.floor(Math.log(span / m) / Math.LN10)), err = m / span * step;
    if (err <= .15) step *= 10; else if (err <= .35) step *= 5; else if (err <= .75) step *= 2;
    extent[0] = Math.ceil(extent[0] / step) * step;
    extent[1] = Math.floor(extent[1] / step) * step + step * .5;
    extent[2] = step;
    return extent;
  }
  function d3_scale_linearTicks(domain, m) {
    return d3.range.apply(d3, d3_scale_linearTickRange(domain, m));
  }
  function d3_scale_linearTickFormat(domain, m, format) {
    var precision = -Math.floor(Math.log(d3_scale_linearTickRange(domain, m)[2]) / Math.LN10 + .01);
    return d3.format(format ? format.replace(d3_format_re, function(a, b, c, d, e, f, g, h, i, j) {
      return [ b, c, d, e, f, g, h, i || "." + (precision - (j === "%") * 2), j ].join("");
    }) : ",." + precision + "f");
  }
  d3.scale.log = function() {
    return d3_scale_log(d3.scale.linear().domain([ 0, 1 ]), 10, true, [ 1, 10 ]);
  };
  function d3_scale_log(linear, base, positive, domain) {
    function log(x) {
      return (positive ? Math.log(x < 0 ? 0 : x) : -Math.log(x > 0 ? 0 : -x)) / Math.log(base);
    }
    function pow(x) {
      return positive ? Math.pow(base, x) : -Math.pow(base, -x);
    }
    function scale(x) {
      return linear(log(x));
    }
    scale.invert = function(x) {
      return pow(linear.invert(x));
    };
    scale.domain = function(x) {
      if (!arguments.length) return domain;
      positive = x[0] >= 0;
      linear.domain((domain = x.map(Number)).map(log));
      return scale;
    };
    scale.base = function(_) {
      if (!arguments.length) return base;
      base = +_;
      linear.domain(domain.map(log));
      return scale;
    };
    scale.nice = function() {
      var niced = d3_scale_nice(domain.map(log), positive ? Math : d3_scale_logNiceNegative);
      linear.domain(niced);
      domain = niced.map(pow);
      return scale;
    };
    scale.ticks = function() {
      var extent = d3_scaleExtent(domain), ticks = [], u = extent[0], v = extent[1], i = Math.floor(log(u)), j = Math.ceil(log(v)), n = base % 1 ? 2 : base;
      if (isFinite(j - i)) {
        if (positive) {
          for (;i < j; i++) for (var k = 1; k < n; k++) ticks.push(pow(i) * k);
          ticks.push(pow(i));
        } else {
          ticks.push(pow(i));
          for (;i++ < j; ) for (var k = n - 1; k > 0; k--) ticks.push(pow(i) * k);
        }
        for (i = 0; ticks[i] < u; i++) {}
        for (j = ticks.length; ticks[j - 1] > v; j--) {}
        ticks = ticks.slice(i, j);
      }
      return ticks;
    };
    scale.tickFormat = function(n, format) {
      if (!arguments.length) return d3_scale_logFormat;
      if (arguments.length < 2) format = d3_scale_logFormat; else if (typeof format !== "function") format = d3.format(format);
      var k = Math.max(.1, n / scale.ticks().length), f = positive ? (e = 1e-12, Math.ceil) : (e = -1e-12, 
      Math.floor), e;
      return function(d) {
        return d / pow(f(log(d) + e)) <= k ? format(d) : "";
      };
    };
    scale.copy = function() {
      return d3_scale_log(linear.copy(), base, positive, domain);
    };
    return d3_scale_linearRebind(scale, linear);
  }
  var d3_scale_logFormat = d3.format(".0e"), d3_scale_logNiceNegative = {
    floor: function(x) {
      return -Math.ceil(-x);
    },
    ceil: function(x) {
      return -Math.floor(-x);
    }
  };
  d3.scale.pow = function() {
    return d3_scale_pow(d3.scale.linear(), 1, [ 0, 1 ]);
  };
  function d3_scale_pow(linear, exponent, domain) {
    var powp = d3_scale_powPow(exponent), powb = d3_scale_powPow(1 / exponent);
    function scale(x) {
      return linear(powp(x));
    }
    scale.invert = function(x) {
      return powb(linear.invert(x));
    };
    scale.domain = function(x) {
      if (!arguments.length) return domain;
      linear.domain((domain = x.map(Number)).map(powp));
      return scale;
    };
    scale.ticks = function(m) {
      return d3_scale_linearTicks(domain, m);
    };
    scale.tickFormat = function(m, format) {
      return d3_scale_linearTickFormat(domain, m, format);
    };
    scale.nice = function(m) {
      return scale.domain(d3_scale_linearNice(domain, m));
    };
    scale.exponent = function(x) {
      if (!arguments.length) return exponent;
      powp = d3_scale_powPow(exponent = x);
      powb = d3_scale_powPow(1 / exponent);
      linear.domain(domain.map(powp));
      return scale;
    };
    scale.copy = function() {
      return d3_scale_pow(linear.copy(), exponent, domain);
    };
    return d3_scale_linearRebind(scale, linear);
  }
  function d3_scale_powPow(e) {
    return function(x) {
      return x < 0 ? -Math.pow(-x, e) : Math.pow(x, e);
    };
  }
  d3.scale.sqrt = function() {
    return d3.scale.pow().exponent(.5);
  };
  d3.scale.ordinal = function() {
    return d3_scale_ordinal([], {
      t: "range",
      a: [ [] ]
    });
  };
  function d3_scale_ordinal(domain, ranger) {
    var index, range, rangeBand;
    function scale(x) {
      return range[((index.get(x) || ranger.t === "range" && index.set(x, domain.push(x))) - 1) % range.length];
    }
    function steps(start, step) {
      return d3.range(domain.length).map(function(i) {
        return start + step * i;
      });
    }
    scale.domain = function(x) {
      if (!arguments.length) return domain;
      domain = [];
      index = new d3_Map();
      var i = -1, n = x.length, xi;
      while (++i < n) if (!index.has(xi = x[i])) index.set(xi, domain.push(xi));
      return scale[ranger.t].apply(scale, ranger.a);
    };
    scale.range = function(x) {
      if (!arguments.length) return range;
      range = x;
      rangeBand = 0;
      ranger = {
        t: "range",
        a: arguments
      };
      return scale;
    };
    scale.rangePoints = function(x, padding) {
      if (arguments.length < 2) padding = 0;
      var start = x[0], stop = x[1], step = (stop - start) / (Math.max(1, domain.length - 1) + padding);
      range = steps(domain.length < 2 ? (start + stop) / 2 : start + step * padding / 2, step);
      rangeBand = 0;
      ranger = {
        t: "rangePoints",
        a: arguments
      };
      return scale;
    };
    scale.rangeBands = function(x, padding, outerPadding) {
      if (arguments.length < 2) padding = 0;
      if (arguments.length < 3) outerPadding = padding;
      var reverse = x[1] < x[0], start = x[reverse - 0], stop = x[1 - reverse], step = (stop - start) / (domain.length - padding + 2 * outerPadding);
      range = steps(start + step * outerPadding, step);
      if (reverse) range.reverse();
      rangeBand = step * (1 - padding);
      ranger = {
        t: "rangeBands",
        a: arguments
      };
      return scale;
    };
    scale.rangeRoundBands = function(x, padding, outerPadding) {
      if (arguments.length < 2) padding = 0;
      if (arguments.length < 3) outerPadding = padding;
      var reverse = x[1] < x[0], start = x[reverse - 0], stop = x[1 - reverse], step = Math.floor((stop - start) / (domain.length - padding + 2 * outerPadding)), error = stop - start - (domain.length - padding) * step;
      range = steps(start + Math.round(error / 2), step);
      if (reverse) range.reverse();
      rangeBand = Math.round(step * (1 - padding));
      ranger = {
        t: "rangeRoundBands",
        a: arguments
      };
      return scale;
    };
    scale.rangeBand = function() {
      return rangeBand;
    };
    scale.rangeExtent = function() {
      return d3_scaleExtent(ranger.a[0]);
    };
    scale.copy = function() {
      return d3_scale_ordinal(domain, ranger);
    };
    return scale.domain(domain);
  }
  d3.scale.category10 = function() {
    return d3.scale.ordinal().range(d3_category10);
  };
  d3.scale.category20 = function() {
    return d3.scale.ordinal().range(d3_category20);
  };
  d3.scale.category20b = function() {
    return d3.scale.ordinal().range(d3_category20b);
  };
  d3.scale.category20c = function() {
    return d3.scale.ordinal().range(d3_category20c);
  };
  var d3_category10 = [ 2062260, 16744206, 2924588, 14034728, 9725885, 9197131, 14907330, 8355711, 12369186, 1556175 ].map(d3_rgbString);
  var d3_category20 = [ 2062260, 11454440, 16744206, 16759672, 2924588, 10018698, 14034728, 16750742, 9725885, 12955861, 9197131, 12885140, 14907330, 16234194, 8355711, 13092807, 12369186, 14408589, 1556175, 10410725 ].map(d3_rgbString);
  var d3_category20b = [ 3750777, 5395619, 7040719, 10264286, 6519097, 9216594, 11915115, 13556636, 9202993, 12426809, 15186514, 15190932, 8666169, 11356490, 14049643, 15177372, 8077683, 10834324, 13528509, 14589654 ].map(d3_rgbString);
  var d3_category20c = [ 3244733, 7057110, 10406625, 13032431, 15095053, 16616764, 16625259, 16634018, 3253076, 7652470, 10607003, 13101504, 7695281, 10394312, 12369372, 14342891, 6513507, 9868950, 12434877, 14277081 ].map(d3_rgbString);
  d3.scale.quantile = function() {
    return d3_scale_quantile([], []);
  };
  function d3_scale_quantile(domain, range) {
    var thresholds;
    function rescale() {
      var k = 0, q = range.length;
      thresholds = [];
      while (++k < q) thresholds[k - 1] = d3.quantile(domain, k / q);
      return scale;
    }
    function scale(x) {
      if (!isNaN(x = +x)) return range[d3.bisect(thresholds, x)];
    }
    scale.domain = function(x) {
      if (!arguments.length) return domain;
      domain = x.filter(function(d) {
        return !isNaN(d);
      }).sort(d3.ascending);
      return rescale();
    };
    scale.range = function(x) {
      if (!arguments.length) return range;
      range = x;
      return rescale();
    };
    scale.quantiles = function() {
      return thresholds;
    };
    scale.invertExtent = function(y) {
      y = range.indexOf(y);
      return y < 0 ? [ NaN, NaN ] : [ y > 0 ? thresholds[y - 1] : domain[0], y < thresholds.length ? thresholds[y] : domain[domain.length - 1] ];
    };
    scale.copy = function() {
      return d3_scale_quantile(domain, range);
    };
    return rescale();
  }
  d3.scale.quantize = function() {
    return d3_scale_quantize(0, 1, [ 0, 1 ]);
  };
  function d3_scale_quantize(x0, x1, range) {
    var kx, i;
    function scale(x) {
      return range[Math.max(0, Math.min(i, Math.floor(kx * (x - x0))))];
    }
    function rescale() {
      kx = range.length / (x1 - x0);
      i = range.length - 1;
      return scale;
    }
    scale.domain = function(x) {
      if (!arguments.length) return [ x0, x1 ];
      x0 = +x[0];
      x1 = +x[x.length - 1];
      return rescale();
    };
    scale.range = function(x) {
      if (!arguments.length) return range;
      range = x;
      return rescale();
    };
    scale.invertExtent = function(y) {
      y = range.indexOf(y);
      y = y < 0 ? NaN : y / kx + x0;
      return [ y, y + 1 / kx ];
    };
    scale.copy = function() {
      return d3_scale_quantize(x0, x1, range);
    };
    return rescale();
  }
  d3.scale.threshold = function() {
    return d3_scale_threshold([ .5 ], [ 0, 1 ]);
  };
  function d3_scale_threshold(domain, range) {
    function scale(x) {
      if (x <= x) return range[d3.bisect(domain, x)];
    }
    scale.domain = function(_) {
      if (!arguments.length) return domain;
      domain = _;
      return scale;
    };
    scale.range = function(_) {
      if (!arguments.length) return range;
      range = _;
      return scale;
    };
    scale.invertExtent = function(y) {
      y = range.indexOf(y);
      return [ domain[y - 1], domain[y] ];
    };
    scale.copy = function() {
      return d3_scale_threshold(domain, range);
    };
    return scale;
  }
  d3.scale.identity = function() {
    return d3_scale_identity([ 0, 1 ]);
  };
  function d3_scale_identity(domain) {
    function identity(x) {
      return +x;
    }
    identity.invert = identity;
    identity.domain = identity.range = function(x) {
      if (!arguments.length) return domain;
      domain = x.map(identity);
      return identity;
    };
    identity.ticks = function(m) {
      return d3_scale_linearTicks(domain, m);
    };
    identity.tickFormat = function(m, format) {
      return d3_scale_linearTickFormat(domain, m, format);
    };
    identity.copy = function() {
      return d3_scale_identity(domain);
    };
    return identity;
  }
  d3.svg = {};
  d3.svg.arc = function() {
    var innerRadius = d3_svg_arcInnerRadius, outerRadius = d3_svg_arcOuterRadius, startAngle = d3_svg_arcStartAngle, endAngle = d3_svg_arcEndAngle;
    function arc() {
      var r0 = innerRadius.apply(this, arguments), r1 = outerRadius.apply(this, arguments), a0 = startAngle.apply(this, arguments) + d3_svg_arcOffset, a1 = endAngle.apply(this, arguments) + d3_svg_arcOffset, da = (a1 < a0 && (da = a0, 
      a0 = a1, a1 = da), a1 - a0), df = da < π ? "0" : "1", c0 = Math.cos(a0), s0 = Math.sin(a0), c1 = Math.cos(a1), s1 = Math.sin(a1);
      return da >= d3_svg_arcMax ? r0 ? "M0," + r1 + "A" + r1 + "," + r1 + " 0 1,1 0," + -r1 + "A" + r1 + "," + r1 + " 0 1,1 0," + r1 + "M0," + r0 + "A" + r0 + "," + r0 + " 0 1,0 0," + -r0 + "A" + r0 + "," + r0 + " 0 1,0 0," + r0 + "Z" : "M0," + r1 + "A" + r1 + "," + r1 + " 0 1,1 0," + -r1 + "A" + r1 + "," + r1 + " 0 1,1 0," + r1 + "Z" : r0 ? "M" + r1 * c0 + "," + r1 * s0 + "A" + r1 + "," + r1 + " 0 " + df + ",1 " + r1 * c1 + "," + r1 * s1 + "L" + r0 * c1 + "," + r0 * s1 + "A" + r0 + "," + r0 + " 0 " + df + ",0 " + r0 * c0 + "," + r0 * s0 + "Z" : "M" + r1 * c0 + "," + r1 * s0 + "A" + r1 + "," + r1 + " 0 " + df + ",1 " + r1 * c1 + "," + r1 * s1 + "L0,0" + "Z";
    }
    arc.innerRadius = function(v) {
      if (!arguments.length) return innerRadius;
      innerRadius = d3_functor(v);
      return arc;
    };
    arc.outerRadius = function(v) {
      if (!arguments.length) return outerRadius;
      outerRadius = d3_functor(v);
      return arc;
    };
    arc.startAngle = function(v) {
      if (!arguments.length) return startAngle;
      startAngle = d3_functor(v);
      return arc;
    };
    arc.endAngle = function(v) {
      if (!arguments.length) return endAngle;
      endAngle = d3_functor(v);
      return arc;
    };
    arc.centroid = function() {
      var r = (innerRadius.apply(this, arguments) + outerRadius.apply(this, arguments)) / 2, a = (startAngle.apply(this, arguments) + endAngle.apply(this, arguments)) / 2 + d3_svg_arcOffset;
      return [ Math.cos(a) * r, Math.sin(a) * r ];
    };
    return arc;
  };
  var d3_svg_arcOffset = -halfπ, d3_svg_arcMax = τ - ε;
  function d3_svg_arcInnerRadius(d) {
    return d.innerRadius;
  }
  function d3_svg_arcOuterRadius(d) {
    return d.outerRadius;
  }
  function d3_svg_arcStartAngle(d) {
    return d.startAngle;
  }
  function d3_svg_arcEndAngle(d) {
    return d.endAngle;
  }
  function d3_svg_line(projection) {
    var x = d3_geom_pointX, y = d3_geom_pointY, defined = d3_true, interpolate = d3_svg_lineLinear, interpolateKey = interpolate.key, tension = .7;
    function line(data) {
      var segments = [], points = [], i = -1, n = data.length, d, fx = d3_functor(x), fy = d3_functor(y);
      function segment() {
        segments.push("M", interpolate(projection(points), tension));
      }
      while (++i < n) {
        if (defined.call(this, d = data[i], i)) {
          points.push([ +fx.call(this, d, i), +fy.call(this, d, i) ]);
        } else if (points.length) {
          segment();
          points = [];
        }
      }
      if (points.length) segment();
      return segments.length ? segments.join("") : null;
    }
    line.x = function(_) {
      if (!arguments.length) return x;
      x = _;
      return line;
    };
    line.y = function(_) {
      if (!arguments.length) return y;
      y = _;
      return line;
    };
    line.defined = function(_) {
      if (!arguments.length) return defined;
      defined = _;
      return line;
    };
    line.interpolate = function(_) {
      if (!arguments.length) return interpolateKey;
      if (typeof _ === "function") interpolateKey = interpolate = _; else interpolateKey = (interpolate = d3_svg_lineInterpolators.get(_) || d3_svg_lineLinear).key;
      return line;
    };
    line.tension = function(_) {
      if (!arguments.length) return tension;
      tension = _;
      return line;
    };
    return line;
  }
  d3.svg.line = function() {
    return d3_svg_line(d3_identity);
  };
  var d3_svg_lineInterpolators = d3.map({
    linear: d3_svg_lineLinear,
    "linear-closed": d3_svg_lineLinearClosed,
    step: d3_svg_lineStep,
    "step-before": d3_svg_lineStepBefore,
    "step-after": d3_svg_lineStepAfter,
    basis: d3_svg_lineBasis,
    "basis-open": d3_svg_lineBasisOpen,
    "basis-closed": d3_svg_lineBasisClosed,
    bundle: d3_svg_lineBundle,
    cardinal: d3_svg_lineCardinal,
    "cardinal-open": d3_svg_lineCardinalOpen,
    "cardinal-closed": d3_svg_lineCardinalClosed,
    monotone: d3_svg_lineMonotone
  });
  d3_svg_lineInterpolators.forEach(function(key, value) {
    value.key = key;
    value.closed = /-closed$/.test(key);
  });
  function d3_svg_lineLinear(points) {
    return points.join("L");
  }
  function d3_svg_lineLinearClosed(points) {
    return d3_svg_lineLinear(points) + "Z";
  }
  function d3_svg_lineStep(points) {
    var i = 0, n = points.length, p = points[0], path = [ p[0], ",", p[1] ];
    while (++i < n) path.push("H", (p[0] + (p = points[i])[0]) / 2, "V", p[1]);
    if (n > 1) path.push("H", p[0]);
    return path.join("");
  }
  function d3_svg_lineStepBefore(points) {
    var i = 0, n = points.length, p = points[0], path = [ p[0], ",", p[1] ];
    while (++i < n) path.push("V", (p = points[i])[1], "H", p[0]);
    return path.join("");
  }
  function d3_svg_lineStepAfter(points) {
    var i = 0, n = points.length, p = points[0], path = [ p[0], ",", p[1] ];
    while (++i < n) path.push("H", (p = points[i])[0], "V", p[1]);
    return path.join("");
  }
  function d3_svg_lineCardinalOpen(points, tension) {
    return points.length < 4 ? d3_svg_lineLinear(points) : points[1] + d3_svg_lineHermite(points.slice(1, points.length - 1), d3_svg_lineCardinalTangents(points, tension));
  }
  function d3_svg_lineCardinalClosed(points, tension) {
    return points.length < 3 ? d3_svg_lineLinear(points) : points[0] + d3_svg_lineHermite((points.push(points[0]), 
    points), d3_svg_lineCardinalTangents([ points[points.length - 2] ].concat(points, [ points[1] ]), tension));
  }
  function d3_svg_lineCardinal(points, tension) {
    return points.length < 3 ? d3_svg_lineLinear(points) : points[0] + d3_svg_lineHermite(points, d3_svg_lineCardinalTangents(points, tension));
  }
  function d3_svg_lineHermite(points, tangents) {
    if (tangents.length < 1 || points.length != tangents.length && points.length != tangents.length + 2) {
      return d3_svg_lineLinear(points);
    }
    var quad = points.length != tangents.length, path = "", p0 = points[0], p = points[1], t0 = tangents[0], t = t0, pi = 1;
    if (quad) {
      path += "Q" + (p[0] - t0[0] * 2 / 3) + "," + (p[1] - t0[1] * 2 / 3) + "," + p[0] + "," + p[1];
      p0 = points[1];
      pi = 2;
    }
    if (tangents.length > 1) {
      t = tangents[1];
      p = points[pi];
      pi++;
      path += "C" + (p0[0] + t0[0]) + "," + (p0[1] + t0[1]) + "," + (p[0] - t[0]) + "," + (p[1] - t[1]) + "," + p[0] + "," + p[1];
      for (var i = 2; i < tangents.length; i++, pi++) {
        p = points[pi];
        t = tangents[i];
        path += "S" + (p[0] - t[0]) + "," + (p[1] - t[1]) + "," + p[0] + "," + p[1];
      }
    }
    if (quad) {
      var lp = points[pi];
      path += "Q" + (p[0] + t[0] * 2 / 3) + "," + (p[1] + t[1] * 2 / 3) + "," + lp[0] + "," + lp[1];
    }
    return path;
  }
  function d3_svg_lineCardinalTangents(points, tension) {
    var tangents = [], a = (1 - tension) / 2, p0, p1 = points[0], p2 = points[1], i = 1, n = points.length;
    while (++i < n) {
      p0 = p1;
      p1 = p2;
      p2 = points[i];
      tangents.push([ a * (p2[0] - p0[0]), a * (p2[1] - p0[1]) ]);
    }
    return tangents;
  }
  function d3_svg_lineBasis(points) {
    if (points.length < 3) return d3_svg_lineLinear(points);
    var i = 1, n = points.length, pi = points[0], x0 = pi[0], y0 = pi[1], px = [ x0, x0, x0, (pi = points[1])[0] ], py = [ y0, y0, y0, pi[1] ], path = [ x0, ",", y0, "L", d3_svg_lineDot4(d3_svg_lineBasisBezier3, px), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, py) ];
    points.push(points[n - 1]);
    while (++i <= n) {
      pi = points[i];
      px.shift();
      px.push(pi[0]);
      py.shift();
      py.push(pi[1]);
      d3_svg_lineBasisBezier(path, px, py);
    }
    points.pop();
    path.push("L", pi);
    return path.join("");
  }
  function d3_svg_lineBasisOpen(points) {
    if (points.length < 4) return d3_svg_lineLinear(points);
    var path = [], i = -1, n = points.length, pi, px = [ 0 ], py = [ 0 ];
    while (++i < 3) {
      pi = points[i];
      px.push(pi[0]);
      py.push(pi[1]);
    }
    path.push(d3_svg_lineDot4(d3_svg_lineBasisBezier3, px) + "," + d3_svg_lineDot4(d3_svg_lineBasisBezier3, py));
    --i;
    while (++i < n) {
      pi = points[i];
      px.shift();
      px.push(pi[0]);
      py.shift();
      py.push(pi[1]);
      d3_svg_lineBasisBezier(path, px, py);
    }
    return path.join("");
  }
  function d3_svg_lineBasisClosed(points) {
    var path, i = -1, n = points.length, m = n + 4, pi, px = [], py = [];
    while (++i < 4) {
      pi = points[i % n];
      px.push(pi[0]);
      py.push(pi[1]);
    }
    path = [ d3_svg_lineDot4(d3_svg_lineBasisBezier3, px), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, py) ];
    --i;
    while (++i < m) {
      pi = points[i % n];
      px.shift();
      px.push(pi[0]);
      py.shift();
      py.push(pi[1]);
      d3_svg_lineBasisBezier(path, px, py);
    }
    return path.join("");
  }
  function d3_svg_lineBundle(points, tension) {
    var n = points.length - 1;
    if (n) {
      var x0 = points[0][0], y0 = points[0][1], dx = points[n][0] - x0, dy = points[n][1] - y0, i = -1, p, t;
      while (++i <= n) {
        p = points[i];
        t = i / n;
        p[0] = tension * p[0] + (1 - tension) * (x0 + t * dx);
        p[1] = tension * p[1] + (1 - tension) * (y0 + t * dy);
      }
    }
    return d3_svg_lineBasis(points);
  }
  function d3_svg_lineDot4(a, b) {
    return a[0] * b[0] + a[1] * b[1] + a[2] * b[2] + a[3] * b[3];
  }
  var d3_svg_lineBasisBezier1 = [ 0, 2 / 3, 1 / 3, 0 ], d3_svg_lineBasisBezier2 = [ 0, 1 / 3, 2 / 3, 0 ], d3_svg_lineBasisBezier3 = [ 0, 1 / 6, 2 / 3, 1 / 6 ];
  function d3_svg_lineBasisBezier(path, x, y) {
    path.push("C", d3_svg_lineDot4(d3_svg_lineBasisBezier1, x), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier1, y), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier2, x), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier2, y), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, x), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, y));
  }
  function d3_svg_lineSlope(p0, p1) {
    return (p1[1] - p0[1]) / (p1[0] - p0[0]);
  }
  function d3_svg_lineFiniteDifferences(points) {
    var i = 0, j = points.length - 1, m = [], p0 = points[0], p1 = points[1], d = m[0] = d3_svg_lineSlope(p0, p1);
    while (++i < j) {
      m[i] = (d + (d = d3_svg_lineSlope(p0 = p1, p1 = points[i + 1]))) / 2;
    }
    m[i] = d;
    return m;
  }
  function d3_svg_lineMonotoneTangents(points) {
    var tangents = [], d, a, b, s, m = d3_svg_lineFiniteDifferences(points), i = -1, j = points.length - 1;
    while (++i < j) {
      d = d3_svg_lineSlope(points[i], points[i + 1]);
      if (abs(d) < ε) {
        m[i] = m[i + 1] = 0;
      } else {
        a = m[i] / d;
        b = m[i + 1] / d;
        s = a * a + b * b;
        if (s > 9) {
          s = d * 3 / Math.sqrt(s);
          m[i] = s * a;
          m[i + 1] = s * b;
        }
      }
    }
    i = -1;
    while (++i <= j) {
      s = (points[Math.min(j, i + 1)][0] - points[Math.max(0, i - 1)][0]) / (6 * (1 + m[i] * m[i]));
      tangents.push([ s || 0, m[i] * s || 0 ]);
    }
    return tangents;
  }
  function d3_svg_lineMonotone(points) {
    return points.length < 3 ? d3_svg_lineLinear(points) : points[0] + d3_svg_lineHermite(points, d3_svg_lineMonotoneTangents(points));
  }
  d3.svg.line.radial = function() {
    var line = d3_svg_line(d3_svg_lineRadial);
    line.radius = line.x, delete line.x;
    line.angle = line.y, delete line.y;
    return line;
  };
  function d3_svg_lineRadial(points) {
    var point, i = -1, n = points.length, r, a;
    while (++i < n) {
      point = points[i];
      r = point[0];
      a = point[1] + d3_svg_arcOffset;
      point[0] = r * Math.cos(a);
      point[1] = r * Math.sin(a);
    }
    return points;
  }
  function d3_svg_area(projection) {
    var x0 = d3_geom_pointX, x1 = d3_geom_pointX, y0 = 0, y1 = d3_geom_pointY, defined = d3_true, interpolate = d3_svg_lineLinear, interpolateKey = interpolate.key, interpolateReverse = interpolate, L = "L", tension = .7;
    function area(data) {
      var segments = [], points0 = [], points1 = [], i = -1, n = data.length, d, fx0 = d3_functor(x0), fy0 = d3_functor(y0), fx1 = x0 === x1 ? function() {
        return x;
      } : d3_functor(x1), fy1 = y0 === y1 ? function() {
        return y;
      } : d3_functor(y1), x, y;
      function segment() {
        segments.push("M", interpolate(projection(points1), tension), L, interpolateReverse(projection(points0.reverse()), tension), "Z");
      }
      while (++i < n) {
        if (defined.call(this, d = data[i], i)) {
          points0.push([ x = +fx0.call(this, d, i), y = +fy0.call(this, d, i) ]);
          points1.push([ +fx1.call(this, d, i), +fy1.call(this, d, i) ]);
        } else if (points0.length) {
          segment();
          points0 = [];
          points1 = [];
        }
      }
      if (points0.length) segment();
      return segments.length ? segments.join("") : null;
    }
    area.x = function(_) {
      if (!arguments.length) return x1;
      x0 = x1 = _;
      return area;
    };
    area.x0 = function(_) {
      if (!arguments.length) return x0;
      x0 = _;
      return area;
    };
    area.x1 = function(_) {
      if (!arguments.length) return x1;
      x1 = _;
      return area;
    };
    area.y = function(_) {
      if (!arguments.length) return y1;
      y0 = y1 = _;
      return area;
    };
    area.y0 = function(_) {
      if (!arguments.length) return y0;
      y0 = _;
      return area;
    };
    area.y1 = function(_) {
      if (!arguments.length) return y1;
      y1 = _;
      return area;
    };
    area.defined = function(_) {
      if (!arguments.length) return defined;
      defined = _;
      return area;
    };
    area.interpolate = function(_) {
      if (!arguments.length) return interpolateKey;
      if (typeof _ === "function") interpolateKey = interpolate = _; else interpolateKey = (interpolate = d3_svg_lineInterpolators.get(_) || d3_svg_lineLinear).key;
      interpolateReverse = interpolate.reverse || interpolate;
      L = interpolate.closed ? "M" : "L";
      return area;
    };
    area.tension = function(_) {
      if (!arguments.length) return tension;
      tension = _;
      return area;
    };
    return area;
  }
  d3_svg_lineStepBefore.reverse = d3_svg_lineStepAfter;
  d3_svg_lineStepAfter.reverse = d3_svg_lineStepBefore;
  d3.svg.area = function() {
    return d3_svg_area(d3_identity);
  };
  d3.svg.area.radial = function() {
    var area = d3_svg_area(d3_svg_lineRadial);
    area.radius = area.x, delete area.x;
    area.innerRadius = area.x0, delete area.x0;
    area.outerRadius = area.x1, delete area.x1;
    area.angle = area.y, delete area.y;
    area.startAngle = area.y0, delete area.y0;
    area.endAngle = area.y1, delete area.y1;
    return area;
  };
  d3.svg.chord = function() {
    var source = d3_source, target = d3_target, radius = d3_svg_chordRadius, startAngle = d3_svg_arcStartAngle, endAngle = d3_svg_arcEndAngle;
    function chord(d, i) {
      var s = subgroup(this, source, d, i), t = subgroup(this, target, d, i);
      return "M" + s.p0 + arc(s.r, s.p1, s.a1 - s.a0) + (equals(s, t) ? curve(s.r, s.p1, s.r, s.p0) : curve(s.r, s.p1, t.r, t.p0) + arc(t.r, t.p1, t.a1 - t.a0) + curve(t.r, t.p1, s.r, s.p0)) + "Z";
    }
    function subgroup(self, f, d, i) {
      var subgroup = f.call(self, d, i), r = radius.call(self, subgroup, i), a0 = startAngle.call(self, subgroup, i) + d3_svg_arcOffset, a1 = endAngle.call(self, subgroup, i) + d3_svg_arcOffset;
      return {
        r: r,
        a0: a0,
        a1: a1,
        p0: [ r * Math.cos(a0), r * Math.sin(a0) ],
        p1: [ r * Math.cos(a1), r * Math.sin(a1) ]
      };
    }
    function equals(a, b) {
      return a.a0 == b.a0 && a.a1 == b.a1;
    }
    function arc(r, p, a) {
      return "A" + r + "," + r + " 0 " + +(a > π) + ",1 " + p;
    }
    function curve(r0, p0, r1, p1) {
      return "Q 0,0 " + p1;
    }
    chord.radius = function(v) {
      if (!arguments.length) return radius;
      radius = d3_functor(v);
      return chord;
    };
    chord.source = function(v) {
      if (!arguments.length) return source;
      source = d3_functor(v);
      return chord;
    };
    chord.target = function(v) {
      if (!arguments.length) return target;
      target = d3_functor(v);
      return chord;
    };
    chord.startAngle = function(v) {
      if (!arguments.length) return startAngle;
      startAngle = d3_functor(v);
      return chord;
    };
    chord.endAngle = function(v) {
      if (!arguments.length) return endAngle;
      endAngle = d3_functor(v);
      return chord;
    };
    return chord;
  };
  function d3_svg_chordRadius(d) {
    return d.radius;
  }
  d3.svg.diagonal = function() {
    var source = d3_source, target = d3_target, projection = d3_svg_diagonalProjection;
    function diagonal(d, i) {
      var p0 = source.call(this, d, i), p3 = target.call(this, d, i), m = (p0.y + p3.y) / 2, p = [ p0, {
        x: p0.x,
        y: m
      }, {
        x: p3.x,
        y: m
      }, p3 ];
      p = p.map(projection);
      return "M" + p[0] + "C" + p[1] + " " + p[2] + " " + p[3];
    }
    diagonal.source = function(x) {
      if (!arguments.length) return source;
      source = d3_functor(x);
      return diagonal;
    };
    diagonal.target = function(x) {
      if (!arguments.length) return target;
      target = d3_functor(x);
      return diagonal;
    };
    diagonal.projection = function(x) {
      if (!arguments.length) return projection;
      projection = x;
      return diagonal;
    };
    return diagonal;
  };
  function d3_svg_diagonalProjection(d) {
    return [ d.x, d.y ];
  }
  d3.svg.diagonal.radial = function() {
    var diagonal = d3.svg.diagonal(), projection = d3_svg_diagonalProjection, projection_ = diagonal.projection;
    diagonal.projection = function(x) {
      return arguments.length ? projection_(d3_svg_diagonalRadialProjection(projection = x)) : projection;
    };
    return diagonal;
  };
  function d3_svg_diagonalRadialProjection(projection) {
    return function() {
      var d = projection.apply(this, arguments), r = d[0], a = d[1] + d3_svg_arcOffset;
      return [ r * Math.cos(a), r * Math.sin(a) ];
    };
  }
  d3.svg.symbol = function() {
    var type = d3_svg_symbolType, size = d3_svg_symbolSize;
    function symbol(d, i) {
      return (d3_svg_symbols.get(type.call(this, d, i)) || d3_svg_symbolCircle)(size.call(this, d, i));
    }
    symbol.type = function(x) {
      if (!arguments.length) return type;
      type = d3_functor(x);
      return symbol;
    };
    symbol.size = function(x) {
      if (!arguments.length) return size;
      size = d3_functor(x);
      return symbol;
    };
    return symbol;
  };
  function d3_svg_symbolSize() {
    return 64;
  }
  function d3_svg_symbolType() {
    return "circle";
  }
  function d3_svg_symbolCircle(size) {
    var r = Math.sqrt(size / π);
    return "M0," + r + "A" + r + "," + r + " 0 1,1 0," + -r + "A" + r + "," + r + " 0 1,1 0," + r + "Z";
  }
  var d3_svg_symbols = d3.map({
    circle: d3_svg_symbolCircle,
    cross: function(size) {
      var r = Math.sqrt(size / 5) / 2;
      return "M" + -3 * r + "," + -r + "H" + -r + "V" + -3 * r + "H" + r + "V" + -r + "H" + 3 * r + "V" + r + "H" + r + "V" + 3 * r + "H" + -r + "V" + r + "H" + -3 * r + "Z";
    },
    diamond: function(size) {
      var ry = Math.sqrt(size / (2 * d3_svg_symbolTan30)), rx = ry * d3_svg_symbolTan30;
      return "M0," + -ry + "L" + rx + ",0" + " 0," + ry + " " + -rx + ",0" + "Z";
    },
    square: function(size) {
      var r = Math.sqrt(size) / 2;
      return "M" + -r + "," + -r + "L" + r + "," + -r + " " + r + "," + r + " " + -r + "," + r + "Z";
    },
    "triangle-down": function(size) {
      var rx = Math.sqrt(size / d3_svg_symbolSqrt3), ry = rx * d3_svg_symbolSqrt3 / 2;
      return "M0," + ry + "L" + rx + "," + -ry + " " + -rx + "," + -ry + "Z";
    },
    "triangle-up": function(size) {
      var rx = Math.sqrt(size / d3_svg_symbolSqrt3), ry = rx * d3_svg_symbolSqrt3 / 2;
      return "M0," + -ry + "L" + rx + "," + ry + " " + -rx + "," + ry + "Z";
    }
  });
  d3.svg.symbolTypes = d3_svg_symbols.keys();
  var d3_svg_symbolSqrt3 = Math.sqrt(3), d3_svg_symbolTan30 = Math.tan(30 * d3_radians);
  function d3_transition(groups, id) {
    d3_subclass(groups, d3_transitionPrototype);
    groups.id = id;
    return groups;
  }
  var d3_transitionPrototype = [], d3_transitionId = 0, d3_transitionInheritId, d3_transitionInherit;
  d3_transitionPrototype.call = d3_selectionPrototype.call;
  d3_transitionPrototype.empty = d3_selectionPrototype.empty;
  d3_transitionPrototype.node = d3_selectionPrototype.node;
  d3_transitionPrototype.size = d3_selectionPrototype.size;
  d3.transition = function(selection) {
    return arguments.length ? d3_transitionInheritId ? selection.transition() : selection : d3_selectionRoot.transition();
  };
  d3.transition.prototype = d3_transitionPrototype;
  d3_transitionPrototype.select = function(selector) {
    var id = this.id, subgroups = [], subgroup, subnode, node;
    selector = d3_selection_selector(selector);
    for (var j = -1, m = this.length; ++j < m; ) {
      subgroups.push(subgroup = []);
      for (var group = this[j], i = -1, n = group.length; ++i < n; ) {
        if ((node = group[i]) && (subnode = selector.call(node, node.__data__, i, j))) {
          if ("__data__" in node) subnode.__data__ = node.__data__;
          d3_transitionNode(subnode, i, id, node.__transition__[id]);
          subgroup.push(subnode);
        } else {
          subgroup.push(null);
        }
      }
    }
    return d3_transition(subgroups, id);
  };
  d3_transitionPrototype.selectAll = function(selector) {
    var id = this.id, subgroups = [], subgroup, subnodes, node, subnode, transition;
    selector = d3_selection_selectorAll(selector);
    for (var j = -1, m = this.length; ++j < m; ) {
      for (var group = this[j], i = -1, n = group.length; ++i < n; ) {
        if (node = group[i]) {
          transition = node.__transition__[id];
          subnodes = selector.call(node, node.__data__, i, j);
          subgroups.push(subgroup = []);
          for (var k = -1, o = subnodes.length; ++k < o; ) {
            if (subnode = subnodes[k]) d3_transitionNode(subnode, k, id, transition);
            subgroup.push(subnode);
          }
        }
      }
    }
    return d3_transition(subgroups, id);
  };
  d3_transitionPrototype.filter = function(filter) {
    var subgroups = [], subgroup, group, node;
    if (typeof filter !== "function") filter = d3_selection_filter(filter);
    for (var j = 0, m = this.length; j < m; j++) {
      subgroups.push(subgroup = []);
      for (var group = this[j], i = 0, n = group.length; i < n; i++) {
        if ((node = group[i]) && filter.call(node, node.__data__, i)) {
          subgroup.push(node);
        }
      }
    }
    return d3_transition(subgroups, this.id);
  };
  d3_transitionPrototype.tween = function(name, tween) {
    var id = this.id;
    if (arguments.length < 2) return this.node().__transition__[id].tween.get(name);
    return d3_selection_each(this, tween == null ? function(node) {
      node.__transition__[id].tween.remove(name);
    } : function(node) {
      node.__transition__[id].tween.set(name, tween);
    });
  };
  function d3_transition_tween(groups, name, value, tween) {
    var id = groups.id;
    return d3_selection_each(groups, typeof value === "function" ? function(node, i, j) {
      node.__transition__[id].tween.set(name, tween(value.call(node, node.__data__, i, j)));
    } : (value = tween(value), function(node) {
      node.__transition__[id].tween.set(name, value);
    }));
  }
  d3_transitionPrototype.attr = function(nameNS, value) {
    if (arguments.length < 2) {
      for (value in nameNS) this.attr(value, nameNS[value]);
      return this;
    }
    var interpolate = nameNS == "transform" ? d3_interpolateTransform : d3_interpolate, name = d3.ns.qualify(nameNS);
    function attrNull() {
      this.removeAttribute(name);
    }
    function attrNullNS() {
      this.removeAttributeNS(name.space, name.local);
    }
    function attrTween(b) {
      return b == null ? attrNull : (b += "", function() {
        var a = this.getAttribute(name), i;
        return a !== b && (i = interpolate(a, b), function(t) {
          this.setAttribute(name, i(t));
        });
      });
    }
    function attrTweenNS(b) {
      return b == null ? attrNullNS : (b += "", function() {
        var a = this.getAttributeNS(name.space, name.local), i;
        return a !== b && (i = interpolate(a, b), function(t) {
          this.setAttributeNS(name.space, name.local, i(t));
        });
      });
    }
    return d3_transition_tween(this, "attr." + nameNS, value, name.local ? attrTweenNS : attrTween);
  };
  d3_transitionPrototype.attrTween = function(nameNS, tween) {
    var name = d3.ns.qualify(nameNS);
    function attrTween(d, i) {
      var f = tween.call(this, d, i, this.getAttribute(name));
      return f && function(t) {
        this.setAttribute(name, f(t));
      };
    }
    function attrTweenNS(d, i) {
      var f = tween.call(this, d, i, this.getAttributeNS(name.space, name.local));
      return f && function(t) {
        this.setAttributeNS(name.space, name.local, f(t));
      };
    }
    return this.tween("attr." + nameNS, name.local ? attrTweenNS : attrTween);
  };
  d3_transitionPrototype.style = function(name, value, priority) {
    var n = arguments.length;
    if (n < 3) {
      if (typeof name !== "string") {
        if (n < 2) value = "";
        for (priority in name) this.style(priority, name[priority], value);
        return this;
      }
      priority = "";
    }
    function styleNull() {
      this.style.removeProperty(name);
    }
    function styleString(b) {
      return b == null ? styleNull : (b += "", function() {
        var a = d3_window.getComputedStyle(this, null).getPropertyValue(name), i;
        return a !== b && (i = d3_interpolate(a, b), function(t) {
          this.style.setProperty(name, i(t), priority);
        });
      });
    }
    return d3_transition_tween(this, "style." + name, value, styleString);
  };
  d3_transitionPrototype.styleTween = function(name, tween, priority) {
    if (arguments.length < 3) priority = "";
    function styleTween(d, i) {
      var f = tween.call(this, d, i, d3_window.getComputedStyle(this, null).getPropertyValue(name));
      return f && function(t) {
        this.style.setProperty(name, f(t), priority);
      };
    }
    return this.tween("style." + name, styleTween);
  };
  d3_transitionPrototype.text = function(value) {
    return d3_transition_tween(this, "text", value, d3_transition_text);
  };
  function d3_transition_text(b) {
    if (b == null) b = "";
    return function() {
      this.textContent = b;
    };
  }
  d3_transitionPrototype.remove = function() {
    return this.each("end.transition", function() {
      var p;
      if (this.__transition__.count < 2 && (p = this.parentNode)) p.removeChild(this);
    });
  };
  d3_transitionPrototype.ease = function(value) {
    var id = this.id;
    if (arguments.length < 1) return this.node().__transition__[id].ease;
    if (typeof value !== "function") value = d3.ease.apply(d3, arguments);
    return d3_selection_each(this, function(node) {
      node.__transition__[id].ease = value;
    });
  };
  d3_transitionPrototype.delay = function(value) {
    var id = this.id;
    return d3_selection_each(this, typeof value === "function" ? function(node, i, j) {
      node.__transition__[id].delay = +value.call(node, node.__data__, i, j);
    } : (value = +value, function(node) {
      node.__transition__[id].delay = value;
    }));
  };
  d3_transitionPrototype.duration = function(value) {
    var id = this.id;
    return d3_selection_each(this, typeof value === "function" ? function(node, i, j) {
      node.__transition__[id].duration = Math.max(1, value.call(node, node.__data__, i, j));
    } : (value = Math.max(1, value), function(node) {
      node.__transition__[id].duration = value;
    }));
  };
  d3_transitionPrototype.each = function(type, listener) {
    var id = this.id;
    if (arguments.length < 2) {
      var inherit = d3_transitionInherit, inheritId = d3_transitionInheritId;
      d3_transitionInheritId = id;
      d3_selection_each(this, function(node, i, j) {
        d3_transitionInherit = node.__transition__[id];
        type.call(node, node.__data__, i, j);
      });
      d3_transitionInherit = inherit;
      d3_transitionInheritId = inheritId;
    } else {
      d3_selection_each(this, function(node) {
        var transition = node.__transition__[id];
        (transition.event || (transition.event = d3.dispatch("start", "end"))).on(type, listener);
      });
    }
    return this;
  };
  d3_transitionPrototype.transition = function() {
    var id0 = this.id, id1 = ++d3_transitionId, subgroups = [], subgroup, group, node, transition;
    for (var j = 0, m = this.length; j < m; j++) {
      subgroups.push(subgroup = []);
      for (var group = this[j], i = 0, n = group.length; i < n; i++) {
        if (node = group[i]) {
          transition = Object.create(node.__transition__[id0]);
          transition.delay += transition.duration;
          d3_transitionNode(node, i, id1, transition);
        }
        subgroup.push(node);
      }
    }
    return d3_transition(subgroups, id1);
  };
  function d3_transitionNode(node, i, id, inherit) {
    var lock = node.__transition__ || (node.__transition__ = {
      active: 0,
      count: 0
    }), transition = lock[id];
    if (!transition) {
      var time = inherit.time;
      transition = lock[id] = {
        tween: new d3_Map(),
        time: time,
        ease: inherit.ease,
        delay: inherit.delay,
        duration: inherit.duration
      };
      ++lock.count;
      d3.timer(function(elapsed) {
        var d = node.__data__, ease = transition.ease, delay = transition.delay, duration = transition.duration, timer = d3_timer_active, tweened = [];
        timer.t = delay + time;
        if (delay <= elapsed) return start(elapsed - delay);
        timer.c = start;
        function start(elapsed) {
          if (lock.active > id) return stop();
          lock.active = id;
          transition.event && transition.event.start.call(node, d, i);
          transition.tween.forEach(function(key, value) {
            if (value = value.call(node, d, i)) {
              tweened.push(value);
            }
          });
          d3.timer(function() {
            timer.c = tick(elapsed || 1) ? d3_true : tick;
            return 1;
          }, 0, time);
        }
        function tick(elapsed) {
          if (lock.active !== id) return stop();
          var t = elapsed / duration, e = ease(t), n = tweened.length;
          while (n > 0) {
            tweened[--n].call(node, e);
          }
          if (t >= 1) {
            transition.event && transition.event.end.call(node, d, i);
            return stop();
          }
        }
        function stop() {
          if (--lock.count) delete lock[id]; else delete node.__transition__;
          return 1;
        }
      }, 0, time);
    }
  }
  d3.svg.axis = function() {
    var scale = d3.scale.linear(), orient = d3_svg_axisDefaultOrient, innerTickSize = 6, outerTickSize = 6, tickPadding = 3, tickArguments_ = [ 10 ], tickValues = null, tickFormat_;
    function axis(g) {
      g.each(function() {
        var g = d3.select(this);
        var scale0 = this.__chart__ || scale, scale1 = this.__chart__ = scale.copy();
        var ticks = tickValues == null ? scale1.ticks ? scale1.ticks.apply(scale1, tickArguments_) : scale1.domain() : tickValues, tickFormat = tickFormat_ == null ? scale1.tickFormat ? scale1.tickFormat.apply(scale1, tickArguments_) : d3_identity : tickFormat_, tick = g.selectAll(".tick").data(ticks, scale1), tickEnter = tick.enter().insert("g", ".domain").attr("class", "tick").style("opacity", ε), tickExit = d3.transition(tick.exit()).style("opacity", ε).remove(), tickUpdate = d3.transition(tick).style("opacity", 1), tickTransform;
        var range = d3_scaleRange(scale1), path = g.selectAll(".domain").data([ 0 ]), pathUpdate = (path.enter().append("path").attr("class", "domain"), 
        d3.transition(path));
        tickEnter.append("line");
        tickEnter.append("text");
        var lineEnter = tickEnter.select("line"), lineUpdate = tickUpdate.select("line"), text = tick.select("text").text(tickFormat), textEnter = tickEnter.select("text"), textUpdate = tickUpdate.select("text");
        switch (orient) {
         case "bottom":
          {
            tickTransform = d3_svg_axisX;
            lineEnter.attr("y2", innerTickSize);
            textEnter.attr("y", Math.max(innerTickSize, 0) + tickPadding);
            lineUpdate.attr("x2", 0).attr("y2", innerTickSize);
            textUpdate.attr("x", 0).attr("y", Math.max(innerTickSize, 0) + tickPadding);
            text.attr("dy", ".71em").style("text-anchor", "middle");
            pathUpdate.attr("d", "M" + range[0] + "," + outerTickSize + "V0H" + range[1] + "V" + outerTickSize);
            break;
          }

         case "top":
          {
            tickTransform = d3_svg_axisX;
            lineEnter.attr("y2", -innerTickSize);
            textEnter.attr("y", -(Math.max(innerTickSize, 0) + tickPadding));
            lineUpdate.attr("x2", 0).attr("y2", -innerTickSize);
            textUpdate.attr("x", 0).attr("y", -(Math.max(innerTickSize, 0) + tickPadding));
            text.attr("dy", "0em").style("text-anchor", "middle");
            pathUpdate.attr("d", "M" + range[0] + "," + -outerTickSize + "V0H" + range[1] + "V" + -outerTickSize);
            break;
          }

         case "left":
          {
            tickTransform = d3_svg_axisY;
            lineEnter.attr("x2", -innerTickSize);
            textEnter.attr("x", -(Math.max(innerTickSize, 0) + tickPadding));
            lineUpdate.attr("x2", -innerTickSize).attr("y2", 0);
            textUpdate.attr("x", -(Math.max(innerTickSize, 0) + tickPadding)).attr("y", 0);
            text.attr("dy", ".32em").style("text-anchor", "end");
            pathUpdate.attr("d", "M" + -outerTickSize + "," + range[0] + "H0V" + range[1] + "H" + -outerTickSize);
            break;
          }

         case "right":
          {
            tickTransform = d3_svg_axisY;
            lineEnter.attr("x2", innerTickSize);
            textEnter.attr("x", Math.max(innerTickSize, 0) + tickPadding);
            lineUpdate.attr("x2", innerTickSize).attr("y2", 0);
            textUpdate.attr("x", Math.max(innerTickSize, 0) + tickPadding).attr("y", 0);
            text.attr("dy", ".32em").style("text-anchor", "start");
            pathUpdate.attr("d", "M" + outerTickSize + "," + range[0] + "H0V" + range[1] + "H" + outerTickSize);
            break;
          }
        }
        if (scale1.rangeBand) {
          var dx = scale1.rangeBand() / 2, x = function(d) {
            return scale1(d) + dx;
          };
          tickEnter.call(tickTransform, x);
          tickUpdate.call(tickTransform, x);
        } else {
          tickEnter.call(tickTransform, scale0);
          tickUpdate.call(tickTransform, scale1);
          tickExit.call(tickTransform, scale1);
        }
      });
    }
    axis.scale = function(x) {
      if (!arguments.length) return scale;
      scale = x;
      return axis;
    };
    axis.orient = function(x) {
      if (!arguments.length) return orient;
      orient = x in d3_svg_axisOrients ? x + "" : d3_svg_axisDefaultOrient;
      return axis;
    };
    axis.ticks = function() {
      if (!arguments.length) return tickArguments_;
      tickArguments_ = arguments;
      return axis;
    };
    axis.tickValues = function(x) {
      if (!arguments.length) return tickValues;
      tickValues = x;
      return axis;
    };
    axis.tickFormat = function(x) {
      if (!arguments.length) return tickFormat_;
      tickFormat_ = x;
      return axis;
    };
    axis.tickSize = function(x) {
      var n = arguments.length;
      if (!n) return innerTickSize;
      innerTickSize = +x;
      outerTickSize = +arguments[n - 1];
      return axis;
    };
    axis.innerTickSize = function(x) {
      if (!arguments.length) return innerTickSize;
      innerTickSize = +x;
      return axis;
    };
    axis.outerTickSize = function(x) {
      if (!arguments.length) return outerTickSize;
      outerTickSize = +x;
      return axis;
    };
    axis.tickPadding = function(x) {
      if (!arguments.length) return tickPadding;
      tickPadding = +x;
      return axis;
    };
    axis.tickSubdivide = function() {
      return arguments.length && axis;
    };
    return axis;
  };
  var d3_svg_axisDefaultOrient = "bottom", d3_svg_axisOrients = {
    top: 1,
    right: 1,
    bottom: 1,
    left: 1
  };
  function d3_svg_axisX(selection, x) {
    selection.attr("transform", function(d) {
      return "translate(" + x(d) + ",0)";
    });
  }
  function d3_svg_axisY(selection, y) {
    selection.attr("transform", function(d) {
      return "translate(0," + y(d) + ")";
    });
  }
  d3.svg.brush = function() {
    var event = d3_eventDispatch(brush, "brushstart", "brush", "brushend"), x = null, y = null, xExtent = [ 0, 0 ], yExtent = [ 0, 0 ], xExtentDomain, yExtentDomain, xClamp = true, yClamp = true, resizes = d3_svg_brushResizes[0];
    function brush(g) {
      g.each(function() {
        var g = d3.select(this).style("pointer-events", "all").style("-webkit-tap-highlight-color", "rgba(0,0,0,0)").on("mousedown.brush", brushstart).on("touchstart.brush", brushstart);
        var background = g.selectAll(".background").data([ 0 ]);
        background.enter().append("rect").attr("class", "background").style("visibility", "hidden").style("cursor", "crosshair");
        g.selectAll(".extent").data([ 0 ]).enter().append("rect").attr("class", "extent").style("cursor", "move");
        var resize = g.selectAll(".resize").data(resizes, d3_identity);
        resize.exit().remove();
        resize.enter().append("g").attr("class", function(d) {
          return "resize " + d;
        }).style("cursor", function(d) {
          return d3_svg_brushCursor[d];
        }).append("rect").attr("x", function(d) {
          return /[ew]$/.test(d) ? -3 : null;
        }).attr("y", function(d) {
          return /^[ns]/.test(d) ? -3 : null;
        }).attr("width", 6).attr("height", 6).style("visibility", "hidden");
        resize.style("display", brush.empty() ? "none" : null);
        var gUpdate = d3.transition(g), backgroundUpdate = d3.transition(background), range;
        if (x) {
          range = d3_scaleRange(x);
          backgroundUpdate.attr("x", range[0]).attr("width", range[1] - range[0]);
          redrawX(gUpdate);
        }
        if (y) {
          range = d3_scaleRange(y);
          backgroundUpdate.attr("y", range[0]).attr("height", range[1] - range[0]);
          redrawY(gUpdate);
        }
        redraw(gUpdate);
      });
    }
    brush.event = function(g) {
      g.each(function() {
        var event_ = event.of(this, arguments), extent1 = {
          x: xExtent,
          y: yExtent,
          i: xExtentDomain,
          j: yExtentDomain
        }, extent0 = this.__chart__ || extent1;
        this.__chart__ = extent1;
        if (d3_transitionInheritId) {
          d3.select(this).transition().each("start.brush", function() {
            xExtentDomain = extent0.i;
            yExtentDomain = extent0.j;
            xExtent = extent0.x;
            yExtent = extent0.y;
            event_({
              type: "brushstart"
            });
          }).tween("brush:brush", function() {
            var xi = d3_interpolateArray(xExtent, extent1.x), yi = d3_interpolateArray(yExtent, extent1.y);
            xExtentDomain = yExtentDomain = null;
            return function(t) {
              xExtent = extent1.x = xi(t);
              yExtent = extent1.y = yi(t);
              event_({
                type: "brush",
                mode: "resize"
              });
            };
          }).each("end.brush", function() {
            xExtentDomain = extent1.i;
            yExtentDomain = extent1.j;
            event_({
              type: "brush",
              mode: "resize"
            });
            event_({
              type: "brushend"
            });
          });
        } else {
          event_({
            type: "brushstart"
          });
          event_({
            type: "brush",
            mode: "resize"
          });
          event_({
            type: "brushend"
          });
        }
      });
    };
    function redraw(g) {
      g.selectAll(".resize").attr("transform", function(d) {
        return "translate(" + xExtent[+/e$/.test(d)] + "," + yExtent[+/^s/.test(d)] + ")";
      });
    }
    function redrawX(g) {
      g.select(".extent").attr("x", xExtent[0]);
      g.selectAll(".extent,.n>rect,.s>rect").attr("width", xExtent[1] - xExtent[0]);
    }
    function redrawY(g) {
      g.select(".extent").attr("y", yExtent[0]);
      g.selectAll(".extent,.e>rect,.w>rect").attr("height", yExtent[1] - yExtent[0]);
    }
    function brushstart() {
      var target = this, eventTarget = d3.select(d3.event.target), event_ = event.of(target, arguments), g = d3.select(target), resizing = eventTarget.datum(), resizingX = !/^(n|s)$/.test(resizing) && x, resizingY = !/^(e|w)$/.test(resizing) && y, dragging = eventTarget.classed("extent"), dragRestore = d3_event_dragSuppress(), center, origin = d3.mouse(target), offset;
      var w = d3.select(d3_window).on("keydown.brush", keydown).on("keyup.brush", keyup);
      if (d3.event.changedTouches) {
        w.on("touchmove.brush", brushmove).on("touchend.brush", brushend);
      } else {
        w.on("mousemove.brush", brushmove).on("mouseup.brush", brushend);
      }
      g.interrupt().selectAll("*").interrupt();
      if (dragging) {
        origin[0] = xExtent[0] - origin[0];
        origin[1] = yExtent[0] - origin[1];
      } else if (resizing) {
        var ex = +/w$/.test(resizing), ey = +/^n/.test(resizing);
        offset = [ xExtent[1 - ex] - origin[0], yExtent[1 - ey] - origin[1] ];
        origin[0] = xExtent[ex];
        origin[1] = yExtent[ey];
      } else if (d3.event.altKey) center = origin.slice();
      g.style("pointer-events", "none").selectAll(".resize").style("display", null);
      d3.select("body").style("cursor", eventTarget.style("cursor"));
      event_({
        type: "brushstart"
      });
      brushmove();
      function keydown() {
        if (d3.event.keyCode == 32) {
          if (!dragging) {
            center = null;
            origin[0] -= xExtent[1];
            origin[1] -= yExtent[1];
            dragging = 2;
          }
          d3_eventPreventDefault();
        }
      }
      function keyup() {
        if (d3.event.keyCode == 32 && dragging == 2) {
          origin[0] += xExtent[1];
          origin[1] += yExtent[1];
          dragging = 0;
          d3_eventPreventDefault();
        }
      }
      function brushmove() {
        var point = d3.mouse(target), moved = false;
        if (offset) {
          point[0] += offset[0];
          point[1] += offset[1];
        }
        if (!dragging) {
          if (d3.event.altKey) {
            if (!center) center = [ (xExtent[0] + xExtent[1]) / 2, (yExtent[0] + yExtent[1]) / 2 ];
            origin[0] = xExtent[+(point[0] < center[0])];
            origin[1] = yExtent[+(point[1] < center[1])];
          } else center = null;
        }
        if (resizingX && move1(point, x, 0)) {
          redrawX(g);
          moved = true;
        }
        if (resizingY && move1(point, y, 1)) {
          redrawY(g);
          moved = true;
        }
        if (moved) {
          redraw(g);
          event_({
            type: "brush",
            mode: dragging ? "move" : "resize"
          });
        }
      }
      function move1(point, scale, i) {
        var range = d3_scaleRange(scale), r0 = range[0], r1 = range[1], position = origin[i], extent = i ? yExtent : xExtent, size = extent[1] - extent[0], min, max;
        if (dragging) {
          r0 -= position;
          r1 -= size + position;
        }
        min = (i ? yClamp : xClamp) ? Math.max(r0, Math.min(r1, point[i])) : point[i];
        if (dragging) {
          max = (min += position) + size;
        } else {
          if (center) position = Math.max(r0, Math.min(r1, 2 * center[i] - min));
          if (position < min) {
            max = min;
            min = position;
          } else {
            max = position;
          }
        }
        if (extent[0] != min || extent[1] != max) {
          if (i) yExtentDomain = null; else xExtentDomain = null;
          extent[0] = min;
          extent[1] = max;
          return true;
        }
      }
      function brushend() {
        brushmove();
        g.style("pointer-events", "all").selectAll(".resize").style("display", brush.empty() ? "none" : null);
        d3.select("body").style("cursor", null);
        w.on("mousemove.brush", null).on("mouseup.brush", null).on("touchmove.brush", null).on("touchend.brush", null).on("keydown.brush", null).on("keyup.brush", null);
        dragRestore();
        event_({
          type: "brushend"
        });
      }
    }
    brush.x = function(z) {
      if (!arguments.length) return x;
      x = z;
      resizes = d3_svg_brushResizes[!x << 1 | !y];
      return brush;
    };
    brush.y = function(z) {
      if (!arguments.length) return y;
      y = z;
      resizes = d3_svg_brushResizes[!x << 1 | !y];
      return brush;
    };
    brush.clamp = function(z) {
      if (!arguments.length) return x && y ? [ xClamp, yClamp ] : x ? xClamp : y ? yClamp : null;
      if (x && y) xClamp = !!z[0], yClamp = !!z[1]; else if (x) xClamp = !!z; else if (y) yClamp = !!z;
      return brush;
    };
    brush.extent = function(z) {
      var x0, x1, y0, y1, t;
      if (!arguments.length) {
        if (x) {
          if (xExtentDomain) {
            x0 = xExtentDomain[0], x1 = xExtentDomain[1];
          } else {
            x0 = xExtent[0], x1 = xExtent[1];
            if (x.invert) x0 = x.invert(x0), x1 = x.invert(x1);
            if (x1 < x0) t = x0, x0 = x1, x1 = t;
          }
        }
        if (y) {
          if (yExtentDomain) {
            y0 = yExtentDomain[0], y1 = yExtentDomain[1];
          } else {
            y0 = yExtent[0], y1 = yExtent[1];
            if (y.invert) y0 = y.invert(y0), y1 = y.invert(y1);
            if (y1 < y0) t = y0, y0 = y1, y1 = t;
          }
        }
        return x && y ? [ [ x0, y0 ], [ x1, y1 ] ] : x ? [ x0, x1 ] : y && [ y0, y1 ];
      }
      if (x) {
        x0 = z[0], x1 = z[1];
        if (y) x0 = x0[0], x1 = x1[0];
        xExtentDomain = [ x0, x1 ];
        if (x.invert) x0 = x(x0), x1 = x(x1);
        if (x1 < x0) t = x0, x0 = x1, x1 = t;
        if (x0 != xExtent[0] || x1 != xExtent[1]) xExtent = [ x0, x1 ];
      }
      if (y) {
        y0 = z[0], y1 = z[1];
        if (x) y0 = y0[1], y1 = y1[1];
        yExtentDomain = [ y0, y1 ];
        if (y.invert) y0 = y(y0), y1 = y(y1);
        if (y1 < y0) t = y0, y0 = y1, y1 = t;
        if (y0 != yExtent[0] || y1 != yExtent[1]) yExtent = [ y0, y1 ];
      }
      return brush;
    };
    brush.clear = function() {
      if (!brush.empty()) {
        xExtent = [ 0, 0 ], yExtent = [ 0, 0 ];
        xExtentDomain = yExtentDomain = null;
      }
      return brush;
    };
    brush.empty = function() {
      return !!x && xExtent[0] == xExtent[1] || !!y && yExtent[0] == yExtent[1];
    };
    return d3.rebind(brush, event, "on");
  };
  var d3_svg_brushCursor = {
    n: "ns-resize",
    e: "ew-resize",
    s: "ns-resize",
    w: "ew-resize",
    nw: "nwse-resize",
    ne: "nesw-resize",
    se: "nwse-resize",
    sw: "nesw-resize"
  };
  var d3_svg_brushResizes = [ [ "n", "e", "s", "w", "nw", "ne", "se", "sw" ], [ "e", "w" ], [ "n", "s" ], [] ];
  var d3_time = d3.time = {}, d3_date = Date, d3_time_daySymbols = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ];
  function d3_date_utc() {
    this._ = new Date(arguments.length > 1 ? Date.UTC.apply(this, arguments) : arguments[0]);
  }
  d3_date_utc.prototype = {
    getDate: function() {
      return this._.getUTCDate();
    },
    getDay: function() {
      return this._.getUTCDay();
    },
    getFullYear: function() {
      return this._.getUTCFullYear();
    },
    getHours: function() {
      return this._.getUTCHours();
    },
    getMilliseconds: function() {
      return this._.getUTCMilliseconds();
    },
    getMinutes: function() {
      return this._.getUTCMinutes();
    },
    getMonth: function() {
      return this._.getUTCMonth();
    },
    getSeconds: function() {
      return this._.getUTCSeconds();
    },
    getTime: function() {
      return this._.getTime();
    },
    getTimezoneOffset: function() {
      return 0;
    },
    valueOf: function() {
      return this._.valueOf();
    },
    setDate: function() {
      d3_time_prototype.setUTCDate.apply(this._, arguments);
    },
    setDay: function() {
      d3_time_prototype.setUTCDay.apply(this._, arguments);
    },
    setFullYear: function() {
      d3_time_prototype.setUTCFullYear.apply(this._, arguments);
    },
    setHours: function() {
      d3_time_prototype.setUTCHours.apply(this._, arguments);
    },
    setMilliseconds: function() {
      d3_time_prototype.setUTCMilliseconds.apply(this._, arguments);
    },
    setMinutes: function() {
      d3_time_prototype.setUTCMinutes.apply(this._, arguments);
    },
    setMonth: function() {
      d3_time_prototype.setUTCMonth.apply(this._, arguments);
    },
    setSeconds: function() {
      d3_time_prototype.setUTCSeconds.apply(this._, arguments);
    },
    setTime: function() {
      d3_time_prototype.setTime.apply(this._, arguments);
    }
  };
  var d3_time_prototype = Date.prototype;
  var d3_time_formatDateTime = "%a %b %e %X %Y", d3_time_formatDate = "%m/%d/%Y", d3_time_formatTime = "%H:%M:%S";
  var d3_time_days = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ], d3_time_dayAbbreviations = [ "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" ], d3_time_months = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ], d3_time_monthAbbreviations = [ "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" ];
  function d3_time_interval(local, step, number) {
    function round(date) {
      var d0 = local(date), d1 = offset(d0, 1);
      return date - d0 < d1 - date ? d0 : d1;
    }
    function ceil(date) {
      step(date = local(new d3_date(date - 1)), 1);
      return date;
    }
    function offset(date, k) {
      step(date = new d3_date(+date), k);
      return date;
    }
    function range(t0, t1, dt) {
      var time = ceil(t0), times = [];
      if (dt > 1) {
        while (time < t1) {
          if (!(number(time) % dt)) times.push(new Date(+time));
          step(time, 1);
        }
      } else {
        while (time < t1) times.push(new Date(+time)), step(time, 1);
      }
      return times;
    }
    function range_utc(t0, t1, dt) {
      try {
        d3_date = d3_date_utc;
        var utc = new d3_date_utc();
        utc._ = t0;
        return range(utc, t1, dt);
      } finally {
        d3_date = Date;
      }
    }
    local.floor = local;
    local.round = round;
    local.ceil = ceil;
    local.offset = offset;
    local.range = range;
    var utc = local.utc = d3_time_interval_utc(local);
    utc.floor = utc;
    utc.round = d3_time_interval_utc(round);
    utc.ceil = d3_time_interval_utc(ceil);
    utc.offset = d3_time_interval_utc(offset);
    utc.range = range_utc;
    return local;
  }
  function d3_time_interval_utc(method) {
    return function(date, k) {
      try {
        d3_date = d3_date_utc;
        var utc = new d3_date_utc();
        utc._ = date;
        return method(utc, k)._;
      } finally {
        d3_date = Date;
      }
    };
  }
  d3_time.year = d3_time_interval(function(date) {
    date = d3_time.day(date);
    date.setMonth(0, 1);
    return date;
  }, function(date, offset) {
    date.setFullYear(date.getFullYear() + offset);
  }, function(date) {
    return date.getFullYear();
  });
  d3_time.years = d3_time.year.range;
  d3_time.years.utc = d3_time.year.utc.range;
  d3_time.day = d3_time_interval(function(date) {
    var day = new d3_date(2e3, 0);
    day.setFullYear(date.getFullYear(), date.getMonth(), date.getDate());
    return day;
  }, function(date, offset) {
    date.setDate(date.getDate() + offset);
  }, function(date) {
    return date.getDate() - 1;
  });
  d3_time.days = d3_time.day.range;
  d3_time.days.utc = d3_time.day.utc.range;
  d3_time.dayOfYear = function(date) {
    var year = d3_time.year(date);
    return Math.floor((date - year - (date.getTimezoneOffset() - year.getTimezoneOffset()) * 6e4) / 864e5);
  };
  d3_time_daySymbols.forEach(function(day, i) {
    day = day.toLowerCase();
    i = 7 - i;
    var interval = d3_time[day] = d3_time_interval(function(date) {
      (date = d3_time.day(date)).setDate(date.getDate() - (date.getDay() + i) % 7);
      return date;
    }, function(date, offset) {
      date.setDate(date.getDate() + Math.floor(offset) * 7);
    }, function(date) {
      var day = d3_time.year(date).getDay();
      return Math.floor((d3_time.dayOfYear(date) + (day + i) % 7) / 7) - (day !== i);
    });
    d3_time[day + "s"] = interval.range;
    d3_time[day + "s"].utc = interval.utc.range;
    d3_time[day + "OfYear"] = function(date) {
      var day = d3_time.year(date).getDay();
      return Math.floor((d3_time.dayOfYear(date) + (day + i) % 7) / 7);
    };
  });
  d3_time.week = d3_time.sunday;
  d3_time.weeks = d3_time.sunday.range;
  d3_time.weeks.utc = d3_time.sunday.utc.range;
  d3_time.weekOfYear = d3_time.sundayOfYear;
  d3_time.format = d3_time_format;
  function d3_time_format(template) {
    var n = template.length;
    function format(date) {
      var string = [], i = -1, j = 0, c, p, f;
      while (++i < n) {
        if (template.charCodeAt(i) === 37) {
          string.push(template.substring(j, i));
          if ((p = d3_time_formatPads[c = template.charAt(++i)]) != null) c = template.charAt(++i);
          if (f = d3_time_formats[c]) c = f(date, p == null ? c === "e" ? " " : "0" : p);
          string.push(c);
          j = i + 1;
        }
      }
      string.push(template.substring(j, i));
      return string.join("");
    }
    format.parse = function(string) {
      var d = {
        y: 1900,
        m: 0,
        d: 1,
        H: 0,
        M: 0,
        S: 0,
        L: 0,
        Z: null
      }, i = d3_time_parse(d, template, string, 0);
      if (i != string.length) return null;
      if ("p" in d) d.H = d.H % 12 + d.p * 12;
      var localZ = d.Z != null && d3_date !== d3_date_utc, date = new (localZ ? d3_date_utc : d3_date)();
      if ("j" in d) date.setFullYear(d.y, 0, d.j); else if ("w" in d && ("W" in d || "U" in d)) {
        date.setFullYear(d.y, 0, 1);
        date.setFullYear(d.y, 0, "W" in d ? (d.w + 6) % 7 + d.W * 7 - (date.getDay() + 5) % 7 : d.w + d.U * 7 - (date.getDay() + 6) % 7);
      } else date.setFullYear(d.y, d.m, d.d);
      date.setHours(d.H + Math.floor(d.Z / 100), d.M + d.Z % 100, d.S, d.L);
      return localZ ? date._ : date;
    };
    format.toString = function() {
      return template;
    };
    return format;
  }
  function d3_time_parse(date, template, string, j) {
    var c, p, t, i = 0, n = template.length, m = string.length;
    while (i < n) {
      if (j >= m) return -1;
      c = template.charCodeAt(i++);
      if (c === 37) {
        t = template.charAt(i++);
        p = d3_time_parsers[t in d3_time_formatPads ? template.charAt(i++) : t];
        if (!p || (j = p(date, string, j)) < 0) return -1;
      } else if (c != string.charCodeAt(j++)) {
        return -1;
      }
    }
    return j;
  }
  function d3_time_formatRe(names) {
    return new RegExp("^(?:" + names.map(d3.requote).join("|") + ")", "i");
  }
  function d3_time_formatLookup(names) {
    var map = new d3_Map(), i = -1, n = names.length;
    while (++i < n) map.set(names[i].toLowerCase(), i);
    return map;
  }
  function d3_time_formatPad(value, fill, width) {
    var sign = value < 0 ? "-" : "", string = (sign ? -value : value) + "", length = string.length;
    return sign + (length < width ? new Array(width - length + 1).join(fill) + string : string);
  }
  var d3_time_dayRe = d3_time_formatRe(d3_time_days), d3_time_dayLookup = d3_time_formatLookup(d3_time_days), d3_time_dayAbbrevRe = d3_time_formatRe(d3_time_dayAbbreviations), d3_time_dayAbbrevLookup = d3_time_formatLookup(d3_time_dayAbbreviations), d3_time_monthRe = d3_time_formatRe(d3_time_months), d3_time_monthLookup = d3_time_formatLookup(d3_time_months), d3_time_monthAbbrevRe = d3_time_formatRe(d3_time_monthAbbreviations), d3_time_monthAbbrevLookup = d3_time_formatLookup(d3_time_monthAbbreviations), d3_time_percentRe = /^%/;
  var d3_time_formatPads = {
    "-": "",
    _: " ",
    "0": "0"
  };
  var d3_time_formats = {
    a: function(d) {
      return d3_time_dayAbbreviations[d.getDay()];
    },
    A: function(d) {
      return d3_time_days[d.getDay()];
    },
    b: function(d) {
      return d3_time_monthAbbreviations[d.getMonth()];
    },
    B: function(d) {
      return d3_time_months[d.getMonth()];
    },
    c: d3_time_format(d3_time_formatDateTime),
    d: function(d, p) {
      return d3_time_formatPad(d.getDate(), p, 2);
    },
    e: function(d, p) {
      return d3_time_formatPad(d.getDate(), p, 2);
    },
    H: function(d, p) {
      return d3_time_formatPad(d.getHours(), p, 2);
    },
    I: function(d, p) {
      return d3_time_formatPad(d.getHours() % 12 || 12, p, 2);
    },
    j: function(d, p) {
      return d3_time_formatPad(1 + d3_time.dayOfYear(d), p, 3);
    },
    L: function(d, p) {
      return d3_time_formatPad(d.getMilliseconds(), p, 3);
    },
    m: function(d, p) {
      return d3_time_formatPad(d.getMonth() + 1, p, 2);
    },
    M: function(d, p) {
      return d3_time_formatPad(d.getMinutes(), p, 2);
    },
    p: function(d) {
      return d.getHours() >= 12 ? "PM" : "AM";
    },
    S: function(d, p) {
      return d3_time_formatPad(d.getSeconds(), p, 2);
    },
    U: function(d, p) {
      return d3_time_formatPad(d3_time.sundayOfYear(d), p, 2);
    },
    w: function(d) {
      return d.getDay();
    },
    W: function(d, p) {
      return d3_time_formatPad(d3_time.mondayOfYear(d), p, 2);
    },
    x: d3_time_format(d3_time_formatDate),
    X: d3_time_format(d3_time_formatTime),
    y: function(d, p) {
      return d3_time_formatPad(d.getFullYear() % 100, p, 2);
    },
    Y: function(d, p) {
      return d3_time_formatPad(d.getFullYear() % 1e4, p, 4);
    },
    Z: d3_time_zone,
    "%": function() {
      return "%";
    }
  };
  var d3_time_parsers = {
    a: d3_time_parseWeekdayAbbrev,
    A: d3_time_parseWeekday,
    b: d3_time_parseMonthAbbrev,
    B: d3_time_parseMonth,
    c: d3_time_parseLocaleFull,
    d: d3_time_parseDay,
    e: d3_time_parseDay,
    H: d3_time_parseHour24,
    I: d3_time_parseHour24,
    j: d3_time_parseDayOfYear,
    L: d3_time_parseMilliseconds,
    m: d3_time_parseMonthNumber,
    M: d3_time_parseMinutes,
    p: d3_time_parseAmPm,
    S: d3_time_parseSeconds,
    U: d3_time_parseWeekNumberSunday,
    w: d3_time_parseWeekdayNumber,
    W: d3_time_parseWeekNumberMonday,
    x: d3_time_parseLocaleDate,
    X: d3_time_parseLocaleTime,
    y: d3_time_parseYear,
    Y: d3_time_parseFullYear,
    Z: d3_time_parseZone,
    "%": d3_time_parseLiteralPercent
  };
  function d3_time_parseWeekdayAbbrev(date, string, i) {
    d3_time_dayAbbrevRe.lastIndex = 0;
    var n = d3_time_dayAbbrevRe.exec(string.substring(i));
    return n ? (date.w = d3_time_dayAbbrevLookup.get(n[0].toLowerCase()), i + n[0].length) : -1;
  }
  function d3_time_parseWeekday(date, string, i) {
    d3_time_dayRe.lastIndex = 0;
    var n = d3_time_dayRe.exec(string.substring(i));
    return n ? (date.w = d3_time_dayLookup.get(n[0].toLowerCase()), i + n[0].length) : -1;
  }
  function d3_time_parseWeekdayNumber(date, string, i) {
    d3_time_numberRe.lastIndex = 0;
    var n = d3_time_numberRe.exec(string.substring(i, i + 1));
    return n ? (date.w = +n[0], i + n[0].length) : -1;
  }
  function d3_time_parseWeekNumberSunday(date, string, i) {
    d3_time_numberRe.lastIndex = 0;
    var n = d3_time_numberRe.exec(string.substring(i));
    return n ? (date.U = +n[0], i + n[0].length) : -1;
  }
  function d3_time_parseWeekNumberMonday(date, string, i) {
    d3_time_numberRe.lastIndex = 0;
    var n = d3_time_numberRe.exec(string.substring(i));
    return n ? (date.W = +n[0], i + n[0].length) : -1;
  }
  function d3_time_parseMonthAbbrev(date, string, i) {
    d3_time_monthAbbrevRe.lastIndex = 0;
    var n = d3_time_monthAbbrevRe.exec(string.substring(i));
    return n ? (date.m = d3_time_monthAbbrevLookup.get(n[0].toLowerCase()), i + n[0].length) : -1;
  }
  function d3_time_parseMonth(date, string, i) {
    d3_time_monthRe.lastIndex = 0;
    var n = d3_time_monthRe.exec(string.substring(i));
    return n ? (date.m = d3_time_monthLookup.get(n[0].toLowerCase()), i + n[0].length) : -1;
  }
  function d3_time_parseLocaleFull(date, string, i) {
    return d3_time_parse(date, d3_time_formats.c.toString(), string, i);
  }
  function d3_time_parseLocaleDate(date, string, i) {
    return d3_time_parse(date, d3_time_formats.x.toString(), string, i);
  }
  function d3_time_parseLocaleTime(date, string, i) {
    return d3_time_parse(date, d3_time_formats.X.toString(), string, i);
  }
  function d3_time_parseFullYear(date, string, i) {
    d3_time_numberRe.lastIndex = 0;
    var n = d3_time_numberRe.exec(string.substring(i, i + 4));
    return n ? (date.y = +n[0], i + n[0].length) : -1;
  }
  function d3_time_parseYear(date, string, i) {
    d3_time_numberRe.lastIndex = 0;
    var n = d3_time_numberRe.exec(string.substring(i, i + 2));
    return n ? (date.y = d3_time_expandYear(+n[0]), i + n[0].length) : -1;
  }
  function d3_time_parseZone(date, string, i) {
    return /^[+-]\d{4}$/.test(string = string.substring(i, i + 5)) ? (date.Z = +string, 
    i + 5) : -1;
  }
  function d3_time_expandYear(d) {
    return d + (d > 68 ? 1900 : 2e3);
  }
  function d3_time_parseMonthNumber(date, string, i) {
    d3_time_numberRe.lastIndex = 0;
    var n = d3_time_numberRe.exec(string.substring(i, i + 2));
    return n ? (date.m = n[0] - 1, i + n[0].length) : -1;
  }
  function d3_time_parseDay(date, string, i) {
    d3_time_numberRe.lastIndex = 0;
    var n = d3_time_numberRe.exec(string.substring(i, i + 2));
    return n ? (date.d = +n[0], i + n[0].length) : -1;
  }
  function d3_time_parseDayOfYear(date, string, i) {
    d3_time_numberRe.lastIndex = 0;
    var n = d3_time_numberRe.exec(string.substring(i, i + 3));
    return n ? (date.j = +n[0], i + n[0].length) : -1;
  }
  function d3_time_parseHour24(date, string, i) {
    d3_time_numberRe.lastIndex = 0;
    var n = d3_time_numberRe.exec(string.substring(i, i + 2));
    return n ? (date.H = +n[0], i + n[0].length) : -1;
  }
  function d3_time_parseMinutes(date, string, i) {
    d3_time_numberRe.lastIndex = 0;
    var n = d3_time_numberRe.exec(string.substring(i, i + 2));
    return n ? (date.M = +n[0], i + n[0].length) : -1;
  }
  function d3_time_parseSeconds(date, string, i) {
    d3_time_numberRe.lastIndex = 0;
    var n = d3_time_numberRe.exec(string.substring(i, i + 2));
    return n ? (date.S = +n[0], i + n[0].length) : -1;
  }
  function d3_time_parseMilliseconds(date, string, i) {
    d3_time_numberRe.lastIndex = 0;
    var n = d3_time_numberRe.exec(string.substring(i, i + 3));
    return n ? (date.L = +n[0], i + n[0].length) : -1;
  }
  var d3_time_numberRe = /^\s*\d+/;
  function d3_time_parseAmPm(date, string, i) {
    var n = d3_time_amPmLookup.get(string.substring(i, i += 2).toLowerCase());
    return n == null ? -1 : (date.p = n, i);
  }
  var d3_time_amPmLookup = d3.map({
    am: 0,
    pm: 1
  });
  function d3_time_zone(d) {
    var z = d.getTimezoneOffset(), zs = z > 0 ? "-" : "+", zh = ~~(abs(z) / 60), zm = abs(z) % 60;
    return zs + d3_time_formatPad(zh, "0", 2) + d3_time_formatPad(zm, "0", 2);
  }
  function d3_time_parseLiteralPercent(date, string, i) {
    d3_time_percentRe.lastIndex = 0;
    var n = d3_time_percentRe.exec(string.substring(i, i + 1));
    return n ? i + n[0].length : -1;
  }
  d3_time_format.utc = d3_time_formatUtc;
  function d3_time_formatUtc(template) {
    var local = d3_time_format(template);
    function format(date) {
      try {
        d3_date = d3_date_utc;
        var utc = new d3_date();
        utc._ = date;
        return local(utc);
      } finally {
        d3_date = Date;
      }
    }
    format.parse = function(string) {
      try {
        d3_date = d3_date_utc;
        var date = local.parse(string);
        return date && date._;
      } finally {
        d3_date = Date;
      }
    };
    format.toString = local.toString;
    return format;
  }
  var d3_time_formatIso = d3_time_formatUtc("%Y-%m-%dT%H:%M:%S.%LZ");
  d3_time_format.iso = Date.prototype.toISOString && +new Date("2000-01-01T00:00:00.000Z") ? d3_time_formatIsoNative : d3_time_formatIso;
  function d3_time_formatIsoNative(date) {
    return date.toISOString();
  }
  d3_time_formatIsoNative.parse = function(string) {
    var date = new Date(string);
    return isNaN(date) ? null : date;
  };
  d3_time_formatIsoNative.toString = d3_time_formatIso.toString;
  d3_time.second = d3_time_interval(function(date) {
    return new d3_date(Math.floor(date / 1e3) * 1e3);
  }, function(date, offset) {
    date.setTime(date.getTime() + Math.floor(offset) * 1e3);
  }, function(date) {
    return date.getSeconds();
  });
  d3_time.seconds = d3_time.second.range;
  d3_time.seconds.utc = d3_time.second.utc.range;
  d3_time.minute = d3_time_interval(function(date) {
    return new d3_date(Math.floor(date / 6e4) * 6e4);
  }, function(date, offset) {
    date.setTime(date.getTime() + Math.floor(offset) * 6e4);
  }, function(date) {
    return date.getMinutes();
  });
  d3_time.minutes = d3_time.minute.range;
  d3_time.minutes.utc = d3_time.minute.utc.range;
  d3_time.hour = d3_time_interval(function(date) {
    var timezone = date.getTimezoneOffset() / 60;
    return new d3_date((Math.floor(date / 36e5 - timezone) + timezone) * 36e5);
  }, function(date, offset) {
    date.setTime(date.getTime() + Math.floor(offset) * 36e5);
  }, function(date) {
    return date.getHours();
  });
  d3_time.hours = d3_time.hour.range;
  d3_time.hours.utc = d3_time.hour.utc.range;
  d3_time.month = d3_time_interval(function(date) {
    date = d3_time.day(date);
    date.setDate(1);
    return date;
  }, function(date, offset) {
    date.setMonth(date.getMonth() + offset);
  }, function(date) {
    return date.getMonth();
  });
  d3_time.months = d3_time.month.range;
  d3_time.months.utc = d3_time.month.utc.range;
  function d3_time_scale(linear, methods, format) {
    function scale(x) {
      return linear(x);
    }
    scale.invert = function(x) {
      return d3_time_scaleDate(linear.invert(x));
    };
    scale.domain = function(x) {
      if (!arguments.length) return linear.domain().map(d3_time_scaleDate);
      linear.domain(x);
      return scale;
    };
    function tickMethod(extent, count) {
      var span = extent[1] - extent[0], target = span / count, i = d3.bisect(d3_time_scaleSteps, target);
      return i == d3_time_scaleSteps.length ? [ methods.year, d3_scale_linearTickRange(extent.map(function(d) {
        return d / 31536e6;
      }), count)[2] ] : !i ? [ d3_time_scaleMilliseconds, d3_scale_linearTickRange(extent, count)[2] ] : methods[target / d3_time_scaleSteps[i - 1] < d3_time_scaleSteps[i] / target ? i - 1 : i];
    }
    scale.nice = function(interval, skip) {
      var domain = scale.domain(), extent = d3_scaleExtent(domain), method = interval == null ? tickMethod(extent, 10) : typeof interval === "number" && tickMethod(extent, interval);
      if (method) interval = method[0], skip = method[1];
      function skipped(date) {
        return !isNaN(date) && !interval.range(date, d3_time_scaleDate(+date + 1), skip).length;
      }
      return scale.domain(d3_scale_nice(domain, skip > 1 ? {
        floor: function(date) {
          while (skipped(date = interval.floor(date))) date = d3_time_scaleDate(date - 1);
          return date;
        },
        ceil: function(date) {
          while (skipped(date = interval.ceil(date))) date = d3_time_scaleDate(+date + 1);
          return date;
        }
      } : interval));
    };
    scale.ticks = function(interval, skip) {
      var extent = d3_scaleExtent(scale.domain()), method = interval == null ? tickMethod(extent, 10) : typeof interval === "number" ? tickMethod(extent, interval) : !interval.range && [ {
        range: interval
      }, skip ];
      if (method) interval = method[0], skip = method[1];
      return interval.range(extent[0], d3_time_scaleDate(+extent[1] + 1), skip < 1 ? 1 : skip);
    };
    scale.tickFormat = function() {
      return format;
    };
    scale.copy = function() {
      return d3_time_scale(linear.copy(), methods, format);
    };
    return d3_scale_linearRebind(scale, linear);
  }
  function d3_time_scaleDate(t) {
    return new Date(t);
  }
  function d3_time_scaleFormat(formats) {
    return function(date) {
      var i = formats.length - 1, f = formats[i];
      while (!f[1](date)) f = formats[--i];
      return f[0](date);
    };
  }
  var d3_time_scaleSteps = [ 1e3, 5e3, 15e3, 3e4, 6e4, 3e5, 9e5, 18e5, 36e5, 108e5, 216e5, 432e5, 864e5, 1728e5, 6048e5, 2592e6, 7776e6, 31536e6 ];
  var d3_time_scaleLocalMethods = [ [ d3_time.second, 1 ], [ d3_time.second, 5 ], [ d3_time.second, 15 ], [ d3_time.second, 30 ], [ d3_time.minute, 1 ], [ d3_time.minute, 5 ], [ d3_time.minute, 15 ], [ d3_time.minute, 30 ], [ d3_time.hour, 1 ], [ d3_time.hour, 3 ], [ d3_time.hour, 6 ], [ d3_time.hour, 12 ], [ d3_time.day, 1 ], [ d3_time.day, 2 ], [ d3_time.week, 1 ], [ d3_time.month, 1 ], [ d3_time.month, 3 ], [ d3_time.year, 1 ] ];
  var d3_time_scaleLocalFormats = [ [ d3_time_format("%Y"), d3_true ], [ d3_time_format("%B"), function(d) {
    return d.getMonth();
  } ], [ d3_time_format("%b %d"), function(d) {
    return d.getDate() != 1;
  } ], [ d3_time_format("%a %d"), function(d) {
    return d.getDay() && d.getDate() != 1;
  } ], [ d3_time_format("%I %p"), function(d) {
    return d.getHours();
  } ], [ d3_time_format("%I:%M"), function(d) {
    return d.getMinutes();
  } ], [ d3_time_format(":%S"), function(d) {
    return d.getSeconds();
  } ], [ d3_time_format(".%L"), function(d) {
    return d.getMilliseconds();
  } ] ];
  var d3_time_scaleLocalFormat = d3_time_scaleFormat(d3_time_scaleLocalFormats);
  d3_time_scaleLocalMethods.year = d3_time.year;
  d3_time.scale = function() {
    return d3_time_scale(d3.scale.linear(), d3_time_scaleLocalMethods, d3_time_scaleLocalFormat);
  };
  var d3_time_scaleMilliseconds = {
    range: function(start, stop, step) {
      return d3.range(+start, +stop, step).map(d3_time_scaleDate);
    }
  };
  var d3_time_scaleUTCMethods = d3_time_scaleLocalMethods.map(function(m) {
    return [ m[0].utc, m[1] ];
  });
  var d3_time_scaleUTCFormats = [ [ d3_time_formatUtc("%Y"), d3_true ], [ d3_time_formatUtc("%B"), function(d) {
    return d.getUTCMonth();
  } ], [ d3_time_formatUtc("%b %d"), function(d) {
    return d.getUTCDate() != 1;
  } ], [ d3_time_formatUtc("%a %d"), function(d) {
    return d.getUTCDay() && d.getUTCDate() != 1;
  } ], [ d3_time_formatUtc("%I %p"), function(d) {
    return d.getUTCHours();
  } ], [ d3_time_formatUtc("%I:%M"), function(d) {
    return d.getUTCMinutes();
  } ], [ d3_time_formatUtc(":%S"), function(d) {
    return d.getUTCSeconds();
  } ], [ d3_time_formatUtc(".%L"), function(d) {
    return d.getUTCMilliseconds();
  } ] ];
  var d3_time_scaleUTCFormat = d3_time_scaleFormat(d3_time_scaleUTCFormats);
  d3_time_scaleUTCMethods.year = d3_time.year.utc;
  d3_time.scale.utc = function() {
    return d3_time_scale(d3.scale.linear(), d3_time_scaleUTCMethods, d3_time_scaleUTCFormat);
  };
  d3.text = d3_xhrType(function(request) {
    return request.responseText;
  });
  d3.json = function(url, callback) {
    return d3_xhr(url, "application/json", d3_json, callback);
  };
  function d3_json(request) {
    return JSON.parse(request.responseText);
  }
  d3.html = function(url, callback) {
    return d3_xhr(url, "text/html", d3_html, callback);
  };
  function d3_html(request) {
    var range = d3_document.createRange();
    range.selectNode(d3_document.body);
    return range.createContextualFragment(request.responseText);
  }
  d3.xml = d3_xhrType(function(request) {
    return request.responseXML;
  });
  return d3;
}();

//fisheye
(function() {
  d3.fisheye = {
    scale: function(scaleType) {
      return d3_fisheye_scale(scaleType(), 3, 0);
    },
    circular: function() {
      var radius = 200,
          distortion = 2,
          k0,
          k1,
          focus = [0, 0];

      function fisheye(d) {
        var dx = d.x - focus[0],
            dy = d.y - focus[1],
            dd = Math.sqrt(dx * dx + dy * dy);
        if (!dd || dd >= radius) return {x: d.x, y: d.y, z: 1};
        var k = k0 * (1 - Math.exp(-dd * k1)) / dd * .75 + .25;
        return {x: focus[0] + dx * k, y: focus[1] + dy * k, z: Math.min(k, 10)};
      }

      function rescale() {
        k0 = Math.exp(distortion);
        k0 = k0 / (k0 - 1) * radius;
        k1 = distortion / radius;
        return fisheye;
      }

      fisheye.radius = function(_) {
        if (!arguments.length) return radius;
        radius = +_;
        return rescale();
      };

      fisheye.distortion = function(_) {
        if (!arguments.length) return distortion;
        distortion = +_;
        return rescale();
      };

      fisheye.focus = function(_) {
        if (!arguments.length) return focus;
        focus = _;
        return fisheye;
      };

      return rescale();
    }
  };

  function d3_fisheye_scale(scale, d, a) {

    function fisheye(_) {
      var x = scale(_),
          left = x < a,
          v,
          range = d3.extent(scale.range()),
          min = range[0],
          max = range[1],
          m = left ? a - min : max - a;
      if (m == 0) m = max - min;
      return (left ? -1 : 1) * m * (d + 1) / (d + (m / Math.abs(x - a))) + a;
    }

    fisheye.distortion = function(_) {
      if (!arguments.length) return d;
      d = +_;
      return fisheye;
    };

    fisheye.focus = function(_) {
      if (!arguments.length) return a;
      a = +_;
      return fisheye;
    };

    fisheye.copy = function() {
      return d3_fisheye_scale(scale.copy(), d, a);
    };

    fisheye.nice = scale.nice;
    fisheye.ticks = scale.ticks;
    fisheye.tickFormat = scale.tickFormat;
    return d3.rebind(fisheye, scale, "domain", "range");
  }
})();

//particles formation
(function() {
  var link, node, nodesCompressed, tfg;

  this.tfg = tfg = {};

  //tfg.color = ['#42727e', '#4ab9e7', '#f3754e', '#ef404a', '#419cba', '#886a85'];
  tfg.color = ['#808184', '#ec125f', '#9e1f63', '#db4695', '#999999', '#886a85'];

  nodesCompressed = {
    nodes: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 3, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 5, 4, 0, 2, 3, 2, 2, 2, 2, 2, 2, 2, 2, 4, 6, 4, 4, 5, 0, 0, 7, 7, 8, 5, 5, 5, 5, 5, 5, 8, 5, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 9, 4, 4, 4, 4, 5, 10, 10, 4, 8],
    links: [[1, 0, 1], [2, 0, 8], [3, 0, 10], [3, 2, 6], [4, 0, 1], [5, 0, 1], [6, 0, 1], [7, 0, 1], [8, 0, 2], [9, 0, 1], [11, 10, 1], [11, 3, 3], [11, 2, 3], [11, 0, 5], [12, 11, 1], [13, 11, 1], [14, 11, 1], [15, 11, 1], [17, 16, 4], [18, 16, 4], [18, 17, 4], [19, 16, 4], [19, 17, 4], [19, 18, 4], [20, 16, 3], [20, 17, 3], [20, 18, 3], [20, 19, 4], [21, 16, 3], [21, 17, 3], [21, 18, 3], [21, 19, 3], [21, 20, 5], [22, 16, 3], [22, 17, 3], [22, 18, 3], [22, 19, 3], [22, 20, 4], [22, 21, 4], [23, 16, 3], [23, 17, 3], [23, 18, 3], [23, 19, 3], [23, 20, 4], [23, 21, 4], [23, 22, 4], [23, 12, 2], [23, 11, 9], [24, 23, 2], [24, 11, 7], [25, 24, 13], [25, 23, 1], [25, 11, 12], [26, 24, 4], [26, 11, 31], [26, 16, 1], [26, 25, 1], [27, 11, 17], [27, 23, 5], [27, 25, 5], [27, 24, 1], [27, 26, 1], [28, 11, 8], [28, 27, 1], [29, 23, 1], [29, 27, 1], [29, 11, 2], [30, 23, 1], [31, 30, 2], [31, 11, 3], [31, 23, 2], [31, 27, 1], [32, 11, 1], [33, 11, 2], [33, 27, 1], [34, 11, 3], [34, 29, 2], [35, 11, 3], [35, 34, 3], [35, 29, 2], [36, 34, 2], [36, 35, 2], [36, 11, 2], [36, 29, 1], [37, 34, 2], [37, 35, 2], [37, 36, 2], [37, 11, 2], [37, 29, 1], [38, 34, 2], [38, 35, 2], [38, 36, 2], [38, 37, 2], [38, 11, 2], [38, 29, 1], [39, 25, 1], [40, 25, 1], [41, 24, 2], [41, 25, 3], [42, 41, 2], [42, 25, 2], [42, 24, 1], [43, 11, 3], [43, 26, 1], [43, 27, 1], [44, 28, 3], [44, 11, 1], [45, 28, 2], [47, 46, 1], [48, 47, 2], [48, 25, 1], [48, 27, 1], [48, 11, 1], [49, 26, 3], [49, 11, 2], [50, 49, 1], [50, 24, 1], [51, 49, 9], [51, 26, 2], [51, 11, 2], [52, 51, 1], [52, 39, 1], [53, 51, 1], [54, 51, 2], [54, 49, 1], [54, 26, 1], [55, 51, 6], [55, 49, 12], [55, 39, 1], [55, 54, 1], [55, 26, 21], [55, 11, 19], [55, 16, 1], [55, 25, 2], [55, 41, 5], [55, 48, 4], [56, 49, 1], [56, 55, 1], [57, 55, 1], [57, 41, 1], [57, 48, 1], [58, 55, 7], [58, 48, 7], [58, 27, 6], [58, 57, 1], [58, 11, 4], [59, 58, 15], [59, 55, 5], [59, 48, 6], [59, 57, 2], [60, 48, 1], [60, 58, 4], [60, 59, 2], [61, 48, 2], [61, 58, 6], [61, 60, 2], [61, 59, 5], [61, 57, 1], [61, 55, 1], [62, 55, 9], [62, 58, 17], [62, 59, 13], [62, 48, 7], [62, 57, 2], [62, 41, 1], [62, 61, 6], [62, 60, 3], [63, 59, 5], [63, 48, 5], [63, 62, 6], [63, 57, 2], [63, 58, 4], [63, 61, 3], [63, 60, 2], [63, 55, 1], [64, 55, 5], [64, 62, 12], [64, 48, 5], [64, 63, 4], [64, 58, 10], [64, 61, 6], [64, 60, 2], [64, 59, 9], [64, 57, 1], [64, 11, 1], [65, 63, 5], [65, 64, 7], [65, 48, 3], [65, 62, 5], [65, 58, 5], [65, 61, 5], [65, 60, 2], [65, 59, 5], [65, 57, 1], [65, 55, 2], [66, 64, 3], [66, 58, 3], [66, 59, 1], [66, 62, 2], [66, 65, 2], [66, 48, 1], [66, 63, 1], [66, 61, 1], [66, 60, 1], [67, 57, 3], [68, 25, 5], [68, 11, 1], [68, 24, 1], [68, 27, 1], [68, 48, 1], [68, 41, 1], [69, 25, 6], [69, 68, 6], [69, 11, 1], [69, 24, 1], [69, 27, 2], [69, 48, 1], [69, 41, 1], [70, 25, 4], [70, 69, 4], [70, 68, 4], [70, 11, 1], [70, 24, 1], [70, 27, 1], [70, 41, 1], [70, 58, 1], [71, 27, 1], [71, 69, 2], [71, 68, 2], [71, 70, 2], [71, 11, 1], [71, 48, 1], [71, 41, 1], [71, 25, 1], [72, 26, 2], [72, 27, 1], [72, 11, 1], [73, 48, 2], [74, 48, 2], [74, 73, 3], [75, 69, 3], [75, 68, 3], [75, 25, 3], [75, 48, 1], [75, 41, 1], [75, 70, 1], [75, 71, 1], [76, 64, 1], [76, 65, 1], [76, 66, 1], [76, 63, 1], [76, 62, 1], [76, 48, 1], [76, 58, 1]]
  };

  tfg.nodes = {
    nodes: (function() {
      var _i, _len, _ref, _results;
      _ref = nodesCompressed.nodes;
      _results = [];
      for (_i = 0, _len = _ref.length; _i < _len; _i++) {
        node = _ref[_i];
        _results.push({
          group: node
        });
      }
      return _results;
    })(),
    links: (function() {
      var _i, _len, _ref, _results;
      _ref = nodesCompressed.links;
      _results = [];
      for (_i = 0, _len = _ref.length; _i < _len; _i++) {
        link = _ref[_i];
        _results.push({
          source: link[0],
          target: link[1],
          value: link[2]
        });
      }
      return _results;
    })()
  };
}).call(this);

//particles effect
(function() {
  var $section, collide, force, height, nodes, randomRadius, root, svg, topOffset, width;
  width = 1200;
  height = 1000;
  svg = nodes = force = null;

  randomRadius = function() {
	var v = Math.random() * 20 + 5;
	return v;		
  };

  collide = function(node) {
    var nx1, nx2, ny1, ny2, r;
    r = node.radius + 16;
    nx1 = node.x - r;
    nx2 = node.x + r;
    ny1 = node.y - r;
    ny2 = node.y + r;
    return function(quad, x1, y1, x2, y2) {
      var l, x, y;
      if (quad.point && (quad.point !== node)) {
        x = node.x - quad.point.x;
        y = node.y - quad.point.y;
        l = Math.sqrt(x * x + y * y);
        r = node.radius + quad.point.radius;
        if (l < r) {
          l = (l - r) / l * .5;
          node.x -= x *= l;
          node.y -= y *= l;
          quad.point.x += x;
          quad.point.y += y;
        }
      }
      return x1 > nx2 || x2 < nx1 || y1 > ny2 || y2 < ny1;
    };
  };

  nodes = d3.range(200).map(function() {
    return {
      radius: randomRadius()
    };
  });

  force = d3.layout.force().gravity(0.05).charge(function(d, i) {
    if (i)   return 0;
    else   return -3000;
  }).nodes(nodes).size([width, height]);

  root = nodes[0];
  root.radius = 0;
  root.fixed = true;
  root.px = -3000;
  root.py = width / 2;
  force.start();
  svg = d3.select('#collision').append('svg:svg');

  svg.selectAll('circle').data(nodes.slice(1)).enter().append('svg:circle').attr('r', function(d) {
    return d.radius - 2;
  }).style('fill', function(d, i) {
    return tfg.color[i % tfg.color.length];
  })

  force.on('tick', function(e) {
    var node, tree, _i, _len;
    tree = d3.geom.quadtree(nodes);
    for (_i = 0, _len = nodes.length; _i < _len; _i++) {
      node = nodes[_i];
      tree.visit(collide(node));
    }
	
    return svg.selectAll('circle').attr('cx', function(d) {
      return d.x;
    }).attr('cy', function(d) {
      return d.y;
    });	
  });
 
  $section = $('section.collision');

  topOffset = -140;

  $section.children('.inner').mousemove(function(event) {
    root.px = event.pageX - ((window.innerWidth - width) / 2);
    root.py = event.pageY - topOffset;
    return force.resume();
  }).mouseleave(function(event) {
    root.px = -3000;
    root.py = width / 2;
    return force.resume();
  });

}).call(this);


//GaugeChart
/*
(function() {
  var GaugeChart;

  GaugeChart = (function() {
    GaugeChart.prototype._stroke = 35;

    GaugeChart.prototype._colors = {
      fill: '#25aae1',
      bg: '#1a5463'
    };

    GaugeChart.prototype._animDuration = 3;

    GaugeChart.prototype._animFps = 20;

    GaugeChart.prototype._paths = {};

    GaugeChart.prototype.fillValue = 0;

    function GaugeChart() {
      var filledPoint, parentInterval, svg,
        _this = this;
      this.el = document.getElementById('gauge');
      this._animTicks = this._animDuration * this._animFps;
      this._center = 280 * 0.5;
      this._radius = this._center - this._stroke * 0.5 - 2;
      this._startPoint = {
        x: this._center,
        y: this._center - this._radius
      };
      filledPoint = this.pathPoints(0, true);
      svg = '<svg version="1.1">';
      svg += this.buildCircleTag(this._center, this._center, this._radius, this._colors.bg, this._stroke);
      svg += this.buildPathTag('fill', this.buildPathData(this._startPoint, filledPoint, 0, 1));
      svg += '</svg>';
      svg += '<span id="svg-gauge-fill-value">0%</span>';
      this.el.innerHTML = svg;
      this._paths.fill = document.getElementById('svg-gauge-fill');
      this.elValue = document.getElementById('svg-gauge-fill-value');
      this.randomAnimation();
      parentInterval = setInterval(function() {
        return _this.randomAnimation();
      }, this._animDuration * 1.5 * 1000);
    }

    GaugeChart.prototype.randomAnimation = function() {
      var randomValue;
      randomValue = Math.random() * 0.9 + 0.09;
      return this.animatePath(randomValue);
    };

    GaugeChart.prototype.updatePath = function(fillValue) {
      var filledPoint, textValue;
      this.fillValue = fillValue;
      textValue = Math.round(fillValue * 100);
      if (this._cachedValue !== textValue) {
        this.elValue.innerHTML = textValue + '%';
        this._cachedValue = textValue;
      }
      filledPoint = this.pathPoints(fillValue, true);
      return this._paths.fill.setAttribute('d', this.buildPathData(this._startPoint, filledPoint, fillValue, 0));
    };

    GaugeChart.prototype.reset = function() {
      this.updatePath(0, 0);
      return this.clearAnimation();
    };

    GaugeChart.prototype.animatePath = function(toValue) {
      var animStep, fromValue,
        _this = this;
      this.clearAnimation();
      fromValue = this.fillValue;
      animStep = 0;
      return this._interval = setInterval(function() {
        var fill;
        if (animStep === _this._animTicks) {
          _this.clearAnimation();
        }
        fill = _this.progressAnimation(fromValue, toValue, animStep);
        _this.updatePath(fill);
        return animStep++;
      }, 1000 / this._animFps);
    };

    GaugeChart.prototype.easeInOutQuad = function(t) {
      if (t < 0.5) {
        return 2 * t * t;
      } else {
        return -1 + (4 - 2 * t) * t;
      }
    };

    GaugeChart.prototype.progressAnimation = function(from, to, completion) {
      return from + ((to - from) * this.easeInOutQuad(completion / this._animTicks));
    };

    GaugeChart.prototype.clearAnimation = function() {
      if (this._interval) {
        clearInterval(this._interval);
        return this._interval = null;
      }
    };

    GaugeChart.prototype.buildPathData = function(start, end, value, direction) {
      var close;
      if (direction == null) {
        direction = 1;
      }
      close = value > 0.99 ? ' z' : '';
      return "M" + start.x + "," + start.y + "A" + this._radius + "," + this._radius + " 0 " + (+(value > 0.5)) + "," + direction + " " + end.x + "," + end.y + close;
    };

    GaugeChart.prototype.buildPathTag = function(id, data) {
      return "<path d='" + data + "' stroke='" + this._colors[id] + "' stroke-width='" + this._stroke + "' fill='none' id='svg-gauge-" + id + "'></path>";
    };

    GaugeChart.prototype.buildCircleTag = function(x, y, r, color, width) {
      return "<circle cx='" + x + "' cy='" + y + "' r='" + r + "' stroke='" + color + "' stroke-width='" + width + "' fill='none'></circle>";
    };

    GaugeChart.prototype.pathPoints = function(value, reverse) {
      var angle, result;
      if (reverse == null) {
        reverse = false;
      }
      if (reverse) {
        value = 1 - value;
      }
      angle = value * Math.PI * 2;
      return result = {
        x: this._center + this._radius * Math.sin(angle),
        y: this._center - this._radius * Math.cos(angle)
      };
    };

    return GaugeChart;

  })();

  new GaugeChart;

}).call(this);

//growth
(function() {
  var growth, html, line, lineSvg, lines, _i, _len;

  lines = [
    {
      id: 'growth-line-01',
      color: '#ffffff'
    }, {
      id: 'growth-line-02',
      color: '#ef404a'
    }, {
      id: 'growth-line-03',
      color: '#25aae1'
    }
  ];

  lineSvg = function(color) {
    return "<?xml version='1.0' encoding='utf-8'?><svg version='1.2' baseProfile='tiny' id='Layer_1' xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink' x='0px' y='0px' width='1102px' height='602px' viewBox='0 0 1102 602' xml:space='preserve'><path fill='" + color + "' d='M964.213,86.094c-4.144,0-7.502,3.36-7.502,7.503c0,1.288,0.325,2.5,0.897,3.559l-35.974,35.592 c-1.144-0.707-2.488-1.121-3.931-1.121c-4.144,0-7.502,3.36-7.502,7.503c0,1.415,0.399,2.733,1.079,3.863l-35.558,35.18 c-1.076-0.596-2.311-0.937-3.628-0.937c-1.281,0-2.487,0.323-3.542,0.889l-35.694-35.899c0.579-1.064,0.908-2.284,0.908-3.58 c0-4.143-3.358-7.503-7.502-7.503s-7.502,3.36-7.502,7.503c0,1.389,0.384,2.685,1.041,3.8l-35.809,35.845 c-1.121-0.666-2.425-1.056-3.823-1.056c-4.144,0-7.502,3.36-7.502,7.503c0,1.401,0.391,2.707,1.059,3.829l-35.475,35.512 c-1.067-0.583-2.29-0.186-3.591-0.186c-3.405,0-6.275,2.106-7.192,6.106h-31.008c-0.917-4-3.787-6.106-7.192-6.106 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c1.225,0,2.379-0.301,3.4-0.822l35.188,35.946c-0.531,1.029-0.836,2.194-0.836,3.431c0,4.143,3.359,7.503,7.503,7.503 s7.503-3.36,7.503-7.503c0-1.318-0.342-2.554-0.939-3.631l36.519-35.622c1.024,0.525,2.182,0.826,3.411,0.826 c4.144,0,7.503-3.36,7.503-7.503c0-1.163-0.272-2.26-0.745-3.243l36.282-35.391c1.071,0.589,2.3,0.925,3.608,0.925 c4.144,0,7.503-3.36,7.503-7.503c0-0.425-0.044-0.84-0.112-1.246l33.338-16.657c1.372,1.497,3.336,2.442,5.527,2.442 c4.144,0,7.502-3.36,7.502-7.503c0-0.473-0.049-0.934-0.133-1.382l32.864-16.42c1.367,1.439,3.294,2.341,5.435,2.341 c1.265,0,2.454-0.316,3.5-0.869l35.053,35.678c-0.592,1.073-0.93,2.305-0.93,3.617c0,4.143,3.358,7.503,7.502,7.503 c4.144,0,7.502-3.36,7.502-7.503c0-1.292-0.327-2.507-0.901-3.568l35.904-36.361c1.253,0.94,2.804,1.503,4.491,1.503 c4.144,0,7.502-3.36,7.502-7.503c0-1.72-0.585-3.301-1.559-4.567l35.7-36.155c1.041,0.547,2.224,1.436,3.482,1.436 c3.385,0,6.244-2.747,7.178-4.747h31.036c0.934,2,3.793,4.747,7.178,4.747c4.144,0,7.502-3.648,7.502-7.791 c0-1.276-0.321-2.62-0.882-3.673l35.62-35.728c0.989,0.481,2.096,0.722,3.27,0.722c4.144,0,7.502-3.378,7.502-7.521 c0-1.176-0.278-2.294-0.761-3.285l36.05-36.091c0.997,0.49,2.115,0.771,3.301,0.771c1.281,0,2.486-0.324,3.54-0.889l35.695,35.899 c-0.578,1.064-0.907,2.283-0.907,3.579c0,4.143,3.358,7.503,7.502,7.503c4.144,0,7.502-3.36,7.502-7.503 c0-1.26-0.314-2.445-0.863-3.488l35.737-35.358c0.98,0.469,2.073,0.74,3.232,0.74c4.144,0,7.502-3.36,7.502-7.503 c0-1.13-0.257-2.198-0.705-3.16l36.153-35.768c1.06,0.573,2.272,0.898,3.561,0.898c4.144,0,7.502-3.36,7.502-7.503 C971.715,89.454,968.357,86.094,964.213,86.094z M137.787,511.595c-1.766,0-3.197-1.432-3.197-3.197 c0-1.765,1.431-3.197,3.197-3.197c0.133,0,0.259,0.023,0.388,0.039c0.103,0.012,0.208,0.02,0.308,0.042 c1.43,0.318,2.502,1.59,2.502,3.116C140.984,510.163,139.553,511.595,137.787,511.595z M184.043,464.23 c-1.313,0-2.439-0.794-2.931-1.926c-0.018-0.043-0.031-0.089-0.048-0.134c-0.05-0.13-0.092-0.263-0.124-0.4 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c-1.765,0-3.196-1.432-3.196-3.197c0-0.056,0.014-0.108,0.017-0.164l0.035,0.036c0.08-1.649,1.388-2.964,3.034-3.056l-0.001-0.002 c0.038-0.001,0.074-0.011,0.112-0.011c0.215,0,0.424,0.023,0.627,0.063c0.007,0.001,0.014,0.001,0.02,0.003 c1.455,0.299,2.55,1.588,2.55,3.131C600.343,325.728,598.912,327.159,597.147,327.159z M644.142,281.23 c-1.765,0-3.196-1.432-3.196-3.197c0-0.437,0.089-0.852,0.247-1.232c0.407-0.961,1.266-1.683,2.31-1.901 c0.206-0.042,0.42-0.064,0.639-0.064c1.766,0,3.197,1.432,3.197,3.197S645.908,281.23,644.142,281.23z M689.267,233.865 c-1.317,0-2.447-0.798-2.936-1.936c-0.013-0.032-0.022-0.066-0.034-0.098c-0.056-0.142-0.101-0.289-0.136-0.44 c-0.023-0.104-0.036-0.212-0.049-0.32c-0.017-0.134-0.041-0.265-0.041-0.404c0-1.765,1.431-3.197,3.196-3.197 s3.196,1.432,3.196,3.197C692.463,232.433,691.032,233.865,689.267,233.865z M734.66,233.865c-1.765,0-3.197-1.432-3.197-3.197 c0-0.211,0.023-0.417,0.062-0.616c0.027-0.13,0.069-0.254,0.111-0.378c0.018-0.055,0.03,0.618,0.051,0.564 c0.145-0.358,0.351-0.239,0.606-0.239h-0.006c0.585-1,1.426-1.8,2.371-1.8c0.126,0,0.245-0.342,0.367-0.327 c0.119,0.013,0.238-0.156,0.353-0.131c0.145,0.034,0.285-0.013,0.421,0.04c0.04,0.015,0.081-0.02,0.12-0.004 c1.138,0.49,1.935,1.597,1.935,2.914C737.856,232.456,736.425,233.865,734.66,233.865z M780.169,187.936 c-1.322,0-2.456-0.803-2.942-1.947c-0.001-0.003-0.003-0.006-0.004-0.009c-0.067-0.159-0.114-0.327-0.155-0.498 c-0.01-0.046-0.026-0.09-0.034-0.136c-0.038-0.197-0.061-0.399-0.061-0.606c0-1.765,1.431-3.197,3.196-3.197 c0.199,0,0.393,0.024,0.582,0.059c0.076,0.013,0.147,0.037,0.22,0.055c0.14,0.036,0.279,0.073,0.411,0.127 c0.027,0.011,0.052,0.024,0.079,0.036c1.121,0.497,1.905,1.615,1.905,2.92C783.366,186.504,781.935,187.936,780.169,187.936z M826.946,141.766c-0.187,0.034-0.38,0.055-0.577,0.055c-1.625,0-2.955-1.203-3.182-2.763l-0.072,0.072 c-0.024-0.159-0.049-0.318-0.049-0.484c0-1.765,1.431-3.197,3.196-3.197c1.765,0,3.196,1.432,3.196,3.197 C829.458,140.176,828.382,141.452,826.946,141.766z M872.093,187.936c-1.765,0-3.196-1.432-3.196-3.197 c0-0.084,0.018-0.164,0.025-0.247c0.135-1.578,1.391-2.822,2.976-2.931c0.066-0.004,0.128-0.02,0.195-0.02 c0.126,0,0.245,0.023,0.367,0.037c0.124,0.013,0.247,0.029,0.366,0.056c0.13,0.031,0.256,0.072,0.379,0.118 c0.053,0.019,0.107,0.034,0.159,0.056c1.132,0.492,1.925,1.618,1.925,2.931C875.289,186.504,873.858,187.936,872.093,187.936z M917.702,142.327c-1.765,0-3.196-1.432-3.196-3.197c0-1.765,1.431-3.197,3.196-3.197c1.765,0,3.196,1.432,3.196,3.197 C920.898,140.895,919.467,142.327,917.702,142.327z M964.213,96.795c-1.525,0-2.796-1.07-3.115-2.499 c-0.019-0.092-0.028-0.187-0.04-0.281c-0.018-0.138-0.042-0.274-0.042-0.417c0-1.765,1.431-3.197,3.196-3.197 s3.196,1.432,3.196,3.197S965.978,96.795,964.213,96.795z'/></svg>";
  };

  growth = document.getElementById('growth');

  html = '';

  for (_i = 0, _len = lines.length; _i < _len; _i++) {
    line = lines[_i];
    html += "<div id='" + line.id + "'>";
    html += lineSvg(line.color);
    html += "</div>";
  }

  growth.innerHTML = html;

  $('section.growth').on('primary', function() {
    return $(growth).addClass('animate');
  }).on('notprimary', function() {
    return $(growth).removeClass('animate');
  });

}).call(this);
*/
(function() {
  var animate, color, container, data, force, halfHeight, halfWidth, height, link, node, outerContainer, radius, speed, start, svg, width;
  width = 1000;
  height = 1000;
  halfWidth = width / 2;
  halfHeight = height / 2;
  radius = 8;
  color = tfg.color;
  data = tfg.nodes;
  start = Date.now();
  speed = 4;
  force = d3.layout.force().charge(-200).linkDistance(120).size([width, height]);
  svg = d3.select('#nodes').append('svg');
  outerContainer = svg.append('g').attr('transform', 'translate(' + halfWidth + ',' + halfHeight + ')');
  container = outerContainer.append('g');
  force.nodes(data.nodes).links(data.links).start();
  link = container.selectAll('.link').data(data.links).enter().append('line').attr('class', 'link');

  node = container.selectAll('.node').data(data.nodes).enter().append('circle').attr('class', 'node').attr('r', radius).style('fill', function(d) {
    return color[d.group % color.length];
  });

  force.on('tick', function() {
    link.attr('x1', function(d) {
      return d.source.x - halfWidth;
    }).attr('y1', function(d) {
      return d.source.y - halfHeight;
    }).attr('x2', function(d) {
      return d.target.x - halfWidth;
    }).attr('y2', function(d) {
      return d.target.y - halfHeight;
    });
    return node.attr('cx', function(d) {
      return d.x - halfWidth;
    }).attr('cy', function(d) {
      return d.y - halfHeight;
    });
  });

  animate = function() {
    return container.transition().duration(100000).ease('linear').attrTween('transform', function() {
      return d3.interpolateString('rotate(0)', 'rotate(360)');
    }).each('end', animate);
  };

  animate();

}).call(this);
/*
Create an <svg> element and draw a pie chart into it.
Arguments:
data: an array of numbers to chart, one for each wedge of the pie.
width,height: the size of the SVG graphic, in pixels
cx, cy, r: the center and radius of the pie
colors: an array of HTML color strings, one for each wedge
Returns:
An <svg> element that holds the pie chart.
The caller must insert the returned element into the document.
*/
/*
//pie chart
(function() {
  var colors, data, elPie, pieChart, randomSlice;

  pieChart = function(data, size, colors) {
    var angles, big, chart, circle, cx, cy, d, endangle, i, item, path, r, startangle, svgns, total, x1, x2, y1, y2, _i, _j, _len, _len1;
    cx = cy = r = size / 2;
    svgns = 'http://www.w3.org/2000/svg';
    chart = document.createElementNS(svgns, 'svg:svg');
    chart.setAttribute('width', size);
    chart.setAttribute('height', size);
    chart.setAttribute('viewBox', '0 0 ' + size + ' ' + size);
    total = 0;
    angles = [];
    for (_i = 0, _len = data.length; _i < _len; _i++) {
      item = data[_i];
      total += item;
    }
    for (_j = 0, _len1 = data.length; _j < _len1; _j++) {
      item = data[_j];
      angles.push(item / total * Math.PI * 2);
    }
    circle = document.createElementNS(svgns, 'circle');
    circle.setAttribute('r', r);
    circle.setAttribute('cx', cx);
    circle.setAttribute('cy', cy);
    circle.setAttribute('fill', tfg.color[0]);
    chart.appendChild(circle);
    startangle = 0;
    i = 0;
    while (i < data.length) {
      endangle = startangle + angles[i];
      x1 = cx + r * Math.sin(startangle);
      y1 = cy - r * Math.cos(startangle);
      x2 = cx + r * Math.sin(endangle);
      y2 = cy - r * Math.cos(endangle);
      big = endangle - startangle > Math.PI ? 1 : 0;
      path = document.createElementNS(svgns, 'path');
      d = 'M ' + cx + ',' + cy + ' L ' + x1 + ',' + y1 + ' A ' + r + ',' + r + ' 0 ' + big + ' 1 ' + x2 + ',' + y2 + ' Z';
      path.setAttribute('d', d);
      path.setAttribute('fill', colors[i]);
      chart.appendChild(path);
      startangle = endangle;
      i++;
    }
    return chart;
  };

  randomSlice = function() {
    return Math.random() * 50 + 50;
  };

  data = [randomSlice(), randomSlice(), randomSlice(), randomSlice(), randomSlice()];

  colors = tfg.color;

  elPie = document.getElementById('customers-pie');

  elPie.appendChild(pieChart(data, 256, colors));

}).call(this);

//venn
(function() {
  var Venn;

  Venn = (function() {
    Venn.prototype._r = 100;

    Venn.prototype._animDuration = 3;

    Venn.prototype._animFps = 20;

    function Venn() {
      var el, html, parentInterval,
        _this = this;
      this._animTicks = this._animDuration * this._animFps;
      this._width = this._r * 3.5;
      this._height = this._r * 2;
      this._area = this._r * this._r * Math.PI;
      html = "<svg width='" + this._width + "' height='" + this._height + "' version='1.1' viewBox='0 0 " + this._width + " " + this._height + "'>\"\n  <defs>\n    <clipPath id='chart-venn-clip'>\n      <circle r='" + this._r + "' cx='" + this._r + "' cy='" + this._r + "' id='chart-venn-clip-primary' />\n    </clipPath>\n  </defs>\n  <circle r='" + this._r + "' cx='" + this._r + "' cy='" + this._r + "' fill='" + tfg.color[3] + "' id='chart-venn-circle-primary' />\n  <circle r='" + this._r + "' cx='" + (this._width - this._r) + "' cy='" + this._r + "' fill='" + tfg.color[1] + "' id='chart-venn-circle-secondary' />\n  <circle r='" + this._r + "' cx='" + (this._width - this._r) + "' cy='" + this._r + "' fill='" + tfg.color[2] + "' id='chart-venn-clip-secondary' clip-path='url(#chart-venn-clip)' />\"\n</svg>\n<span id=\"chart-venn-primary-value\">0%</span>\n<span id=\"chart-venn-secondary-value\">0%</span>\n<span id=\"chart-venn-intersect-value\">0%</span>";
      el = document.getElementById('customers-venn');
      el.innerHTML = html;
      this._el = {
        primary: document.getElementById('chart-venn-circle-primary'),
        secondary: document.getElementById('chart-venn-circle-secondary'),
        clipPrimary: document.getElementById('chart-venn-clip-primary'),
        clipSecondary: document.getElementById('chart-venn-clip-secondary'),
        valuePrimary: document.getElementById('chart-venn-primary-value'),
        valueSecondary: document.getElementById('chart-venn-secondary-value'),
        valueIntersect: document.getElementById('chart-venn-intersect-value')
      };
      this.progress = 0;
      this.animateInOut();
      parentInterval = setInterval(function() {
        return _this.animateInOut();
      }, this._animDuration * 1.5 * 1000);
    }

    Venn.prototype.animateInOut = function() {
      this._value = this._value === 1 ? 0 : 1;
      return this.animateSvg(this._value);
    };

    Venn.prototype.animateSvg = function(toValue) {
      var animStep, fromValue,
        _this = this;
      this.clearAnimation();
      fromValue = this.progress;
      animStep = 0;
      return this._interval = setInterval(function() {
        var progress;
        if (animStep === _this._animTicks) {
          _this.clearAnimation();
        }
        progress = _this.progressAnimation(fromValue, toValue, animStep);
        _this.updatePositions(progress);
        return animStep++;
      }, 1000 / this._animFps);
    };

    Venn.prototype.easeInOutQuad = function(t) {
      if (t < 0.5) {
        return 2 * t * t;
      } else {
        return -1 + (4 - 2 * t) * t;
      }
    };

    Venn.prototype.progressAnimation = function(from, to, completion) {
      return from + ((to - from) * this.easeInOutQuad(completion / this._animTicks));
    };

    Venn.prototype.clearAnimation = function() {
      if (this._interval) {
        clearInterval(this._interval);
        return this._interval = null;
      }
    };

    Venn.prototype.updatePositions = function(progress) {
      var intersect, offset, primaryOffset, remaining, secondaryOffset;
      this.progress = progress;
      offset = progress * this._r * 0.4;
      primaryOffset = this._r + offset;
      secondaryOffset = this._width - this._r - offset;
      this._el.primary.setAttribute('cx', primaryOffset);
      this._el.secondary.setAttribute('cx', secondaryOffset);
      this._el.clipPrimary.setAttribute('cx', primaryOffset);
      this._el.clipSecondary.setAttribute('cx', secondaryOffset);
      intersect = (this.areaOfIntersection(primaryOffset, this._r, this._r, secondaryOffset, this._r, this._r) / this._area) * 100;
      remaining = (100 - intersect) / 2;
      this._el.valuePrimary.innerHTML = this._el.valueSecondary.innerHTML = Math.round(remaining) + '%';
      return this._el.valueIntersect.innerHTML = Math.round(intersect) + '%';
    };

    Venn.prototype.areaOfIntersection = function(x0, y0, r0, x1, y1, r1) {
      var area1, area2, c, phi, rr0, rr1, theta;
      rr0 = r0 * r0;
      rr1 = r1 * r1;
      c = Math.sqrt((x1 - x0) * (x1 - x0) + (y1 - y0) * (y1 - y0));
      phi = (Math.acos((rr0 + (c * c) - rr1) / (2 * r0 * c))) * 2;
      theta = (Math.acos((rr1 + (c * c) - rr0) / (2 * r1 * c))) * 2;
      area1 = 0.5 * theta * rr1 - 0.5 * rr1 * Math.sin(theta);
      area2 = 0.5 * phi * rr0 - 0.5 * rr0 * Math.sin(phi);
      return area1 + area2;
    };

    return Venn;

  })();

  new Venn;

}).call(this);

//map
(function() {
  var Map, maphtml;

  Map = (function() {
    Map.prototype._animDuration = 3;

    Map.prototype._animFps = 20;

    function Map() {
      var el;
      this._animTicks = this._animDuration * this._animFps;
      this.el = $(el = document.getElementById('map'));
      el.innerHTML = maphtml;
      this.elCircles = this.el.find('circle');
    }

    Map.prototype.animateInOut = function() {
      this._value = this._value === 1 ? 0 : 1;
      return this.animateSvg(this._value);
    };

    Map.prototype.animateSvg = function(toValue) {
      var animStep, fromValue,
        _this = this;
      this.clearAnimation();
      fromValue = this.progress;
      animStep = 0;
      return this._interval = setInterval(function() {
        var progress;
        if (animStep === _this._animTicks) {
          _this.clearAnimation();
        }
        progress = _this.progressAnimation(fromValue, toValue, animStep);
        _this.updatePositions(progress);
        return animStep++;
      }, 1000 / this._animFps);
    };

    Map.prototype.easeInOutQuad = function(t) {
      if (t < 0.5) {
        return 2 * t * t;
      } else {
        return -1 + (4 - 2 * t) * t;
      }
    };

    Map.prototype.progressAnimation = function(from, to, completion) {
      return from + ((to - from) * this.easeInOutQuad(completion / this._animTicks));
    };

    Map.prototype.clearAnimation = function() {
      if (this._interval) {
        clearInterval(this._interval);
        return this._interval = null;
      }
    };

    Map.prototype.updatePositions = function(progress) {
      var intersect, offset, primaryOffset, remaining, secondaryOffset;
      this.progress = progress;
      offset = progress * this._r * 0.4;
      primaryOffset = this._r + offset;
      secondaryOffset = this._width - this._r - offset;
      this._el.primary.setAttribute('cx', primaryOffset);
      this._el.secondary.setAttribute('cx', secondaryOffset);
      this._el.clipPrimary.setAttribute('cx', primaryOffset);
      this._el.clipSecondary.setAttribute('cx', secondaryOffset);
      intersect = (this.areaOfIntersection(primaryOffset, this._r, this._r, secondaryOffset, this._r, this._r) / this._area) * 100;
      remaining = (100 - intersect) / 2;
      this._el.valuePrimary.innerText = this._el.valueSecondary.innerText = Math.round(remaining) + '%';
      return this._el.valueIntersect.innerText = Math.round(intersect) + '%';
    };

    return Map;

  })();

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  new Map;

}).call(this);


//contact
(function() {
  var $cancel, $form, $section, $title, circles, contacthtml, donut, duration, fps, indexes, interval, rotate, rotations, speed, speeds, step, ticks;

  donut = function(fill, x, y, r, R) {
    var d, path, y1, y2;
    y1 = y + R;
    y2 = y + r;
    d = "M" + x + " " + y1 + " A" + R + " " + R + " 0 1 1 " + (x + 0.001) + " " + y1;
    d += "M" + x + " " + y2 + " A" + r + " " + r + " 0 1 0 " + (x - 0.001) + " " + y2;
    return path = "<path fill='" + fill + "' d='" + d + "' />";
  };

  contacthtml = "<svg version=\"1.1\" x=\"0px\" y=\"0px\" width=\"600px\" height=\"600px\" viewBox=\"0 0 600 600\">\n<defs>\n  <linearGradient id=\"contact-gradient-1\" x1=\"0\" x2=\"0\" y1=\"0\" y2=\"1\">\n    <stop offset=\"0%\" stop-color=\"#ef404a\" />\n    <stop offset=\"25%\" stop-color=\"#f3754e\" />\n    <stop offset=\"47%\" stop-color=\"#4ab9e7\" />\n    <stop offset=\"74%\" stop-color=\"#419cba\" />\n    <stop offset=\"100%\" stop-color=\"#42727e\" />\n  </linearGradient>\n</defs>\n\n<g id=\"contact-circle-6\" transform=\"translate(300, 300)\">\n  " + (donut('#42727e', 23, -3, 245, 190)) + "\n</g>\n<g id=\"contact-circle-5\" transform=\"translate(300, 300)\">\n  " + (donut('#419cba', -13, -3, 245, 190)) + "\n</g>\n<g id=\"contact-circle-4\" transform=\"translate(300, 300)\">\n  " + (donut('#ef404a', 4, 8, 245, 190)) + "\n</g>\n<g id=\"contact-circle-3\" transform=\"translate(300, 300)\">\n  " + (donut('#4ab9e7', -10, -20, 245, 190)) + "\n</g>\n<g id=\"contact-circle-2\" transform=\"translate(300, 300)\">\n  " + (donut('#f3754e', 5, -10, 245, 190)) + "\n</g>\n<g id=\"contact-circle-1\" transform=\"translate(300, 300)\">\n  " + (donut('url(#contact-gradient-1)', 0, 0, 215, 165)) + "\n</g>\n</svg>";

  document.getElementById('contact').innerHTML = contacthtml;

  duration = 3;

  fps = 20;

  ticks = duration * fps;

  step = 0;

  rotations = [0, 0, 0, 0, 0, 0];

  speeds = [1, -1.5, 2, -2.5, 3, -3.5];

  circles = [document.getElementById('contact-circle-1'), document.getElementById('contact-circle-2'), document.getElementById('contact-circle-3'), document.getElementById('contact-circle-4'), document.getElementById('contact-circle-5'), document.getElementById('contact-circle-6')];

  indexes = [0, 1, 2, 3, 4, 5];

  speed = 1;

  rotate = function() {
    var index, _i, _len, _results;
    _results = [];
    for (_i = 0, _len = indexes.length; _i < _len; _i++) {
      index = indexes[_i];
      rotations[index] = Math.round((rotations[index] + speeds[index]) * speed) % 360;
      _results.push(circles[index].setAttribute('transform', "translate(300, 300) rotate(" + rotations[index] + ")"));
    }
    return _results;
  };

  interval = setInterval(function() {
    return rotate();
  }, 1000 / fps);

  $section = $('section.contact');

  $title = $section.find('h2');

  $form = $section.find('form');

  $cancel = $form.find('.cancel');

  $title.click(function(event) {
    event.preventDefault();
    return $section.addClass('enabled');
  }).hover(function() {
    return $section.addClass('hover');
  }, function() {
    return $section.removeClass('hover');
  });

  $cancel.click(function(event) {
    event.preventDefault();
    return $section.removeClass('enabled');
  });

}).call(this);


//scroll
(function() {
  var $sections, $window, calculateHeights, middleSection, scroll, sectionBottoms, sectionHeights, sectionTops, setMiddleSection;
  $window = $(window);
  $sections = $('section');
  sectionTops = null;
  sectionHeights = null;
  sectionBottoms = null;
  middleSection = -1;

  scroll = function() {
    var doc, end, index, middle, section, start, _i, _len, _results;
    doc = document.documentElement;
    scroll = $window.scrollTop();
    start = scroll;
    end = scroll + window.innerHeight;
    middle = end - (window.innerHeight / 2);
    _results = [];
    for (index = _i = 0, _len = $sections.length; _i < _len; index = ++_i) {
      section = $sections[index];
      if ((sectionTops[index] <= middle && middle <= sectionBottoms[index])) {
        _results.push(setMiddleSection(index));
      } else {
        _results.push(void 0);
      }
    }
    return _results;
  };

  calculateHeights = function() {
    var section, _i, _len;
    sectionTops = [];
    sectionHeights = [];
    sectionBottoms = [];
    for (_i = 0, _len = $sections.length; _i < _len; _i++) {
      section = $sections[_i];
      sectionTops.push(section.offsetTop);
      sectionHeights.push(section.offsetHeight);
      sectionBottoms.push(section.offsetTop + section.offsetHeight);
    }
    return scroll();
  };

  setMiddleSection = function(index) {
    var $newMiddle, $oldMiddle;
    if (index !== middleSection) {
      $oldMiddle = $sections.eq(middleSection).trigger('notprimary');
      $newMiddle = $sections.eq(index).trigger('primary');
      return middleSection = index;
    }
  };

  setTimeout(function() {
    return calculateHeights();
  }, 200);

  $window.on('resize', calculateHeights);
  $window.on('scroll', scroll);
  //document.getElementById('javascript_enabled').setAttribute('value', 1);
}).call(this);
*/