/*!

 * jQuery JavaScript Library v1.9.1

 * http://jquery.com/

 *

 * Includes Sizzle.js

 * http://sizzlejs.com/

 *

 * Copyright 2005, 2012 jQuery Foundation, Inc. and other contributors

 * Released under the MIT license

 * http://jquery.org/license

 *

 * Date: 2013-2-4

 */

(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<9

	// For `typeof node.method` instead of `node.method !== undefined`

	core_strundefined = typeof undefined,



	// Use the correct document accordingly with window argument (sandbox)

	document = window.document,

	location = window.location,



	// 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 = "1.9.1",



	// 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 = /^(?:(<[\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,



	// The number of elements contained in the matched element set

	size: function() {

		return this.length;

	},



	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({

	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 ) {

		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 ) {

		// 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;

		}



		// Own properties are enumerated firstly, so to speed up,

		// if last one is own, then all properties are own.



		var key;

		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();

	}

});



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);

// 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 = [];

				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 ) {

				args = args || [];

				args = [ context, args.slice ? args.slice() : args ];

				if ( list && ( !fired || stack ) ) {

					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() {



	var support, 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'/>";



	// Support tests won't run in some limited or non-browser environments

	all = div.getElementsByTagName("*");

	a = div.getElementsByTagName("a")[ 0 ];

	if ( !all || !a || !all.length ) {

		return {};

	}



	// 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";

	support = {

		// Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7)

		getSetAttribute: div.className !== "t",



		// IE strips leading whitespace when .innerHTML is used

		leadingWhitespace: div.firstChild.nodeType === 3,



		// Make sure that tbody elements aren't automatically inserted

		// IE will insert them into empty tables

		tbody: !div.getElementsByTagName("tbody").length,



		// Make sure that link elements get serialized correctly by innerHTML

		// This requires a wrapper element in IE

		htmlSerialize: !!div.getElementsByTagName("link").length,



		// Get the style information from getAttribute

		// (IE uses .cssText instead)

		style: /top/.test( a.getAttribute("style") ),



		// Make sure that URLs aren't manipulated

		// (IE normalizes it by default)

		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

		opacity: /^0.5/.test( a.style.opacity ),



		// Verify style float existence

		// (IE uses styleFloat instead of cssFloat)

		cssFloat: !!a.style.cssFloat,



		// Check the default checkbox/radio value ("" on WebKit; "on" elsewhere)

		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)

		optSelected: opt.selected,



		// Tests for enctype support on a form (#6743)

		enctype: !!document.createElement("form").enctype,



		// Makes sure cloning an html5 element does not cause problems

		// Where outerHTML is undefined, this still works

		html5Clone: document.createElement("nav").cloneNode( true ).outerHTML !== "<:nav></:nav>",



		// jQuery.support.boxModel DEPRECATED in 1.8 since we don't support Quirks Mode

		boxModel: document.compatMode === "CSS1Compat",



		// Will be defined later

		deleteExpando: true,

		noCloneEvent: true,

		inlineBlockNeedsLayout: false,

		shrinkWrapBlocks: false,

		reliableMarginRight: true,

		boxSizingReliable: true,

		pixelPosition: false

	};



	// 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), test/csp.php

	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";



	// 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%;";

		support.boxSizing = ( div.offsetWidth === 4 );

		support.doesNotIncludeMarginInBodyOffset = ( body.offsetTop !== 1 );



		// 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 thisCache, ret,

		internalKey = jQuery.expando,

		getByName = typeof name === "string",



		// 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)) && getByName && data === undefined ) {

		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 ) {

			elem[ internalKey ] = id = core_deletedIds.pop() || jQuery.guid++;

		} else {

			id = internalKey;

		}

	}



	if ( !cache[ id ] ) {

		cache[ id ] = {};



		// Avoids exposing jQuery metadata on plain JS objects when the object

		// is serialized using JSON.stringify

		if ( !isNode ) {

			cache[ id ].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 ( getByName ) {



		// 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 i, l, thisCache,

		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 ) );

			}



			for ( i = 0, l = name.length; i < l; 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 : 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)

	} else if ( jQuery.support.deleteExpando || cache != cache.window ) {

		delete cache[ id ];



	// When all else fails, null

	} else {

		cache[ id ] = null;

	}

}



jQuery.extend({

	cache: {},



	// Unique for each copy of jQuery on the page

	// Non-digits removed to match rinlinejQuery

	expando: "jQuery" + ( core_version + Math.random() ).replace( /\D/g, "" ),



	// The following elements throw uncatchable exceptions if you

	// attempt to add expando properties to them.

	noData: {

		"embed": true,

		// Ban all objects except for Flash (which handle expandos)

		"object": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000",

		"applet": true

	},



	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,

			elem = this[0],

			i = 0,

			data = null;



		// 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-" ) ) {

							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 jQuery.access( this, function( value ) {



			if ( value === undefined ) {

				// Try to fetch any internally stored data first

				return elem ? dataAttr( elem, key, jQuery.data( elem, key ) ) : null;

			}



			this.each(function() {

				jQuery.data( this, key, value );

			});

		}, null, value, arguments.length > 1, null, true );

	},



	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--;

		}



		hooks.cur = fn;

		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]/g,

	rreturn = /\r/g,

	rfocusable = /^(?:input|select|textarea|button|object)$/i,

	rclickable = /^(?:a|area)$/i,

	rboolean = /^(?:checked|selected|autofocus|autoplay|async|controls|defer|disabled|hidden|loop|multiple|open|readonly|required|scoped)$/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,

			isBool = typeof stateVal === "boolean";



		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 ),

					state = stateVal,

					classNames = value.match( core_rnotwhite ) || [];



				while ( (className = classNames[ i++ ]) ) {

					// check each className given, space separated list

					state = isBool ? state : !self.hasClass( className );

					self[ state ? "addClass" : "removeClass" ]( 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,

				self = jQuery(this);



			if ( this.nodeType !== 1 ) {

				return;

			}



			if ( isFunction ) {

				val = value.call( this, i, self.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 ) {

				// attributes.value is undefined in Blackberry 4.7 but

				// uses .value. See #6932

				var val = elem.attributes.value;

				return !val || val.specified ? elem.value : 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 values = jQuery.makeArray( value );



				jQuery(elem).find("option").each(function() {

					this.selected = jQuery.inArray( jQuery(this).val(), values ) >= 0;

				});



				if ( !values.length ) {

					elem.selectedIndex = -1;

				}

				return values;

			}

		}

	},



	attr: function( elem, name, value ) {

		var hooks, notxml, 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 );

		}



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



		// All attributes are lowercase

		// Grab necessary hook if one is defined

		if ( notxml ) {

			name = name.toLowerCase();

			hooks = jQuery.attrHooks[ name ] || ( rboolean.test( name ) ? boolHook : nodeHook );

		}



		if ( value !== undefined ) {



			if ( value === null ) {

				jQuery.removeAttr( elem, name );



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

				return ret;



			} else {

				elem.setAttribute( name, value + "" );

				return value;

			}



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

			return ret;



		} else {



			// In IE9+, Flash objects don't have .getAttribute (#12945)

			// Support: IE9+

			if ( typeof elem.getAttribute !== core_strundefined ) {

				ret =  elem.getAttribute( 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 ( rboolean.test( name ) ) {

					// Set corresponding property to false for boolean attributes

					// Also clear defaultChecked/defaultSelected (if appropriate) for IE<8

					if ( !getSetAttribute && ruseDefault.test( name ) ) {

						elem[ jQuery.camelCase( "default-" + name ) ] =

							elem[ propName ] = false;

					} else {

						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: {

		tabindex: "tabIndex",

		readonly: "readOnly",

		"for": "htmlFor",

		"class": "className",

		maxlength: "maxLength",

		cellspacing: "cellSpacing",

		cellpadding: "cellPadding",

		rowspan: "rowSpan",

		colspan: "colSpan",

		usemap: "useMap",

		frameborder: "frameBorder",

		contenteditable: "contentEditable"

	},



	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 ) {

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

				return ret;



			} else {

				return ( elem[ name ] = value );

			}



		} else {

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

				return ret;



			} else {

				return 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/

				var attributeNode = elem.getAttributeNode("tabindex");



				return attributeNode && attributeNode.specified ?

					parseInt( attributeNode.value, 10 ) :

					rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ?

						0 :

						undefined;

			}

		}

	}

});



// Hook for boolean attributes

boolHook = {

	get: function( elem, name ) {

		var

			// Use .prop to determine if this attribute is understood as boolean

			prop = jQuery.prop( elem, name ),



			// Fetch it accordingly

			attr = typeof prop === "boolean" && elem.getAttribute( name ),

			detail = typeof prop === "boolean" ?



				getSetInput && getSetAttribute ?

					attr != null :

					// oldIE fabricates an empty string for missing boolean attributes

					// and conflates checked/selected into attroperties

					ruseDefault.test( name ) ?

						elem[ jQuery.camelCase( "default-" + name ) ] :

						!!attr :



				// fetch an attribute node for properties not recognized as boolean

				elem.getAttributeNode( name );



		return detail && detail.value !== false ?

			name.toLowerCase() :

			undefined;

	},

	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;

	}

};



// fix oldIE value attroperty

if ( !getSetInput || !getSetAttribute ) {

	jQuery.attrHooks.value = {

		get: function( elem, name ) {

			var ret = elem.getAttributeNode( name );

			return jQuery.nodeName( elem, "input" ) ?



				// Ignore the value *property* by using defaultValue

				elem.defaultValue :



				ret && ret.specified ? ret.value : undefined;

		},

		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 = jQuery.valHooks.button = {

		get: function( elem, name ) {

			var ret = elem.getAttributeNode( name );

			return ret && ( name === "id" || name === "name" || name === "coords" ? ret.value !== "" : ret.specified ) ?

				ret.value :

				undefined;

		},

		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;

		}

	};



	// Set contenteditable to false on removals(#10429)

	// Setting to empty string throws an error as an invalid value

	jQuery.attrHooks.contenteditable = {

		get: nodeHook.get,

		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 ] = jQuery.extend( 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 ) {

	jQuery.each([ "href", "src", "width", "height" ], function( i, name ) {

		jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], {

			get: function( elem ) {

				var ret = elem.getAttribute( name, 2 );

				return ret == null ? undefined : ret;

			}

		});

	});



	// 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 = jQuery.extend( 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;

		}

	});

}



// IE6/7 call enctype encoding

if ( !jQuery.support.enctype ) {

	jQuery.propFix.enctype = "encoding";

}



// Radios and checkboxes getter/setter

if ( !jQuery.support.checkOn ) {

	jQuery.each([ "radio", "checkbox" ], function() {

		jQuery.valHooks[ this ] = {

			get: function( elem ) {

				// Handle the case where in Webkit "" is returned instead of "on" if a value isn't specified

				return elem.getAttribute("value") === null ? "on" : elem.value;

			}

		};

	});

}

jQuery.each([ "radio", "checkbox" ], function() {

	jQuery.valHooks[ this ] = jQuery.extend( jQuery.valHooks[ this ], {

		set: function( elem, value ) {

			if ( jQuery.isArray( value ) ) {

				return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 );

			}

		}

	});

});

var rformElems = /^(?:input|select|textarea)$/i,

	rkeyEvent = /^key/,

	rmouseEvent = /^(?:mouse|contextmenu)|click/,

	rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,

	rtypenamespace = /^([^.]*)(?:\.(.+)|)$/;



function returnTrue() {

	return true;

}



function returnFalse() {

	return false;

}



/*

 * 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

		// jQuery(...).bind("mouseover mouseout", fn);

		types = ( types || "" ).match( core_rnotwhite ) || [""];

		t = types.length;

		while ( t-- ) {

			tmp = rtypenamespace.exec( types[t] ) || [];

			type = origType = tmp[1];

			namespaces = ( tmp[2] || "" ).split( "." ).sort();



			// 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 );



		event.isTrigger = true;

		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( elem.ownerDocument, data ) === false) &&

				!(type === "click" && jQuery.nodeName( elem, "a" )) && 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") ) {



			for ( ; cur != this; cur = cur.parentNode || this ) {



				// 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

		},

		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;

				}

			}

		},

		focus: {

			// Fire native event if possible so blur/focus sequence is correct

			trigger: function() {

				if ( this !== document.activeElement && 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 === document.activeElement && this.blur ) {

					this.blur();

					return false;

				}

			},

			delegateType: "focusout"

		},



		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 );

		});

	},



	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 );

	},



	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 );

		}

	}

});

/*!

 * Sizzle CSS Selector Engine

 * Copyright 2012 jQuery Foundation and other contributors

 * Released under the MIT license

 * http://sizzlejs.com/

 */

(function( window, undefined ) {



var i,

	cachedruns,

	Expr,

	getText,

	isXML,

	compile,

	hasDuplicate,

	outermostContext,



	// Local document vars

	setDocument,

	document,

	docElem,

	documentIsXML,

	rbuggyQSA,

	rbuggyMatches,

	matches,

	contains,

	sortOrder,



	// Instance-specific data

	expando = "sizzle" + -(new Date()),

	preferredDoc = window.document,

	support = {},

	dirruns = 0,

	done = 0,

	classCache = createCache(),

	tokenCache = createCache(),

	compilerCache = createCache(),



	// General-purpose constants

	strundefined = typeof undefined,

	MAX_NEGATIVE = 1 << 31,



	// Array methods

	arr = [],

	pop = arr.pop,

	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;

	},





	// 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

	operators = "([*^$|!~]?=)",

	attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace +

		"*(?:" + operators + 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 + "*([\\x20\\t\\r\\n\\f>+~])" + whitespace + "*" ),

	rpseudo = new RegExp( pseudos ),

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



	matchExpr = {

		"ID": new RegExp( "^#(" + characterEncoding + ")" ),

		"CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ),

		"NAME": new RegExp( "^\\[name=['\"]?(" + 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" ),

		// 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" )

	},



	rsibling = /[\x20\t\r\n\f]*[+~]/,



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



	// 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,

	rattributeQuotes = /\=[\x20\t\r\n\f]*([^'"\]]*)[\x20\t\r\n\f]*\]/g,



	// CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters

	runescape = /\\([\da-fA-F]{1,6}[\x20\t\r\n\f]?|.)/g,

	funescape = function( _, escaped ) {

		var high = "0x" + escaped - 0x10000;

		// NaN means non-codepoint

		return high !== high ?

			escaped :

			// BMP codepoint

			high < 0 ?

				String.fromCharCode( high + 0x10000 ) :

				// Supplemental Plane codepoint (surrogate pair)

				String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );

	};



// Use a stripped-down slice if we can't use a native one

try {

	slice.call( preferredDoc.documentElement.childNodes, 0 )[0].nodeType;

} catch ( e ) {

	slice = function( i ) {

		var elem,

			results = [];

		while ( (elem = this[i++]) ) {

			results.push( elem );

		}

		return results;

	};

}



/**

 * For feature detection

 * @param {Function} fn The function to test for native support

 */

function isNative( fn ) {

	return rnative.test( fn + "" );

}



/**

 * 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 cache,

		keys = [];



	return (cache = function( 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);

	});

}



/**

 * 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 {

		// release memory in IE

		div = null;

	}

}



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 ( !documentIsXML && !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, slice.call(context.getElementsByTagName( selector ), 0) );

				return results;



			// Speed-up: Sizzle(".CLASS")

			} else if ( (m = match[3]) && support.getByClassName && context.getElementsByClassName ) {

				push.apply( results, slice.call(context.getElementsByClassName( m ), 0) );

				return results;

			}

		}



		// QSA path

		if ( support.qsa && !rbuggyQSA.test(selector) ) {

			old = true;

			nid = 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, slice.call( newContext.querySelectorAll(

						newSelector

					), 0 ) );

					return results;

				} catch(qsaError) {

				} finally {

					if ( !old ) {

						context.removeAttribute("id");

					}

				}

			}

		}

	}



	// All others

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

}



/**

 * 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;

};



/**

 * 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;



	// 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

	documentIsXML = isXML( doc );



	// Check if getElementsByTagName("*") returns only elements

	support.tagNameNoComments = assert(function( div ) {

		div.appendChild( doc.createComment("") );

		return !div.getElementsByTagName("*").length;

	});



	// Check if attributes should be retrieved by attribute nodes

	support.attributes = assert(function( div ) {

		div.innerHTML = "<select></select>";

		var type = typeof div.lastChild.getAttribute("multiple");

		// IE8 returns a string for some attributes even when not present

		return type !== "boolean" && type !== "string";

	});



	// Check if getElementsByClassName can be trusted

	support.getByClassName = assert(function( div ) {

		// Opera can't find a second classname (in 9.6)

		div.innerHTML = "<div class='hidden e'></div><div class='hidden'></div>";

		if ( !div.getElementsByClassName || !div.getElementsByClassName("e").length ) {

			return false;

		}



		// Safari 3.2 caches class attributes and doesn't catch changes

		div.lastChild.className = "e";

		return div.getElementsByClassName("e").length === 2;

	});



	// Check if getElementById returns elements by name

	// Check if getElementsByName privileges form controls or returns elements by ID

	support.getByName = assert(function( div ) {

		// Inject content

		div.id = expando + 0;

		div.innerHTML = "<a name='" + expando + "'></a><div name='" + expando + "'></div>";

		docElem.insertBefore( div, docElem.firstChild );



		// Test

		var pass = doc.getElementsByName &&

			// buggy browsers will return fewer than the correct 2

			doc.getElementsByName( expando ).length === 2 +

			// buggy browsers will return more than the correct 0

			doc.getElementsByName( expando + 0 ).length;

		support.getIdNotName = !doc.getElementById( expando );



		// Cleanup

		docElem.removeChild( div );



		return pass;

	});



	// IE6/7 return modified attributes

	Expr.attrHandle = assert(function( div ) {

		div.innerHTML = "<a href='#'></a>";

		return div.firstChild && typeof div.firstChild.getAttribute !== strundefined &&

			div.firstChild.getAttribute("href") === "#";

	}) ?

		{} :

		{

			"href": function( elem ) {

				return elem.getAttribute( "href", 2 );

			},

			"type": function( elem ) {

				return elem.getAttribute("type");

			}

		};



	// ID find and filter

	if ( support.getIdNotName ) {

		Expr.find["ID"] = function( id, context ) {

			if ( typeof context.getElementById !== strundefined && !documentIsXML ) {

				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 {

		Expr.find["ID"] = function( id, context ) {

			if ( typeof context.getElementById !== strundefined && !documentIsXML ) {

				var m = context.getElementById( id );



				return m ?

					m.id === id || typeof m.getAttributeNode !== strundefined && m.getAttributeNode("id").value === id ?

						[m] :

						undefined :

					[];

			}

		};

		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.tagNameNoComments ?

		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;

		};



	// Name

	Expr.find["NAME"] = support.getByName && function( tag, context ) {

		if ( typeof context.getElementsByName !== strundefined ) {

			return context.getElementsByName( name );

		}

	};



	// Class

	Expr.find["CLASS"] = support.getByClassName && function( className, context ) {

		if ( typeof context.getElementsByClassName !== strundefined && !documentIsXML ) {

			return context.getElementsByClassName( className );

		}

	};



	// QSA and matchesSelector support



	// matchesSelector(:active) reports false when true (IE9/Opera 11.5)

	rbuggyMatches = [];



	// qSa(:focus) reports false when true (Chrome 21),

	// no need to also add to buggyMatches since matches checks buggyQSA

	// A support test would require too much code (would include document ready)

	rbuggyQSA = [ ":focus" ];



	if ( (support.qsa = isNative(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 explictly

			// setting a boolean content attribute,

			// since its presence should be enough

			// http://bugs.jquery.com/ticket/12359

			div.innerHTML = "<select><option selected=''></option></select>";



			// IE8 - Some boolean attributes are not treated correctly

			if ( !div.querySelectorAll("[selected]").length ) {

				rbuggyQSA.push( "\\[" + whitespace + "*(?:checked|disabled|ismap|multiple|readonly|selected|value)" );

			}



			// 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 ) {



			// Opera 10-12/IE8 - ^= $= *= and empty values

			// Should not select anything

			div.innerHTML = "<input type='hidden' i=''/>";

			if ( div.querySelectorAll("[i^='']").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 = isNative( (matches = docElem.matchesSelector ||

		docElem.mozMatchesSelector ||

		docElem.webkitMatchesSelector ||

		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 = new RegExp( rbuggyQSA.join("|") );

	rbuggyMatches = new RegExp( rbuggyMatches.join("|") );



	// Element contains another

	// Purposefully does not implement inclusive descendent

	// As in, an element does not contain itself

	contains = isNative(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;

		};



	// Document order sorting

	sortOrder = docElem.compareDocumentPosition ?

	function( a, b ) {

		var compare;



		if ( a === b ) {

			hasDuplicate = true;

			return 0;

		}



		if ( (compare = b.compareDocumentPosition && a.compareDocumentPosition && a.compareDocumentPosition( b )) ) {

			if ( compare & 1 || a.parentNode && a.parentNode.nodeType === 11 ) {

				if ( a === doc || contains( preferredDoc, a ) ) {

					return -1;

				}

				if ( b === doc || contains( preferredDoc, b ) ) {

					return 1;

				}

				return 0;

			}

			return compare & 4 ? -1 : 1;

		}



		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 :

				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;

	};



	// Always assume the presence of duplicates if sort doesn't

	// pass them to our comparison function (as in Google Chrome).

	hasDuplicate = false;

	[0, 0].sort( sortOrder );

	support.detectDuplicates = hasDuplicate;



	return document;

};



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']" );



	// rbuggyQSA always contains :focus, so no need for an existence check

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

	var val;



	// Set document vars if needed

	if ( ( elem.ownerDocument || elem ) !== document ) {

		setDocument( elem );

	}



	if ( !documentIsXML ) {

		name = name.toLowerCase();

	}

	if ( (val = Expr.attrHandle[ name ]) ) {

		return val( elem );

	}

	if ( documentIsXML || support.attributes ) {

		return elem.getAttribute( name );

	}

	return ( (val = elem.getAttributeNode( name )) || elem.getAttribute( name ) ) && elem[ name ] === true ?

		name :

		val && val.specified ? val.value : null;

};



Sizzle.error = function( msg ) {

	throw new Error( "Syntax error, unrecognized expression: " + msg );

};



// Document sorting and removing duplicates

Sizzle.uniqueSort = function( results ) {

	var elem,

		duplicates = [],

		i = 1,

		j = 0;



	// Unless we *know* we can detect duplicates, assume their presence

	hasDuplicate = !support.detectDuplicates;

	results.sort( sortOrder );



	if ( hasDuplicate ) {

		for ( ; (elem = results[i]); i++ ) {

			if ( elem === results[ i - 1 ] ) {

				j = duplicates.push( i );

			}

		}

		while ( j-- ) {

			results.splice( duplicates[ j ], 1 );

		}

	}



	return results;

};



function siblingCheck( a, b ) {

	var cur = b && a,

		diff = cur && ( ~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

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

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

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]);

				}

			}

		});

	});

}



/**

 * 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,



	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[4] ) {

				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( nodeName ) {

			if ( nodeName === "*" ) {

				return function() { return true; };

			}



			nodeName = nodeName.replace( runescape, funescape ).toLowerCase();

			return 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( 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 identifider

			if ( !ridentifier.test(lang || "") ) {

				Sizzle.error( "unsupported lang: " + lang );

			}

			lang = lang.replace( runescape, funescape ).toLowerCase();

			return function( elem ) {

				var elemLang;

				do {

					if ( (elemLang = documentIsXML ?

						elem.getAttribute("xml:lang") || elem.getAttribute("lang") :

						elem.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;

		})

	}

};



// 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 );

}



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( tokens.slice( 0, i - 1 ) ).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" &&

					context.nodeType === 9 && !documentIsXML &&

					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, slice.call( seed, 0 ) );

							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,

		documentIsXML,

		results,

		rsibling.test( selector )

	);

	return results;

}



// Deprecated

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



// Easy API for creating new setFilters

function setFilters() {}

Expr.filters = setFilters.prototype = Expr.pseudos;

Expr.setFilters = new setFilters();



// Initialize with the default document

setDocument();



// Override sizzle attribute retrieval

Sizzle.attr = jQuery.attr;

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 );

var runtil = /Until$/,

	rparentsprev = /^(?:parents|prev(?:Until|All))/,

	isSimple = /^.[^:#\[\.,]*$/,

	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,

			len = this.length;



		if ( typeof selector !== "string" ) {

			self = this;

			return this.pushStack( jQuery( selector ).filter(function() {

				for ( i = 0; i < len; i++ ) {

					if ( jQuery.contains( self[ i ], this ) ) {

						return true;

					}

				}

			}) );

		}



		ret = [];

		for ( i = 0; i < len; i++ ) {

			jQuery.find( selector, this[ 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;

		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, false) );

	},



	filter: function( selector ) {

		return this.pushStack( winnow(this, selector, true) );

	},



	is: function( selector ) {

		return !!selector && (

			typeof selector === "string" ?

				// 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".

				rneedsContext.test( selector ) ?

					jQuery( selector, this.context ).index( this[0] ) >= 0 :

					jQuery.filter( selector, this ).length > 0 :

				this.filter( selector ).length > 0 );

	},



	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++ ) {

			cur = this[i];



			while ( cur && cur.ownerDocument && cur !== context && cur.nodeType !== 11 ) {

				if ( pos ? pos.index(cur) > -1 : jQuery.find.matchesSelector(cur, selectors) ) {

					ret.push( cur );

					break;

				}

				cur = cur.parentNode;

			}

		}



		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)

		);

	}

});



jQuery.fn.andSelf = jQuery.fn.addBack;



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 ( !runtil.test( name ) ) {

			selector = until;

		}



		if ( selector && typeof selector === "string" ) {

			ret = jQuery.filter( selector, ret );

		}



		ret = this.length > 1 && !guaranteedUnique[ name ] ? jQuery.unique( ret ) : ret;



		if ( this.length > 1 && rparentsprev.test( name ) ) {

			ret = ret.reverse();

		}



		return this.pushStack( ret );

	};

});



jQuery.extend({

	filter: function( expr, elems, not ) {

		if ( not ) {

			expr = ":not(" + expr + ")";

		}



		return elems.length === 1 ?

			jQuery.find.matchesSelector(elems[0], expr) ? [ elems[0] ] : [] :

			jQuery.find.matches(expr, elems);

	},



	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, keep ) {



	// Can't pass null or undefined to indexOf in Firefox 4

	// Set to 0 to skip string check

	qualifier = qualifier || 0;



	if ( jQuery.isFunction( qualifier ) ) {

		return jQuery.grep(elements, function( elem, i ) {

			var retVal = !!qualifier.call( elem, i, elem );

			return retVal === keep;

		});



	} else if ( qualifier.nodeType ) {

		return jQuery.grep(elements, function( elem ) {

			return ( elem === qualifier ) === keep;

		});



	} else if ( typeof qualifier === "string" ) {

		var filtered = jQuery.grep(elements, function( elem ) {

			return elem.nodeType === 1;

		});



		if ( isSimple.test( qualifier ) ) {

			return jQuery.filter(qualifier, filtered, !keep);

		} else {

			qualifier = jQuery.filter( qualifier, filtered );

		}

	}



	return jQuery.grep(elements, function( elem ) {

		return ( jQuery.inArray( elem, qualifier ) >= 0 ) === keep;

	});

}

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 );

	},



	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();

	},



	append: function() {

		return this.domManip(arguments, true, function( elem ) {

			if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {

				this.appendChild( elem );

			}

		});

	},



	prepend: function() {

		return this.domManip(arguments, true, function( elem ) {

			if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {

				this.insertBefore( elem, this.firstChild );

			}

		});

	},



	before: function() {

		return this.domManip( arguments, false, function( elem ) {

			if ( this.parentNode ) {

				this.parentNode.insertBefore( elem, this );

			}

		});

	},



	after: function() {

		return this.domManip( arguments, false, 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,

			i = 0;



		for ( ; (elem = this[i]) != null; i++ ) {

			if ( !selector || jQuery.filter( selector, [ elem ] ).length > 0 ) {

				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( value ) {

		var isFunc = jQuery.isFunction( value );



		// Make sure that the elements are removed from the DOM before they are inserted

		// this can help fix replacing a parent with child elements

		if ( !isFunc && typeof value !== "string" ) {

			value = jQuery( value ).not( this ).detach();

		}



		return this.domManip( [ value ], true, function( elem ) {

			var next = this.nextSibling,

				parent = this.parentNode;



			if ( parent ) {

				jQuery( this ).remove();

				parent.insertBefore( elem, next );

			}

		});

	},



	detach: function( selector ) {

		return this.remove( selector, true );

	},



	domManip: function( args, table, callback ) {



		// 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, table ? self.html() : undefined );

				}

				self.domManip( args, table, callback );

			});

		}



		if ( l ) {

			fragment = jQuery.buildFragment( args, this[ 0 ].ownerDocument, false, this );

			first = fragment.firstChild;



			if ( fragment.childNodes.length === 1 ) {

				fragment = first;

			}



			if ( first ) {

				table = table && jQuery.nodeName( first, "tr" );

				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(

						table && jQuery.nodeName( this[i], "table" ) ?

							findOrAppend( this[i], "tbody" ) :

							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.ajax({

									url: node.src,

									type: "GET",

									dataType: "script",

									async: false,

									global: false,

									"throws": true

								});

							} else {

								jQuery.globalEval( ( node.text || node.textContent || node.innerHTML || "" ).replace( rcleanScript, "" ) );

							}

						}

					}

				}



				// Fix #11809: Avoid leaking memory

				fragment = first = null;

			}

		}



		return this;

	}

});



function findOrAppend( elem, tag ) {

	return elem.getElementsByTagName( tag )[0] || elem.appendChild( elem.ownerDocument.createElement( tag ) );

}



// Replace/restore the type attribute of script elements for safe DOM manipulation

function disableScript( elem ) {

	var attr = elem.getAttributeNode("type");

	elem.type = ( attr && attr.specified ) + "/" + 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 );

					}

				}

			}

		}

	}

});

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 ) {

		var bool = typeof state === "boolean";



		return this.each(function() {

			if ( bool ? state : 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;

				}

			}

		}

	},



	// Exclude the following css properties to add px

	cssNumber: {

		"columnCount": true,

		"fillOpacity": true,

		"fontWeight": true,

		"lineHeight": true,

		"opacity": 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;

	},



	// A method for quickly swapping in/out CSS properties to get correct calculations

	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;

	}

});



// 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.hover = function( fnOver, fnOut ) {

	return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );

};

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.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

		});

	};

});



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"

		},



		// Data converters

		// Keys separate source (or catchall "*") and destination types with a single space

		converters: {



			// Convert anything to text

			"* text": window.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;



			// Get response data

			if ( responses ) {

				response = ajaxHandleResponses( s, jqXHR, responses );

			}



			// If successful, handle type chaining

			if ( status >= 200 && status < 300 || status === 304 ) {



				// 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 ) {

					isSuccess = true;

					statusText = "nocontent";



				// if not modified

				} else if ( status === 304 ) {

					isSuccess = true;

					statusText = "notmodified";



				// If we have data, let's convert it

				} else {

					isSuccess = ajaxConvert( s, response );

					statusText = isSuccess.state;

					success = isSuccess.data;

					error = isSuccess.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;

	},



	getScript: function( url, callback ) {

		return jQuery.get( url, undefined, callback, "script" );

	},



	getJSON: function( url, data, callback ) {

		return jQuery.get( url, data, callback, "json" );

	}

});



/* Handles responses to an ajax request:

 * - sets all responseXXX fields accordingly

 * - 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,

		responseFields = s.responseFields;



	// Fill responseXXX fields

	for ( type in responseFields ) {

		if ( type in responses ) {

			jqXHR[ responseFields[type] ] = responses[ type ];

		}

	}



	// 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

function ajaxConvert( s, response ) {

	var conv2, current, conv, tmp,

		converters = {},

		i = 0,

		// Work with a copy of dataTypes in case we need to modify it for conversion

		dataTypes = s.dataTypes.slice(),

		prev = dataTypes[ 0 ];



	// Apply the dataFilter if provided

	if ( s.dataFilter ) {

		response = s.dataFilter( response, s.dataType );

	}



	// Create converters map with lowercased keys

	if ( dataTypes[ 1 ] ) {

		for ( conv in s.converters ) {

			converters[ conv.toLowerCase() ] = s.converters[ conv ];

		}

	}



	// Convert to each sequential dataType, tolerating list modification

	for ( ; (current = dataTypes[++i]); ) {



		// There's only work to do if current dataType is non-auto

		if ( current !== "*" ) {



			// Convert response if prev dataType is non-auto and differs from current

			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.splice( i--, 0, current );

								}



								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 };

						}

					}

				}

			}



			// Update prev for next iteration

			prev = 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 end, unit,

				tween = this.createTween( prop, value ),

				parts = rfxnum.exec( value ),

				target = tween.cur(),

				start = +target || 0,

				scale = 1,

				maxIterations = 20;



			if ( parts ) {

				end = +parts[2];

				unit = parts[3] || ( jQuery.cssNumber[ prop ] ? "" : "px" );



				// We need to compute starting value

				if ( unit !== "px" && start ) {

					// Iteratively approximate from a nonzero starting point

					// Prefer the current property, because this process will be trivial if it uses the same units

					// Fallback to end or a simple constant

					start = jQuery.css( tween.elem, prop, true ) || end || 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 );

				}



				tween.unit = unit;

				tween.start = start;

				// If a +=/-= token was provided, we're doing a relative animation

				tween.end = parts[1] ? start + ( parts[1] + 1 ) * end : end;

			}

			return tween;

		}]

	};



// Animations created synchronously will run synchronously

function createFxNow() {

	setTimeout(function() {

		fxNow = undefined;

	});

	return ( fxNow = jQuery.now() );

}



function createTweens( animation, props ) {

	jQuery.each( props, function( prop, value ) {

		var collection = ( tweeners[ prop ] || [] ).concat( tweeners[ "*" ] ),

			index = 0,

			length = collection.length;

		for ( ; index < length; index++ ) {

			if ( collection[ index ].call( animation, prop, value ) ) {



				// we're done with this property

				return;

			}

		}

	});

}



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;

		}

	}



	createTweens( animation, props );



	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 value, name, index, easing, 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, index, length,

		value, dataShow, toggle,

		tween, hooks, oldfire,

		anim = this,

		style = elem.style,

		orig = {},

		handled = [],

		hidden = elem.nodeType && isHidden( elem );



	// 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 ( index in props ) {

		value = props[ index ];

		if ( rfxtypes.exec( value ) ) {

			delete props[ index ];

			toggle = toggle || value === "toggle";

			if ( value === ( hidden ? "hide" : "show" ) ) {

				continue;

			}

			handled.push( index );

		}

	}



	length = handled.length;

	if ( length ) {

		dataShow = jQuery._data( elem, "fxshow" ) || jQuery._data( elem, "fxshow", {} );

		if ( "hidden" in dataShow ) {

			hidden = dataShow.hidden;

		}



		// 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 ( index = 0 ; index < length ; index++ ) {

			prop = handled[ index ];

			tween = anim.createTween( prop, hidden ? dataShow[ prop ] : 0 );

			orig[ prop ] = dataShow[ prop ] || jQuery.style( elem, prop );



			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;

			}

		}

	}

};



// Remove in 2.0 - this supports IE8's 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 );

				doAnimation.finish = function() {

					anim.stop( true );

				};

				// 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.cur && hooks.cur.finish ) {

				hooks.cur.finish.call( this );

			}



			// 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 || document.documentElement;

			while ( offsetParent && ( !jQuery.nodeName( offsetParent, "html" ) && jQuery.css( offsetParent, "position") === "static" ) ) {

				offsetParent = offsetParent.offsetParent;

			}

			return offsetParent || document.documentElement;

		});

	}

});





// 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() {



// })();

// Expose jQuery to the global object

window.jQuery = window.$ = jQuery;



// Expose jQuery as an AMD module, but only for AMD loaders that

// understand the issues with loading multiple versions of jQuery

// in a page that all might call define(). The loader will indicate

// they have special allowances for multiple jQuery versions by

// specifying define.amd.jQuery = true. Register as a named module,

// since jQuery can be concatenated with other files that may use define,

// but not use 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.amd.jQuery ) {

	define( "jquery", [], function () { return jQuery; } );

}



})( window );

