/*
 * This file has been commented to support Visual Studio Intellisense.
 * You should not use this file at runtime inside the browser--it is only
 * intended to be used only for design-time IntelliSense.  Please use the
 * standard jQuery library for all production use.
 *
 * Comment version: 1.4.1a
 */

/* 1.4.1a 汉化说明
本汉化文件部分翻译取自 《1.3.2.min-vsdoc》 文件及 《jQuery 1.4.1 中文参考》
经本人整合、校对与增加新版帮助文档，供免费学习与个人使用，若有商业需求请联系作者。
☆磊☆，QQ249433969 E-mail:sorex@163.com

2010-02-25:
beta版本。
*/


/*!
 * jQuery JavaScript Library v1.4.1
 * http://jquery.com/
 *
 * Distributed in whole under the terms of the MIT
 *
 * Copyright 2010, John Resig
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 * Includes Sizzle.js
 * http://sizzlejs.com/
 * Copyright 2010, The Dojo Foundation
 * Released under the MIT, BSD, and GPL Licenses.
 *
 * Date: Mon Jan 25 19:43:33 2010 -0500
 */

(function( window, undefined ) {

// Define a local copy of jQuery
var jQuery = function( selector, context ) {
		///	<summary>
		///		1: $(expression, context) - 这个函数接收一个包含 CSS 选择器的字符串，然后用这个字符串去匹配一组元素。
		///		2: $(html) - 根据提供的原始 HTML 标记字符串，动态创建由 jQuery 对象包装的 DOM 元素。
		///		3: $(elements) - 将一个或多个DOM元素转化为jQuery对象。
		///		4: $(callback) - $(document).ready()的简写。
		///		5: $() - jQuery 1.4中，如果不提供任何参数，则返回一个空jQuery对象。在先前版本中，这会返回一个包含document节点的对象。
		///	</summary>
		///	<param name="selector" type="String">
		///		1: expression - 用来查找的表达式。
		///		2: html - 用于动态创建DOM元素的HTML标记字符串。
		///		3: elements - 用于封装成jQuery对象的DOM元素。
		///		4: callback - 当DOM加载完成后，执行其中的函数。
		///	</param>
		///	<param name="context" type="jQuery">
		///		1: context - (可选) 作为待查找的 DOM 元素集、文档或 jQuery 对象。
		///	</param>
		///	<returns type="jQuery" />

		// The jQuery object is actually just the init constructor 'enhanced'
		return new jQuery.fn.init( selector, context );
	},

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

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

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

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

	// A simple way to check for HTML strings or ID strings
	// (both of which we optimize for)
	quickExpr = /^[^<]*(<[\w\W]+>)[^>]*$|^#([\w-]+)$/,

	// Is it a simple selector
	isSimple = /^.[^:#\[\.,]*$/,

	// Check if a string has a non-whitespace character in it
	rnotwhite = /\S/,

	// Used for trimming whitespace
	rtrim = /^(\s|\u00A0)+|(\s|\u00A0)+$/g,

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

	// Keep a UserAgent string for use with jQuery.browser
	userAgent = navigator.userAgent,

	// For matching the engine and version of the browser
	browserMatch,
	
	// Has the ready events already been bound?
	readyBound = false,
	
	// The functions to execute on DOM ready
	readyList = [],

	// The ready event handler
	DOMContentLoaded,

	// Save a reference to some core methods
	toString = Object.prototype.toString,
	hasOwnProperty = Object.prototype.hasOwnProperty,
	push = Array.prototype.push,
	slice = Array.prototype.slice,
	indexOf = Array.prototype.indexOf;

jQuery.fn = jQuery.prototype = {
	init: function( selector, context ) {

		var match, elem, ret, doc;

		// Handle $(""), $(null), or $(undefined)
		if ( !selector ) {
			return this;
		}

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

		// Handle HTML strings
		if ( typeof selector === "string" ) {
			// Are we dealing with HTML string or an ID?
			match = quickExpr.exec( selector );

			// Verify a match, and that no context was specified for #id
			if ( match && (match[1] || !context) ) {

				// HANDLE: $(html) -> $(array)
				if ( match[1] ) {
					doc = (context ? context.ownerDocument || context : document);

					// If a single string is passed in and it's a single tag
					// just do a createElement and skip the rest
					ret = rsingleTag.exec( selector );

					if ( ret ) {
						if ( jQuery.isPlainObject( context ) ) {
							selector = [ document.createElement( ret[1] ) ];
							jQuery.fn.attr.call( selector, context, true );

						} else {
							selector = [ doc.createElement( ret[1] ) ];
						}

					} else {
						ret = buildFragment( [ match[1] ], [ doc ] );
						selector = (ret.cacheable ? ret.fragment.cloneNode(true) : ret.fragment).childNodes;
					}

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

					if ( elem ) {
						// 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: $("TAG")
			} else if ( !context && /^\w+$/.test( selector ) ) {
				this.selector = selector;
				this.context = document;
				selector = document.getElementsByTagName( selector );

			// 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 jQuery( context ).find( selector );
			}

		// 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.isArray( selector ) ?
			this.setArray( selector ) :
			jQuery.makeArray( selector, this );
	},

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

	// The current version of jQuery being used
	jquery: "1.4.1",

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

	// The number of elements contained in the matched element set
	size: function() {
		///	<summary>
		///		当前已匹配的元素数量。
		///		Part of Core
		///	</summary>
		///	<returns type="Number" />

		return this.length;
	},

	toArray: function() {
		///	<summary>
		///		把jQuery集合中所有DOM元素恢复成一个数组。
		///	</summary>
		///	<returns type="Array" />
		return slice.call( this, 0 );
	},

	// Get the Nth element in the matched element set OR
	// Get the whole matched element set as a clean array
	get: function( num ) {
		///	<summary>
		///		获取匹配集中的一个元素。
		///		Part of Core
		///	</summary>
		///	<returns type="Element" />
		///	<param name="num" type="Number">
		///		取得第 num 个位置上的元素。num从0开始。
		///	</param>

		return num == null ?

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

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

	// Take an array of elements and push it onto the stack
	// (returning the new matched element set)
	pushStack: function( elems, name, selector ) {
		///	<summary>
		///		Set the jQuery object to an array of elements, while maintaining
		///		the stack.
		///		Part of Core
		///	</summary>
		///	<returns type="jQuery" />
		///	<param name="elems" type="Elements">
		///		An array of elements
		///	</param>

		// Build a new jQuery matched element set
		var ret = jQuery( elems || null );

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

		ret.context = this.context;

		if ( name === "find" ) {
			ret.selector = this.selector + (this.selector ? " " : "") + selector;
		} else if ( name ) {
			ret.selector = this.selector + "." + name + "(" + selector + ")";
		}

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

	// Force the current matched set of elements to become
	// the specified array of elements (destroying the stack in the process)
	// You should use pushStack() in order to do this, but maintain the stack
	setArray: function( elems ) {
		///	<summary>
		///		Set the jQuery object to an array of elements. This operation is
		///		completely destructive - be sure to use .pushStack() if you wish to maintain
		///		the jQuery stack.
		///		Part of Core
		///	</summary>
		///	<returns type="jQuery" />
		///	<param name="elems" type="Elements">
		///		An array of elements
		///	</param>

		// Resetting the length to 0, then using the native Array push
		// is a super-fast way to populate an object with array-like properties
		this.length = 0;
		push.apply( this, elems );

		return this;
	},

	// 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 ) {
		///	<summary>
		///		以每一个匹配的元素作为上下文来执行一个函数。
		///		意味着，每次执行传递进来的函数时，
		///		函数中的this关键字都指向一个不同的DOM元素
		///		（每次都是一个不同的匹配元素）。
		///		而且，在每次执行函数时，
		///		都会给函数传递一个表示作为执行环境的元素在匹配的元素集合中所处位置的数字值作为参数
		///		（从零开始的整形）。
		///		Part of Core
		///	</summary>
		///	<returns type="jQuery" />
		///	<param name="callback" type="Function">
		///		对于每个匹配的元素所要执行的函数
		///	</param>

		return jQuery.each( this, callback, args );
	},
	
	ready: function( fn ) {
		///	<summary>
		///		当DOM载入就绪可以查询及操纵时绑定一个要执行的函数。
		///		这是事件模块中最重要的一个函数，因为它可以极大地提高web应用程序的响应速度。 
		///		简单地说，这个方法纯粹是对向window.load事件注册事件的替代方法。
		///		通过使用这个方法，可以在DOM载入就绪能够读取并操纵时立即调用你所绑定的函数，而99.99%的JavaScript函数都需要在那一刻执行。 
		///		有一个参数－－对jQuery函数的引用－－会传递到这个ready事件处理函数中。可以给这个参数任意起一个名字，并因此可以不再担心命名冲突而放心地使用$别名。 
		///		请确保在 <body> 元素的onload事件中没有注册函数，否则不会触发$(document).ready()事件。 
		///		可以在同一个页面中无限次地使用$(document).ready()事件。其中注册的函数会按照（代码中的）先后顺序依次执行。
		///	</summary>
		///	<param name="fn" type="Function">要在DOM就绪时执行的函数。</param>

		// Attach the listeners
		jQuery.bindReady();

		// If the DOM is already ready
		if ( jQuery.isReady ) {
			// Execute the function immediately
			fn.call( document, jQuery );

		// Otherwise, remember the function for later
		} else if ( readyList ) {
			// Add the function to the wait list
			readyList.push( fn );
		}

		return this;
	},
	
	eq: function( i ) {
		///	<summary>
		///		匹配一个给定索引值的元素。
		///		从 0 开始计数
		///		Part of Core
		///	</summary>
		///	<returns type="jQuery" />
		///	<param name="i" type="Number">
		///		元素在jQuery对象中的索引
		///	</param>

		return i === -1 ?
			this.slice( i ) :
			this.slice( i, +i + 1 );
	},

	first: function() {
		///	<summary>
		///		获取第一个元素。
		///	</summary>
		///	<returns type="jQuery" />

		return this.eq( 0 );
	},

	last: function() {
		///	<summary>
		///		获取最后个元素。
		///	</summary>
		///	<returns type="jQuery" />

		return this.eq( -1 );
	},

	slice: function() {
		///	<summary>
		///		选取一个匹配的子集。与原来的slice方法类似。
		///	</summary>
		///	<param name="start" type="Number" integer="true">开始选取子集的位置。（从0开始，负数是从集合的尾部开始选起）</param>
		///	<param name="end" optional="true" type="Number" integer="true"> (可选) 结束选取自己的位置，
		///		如果不指定，则就是本身的结尾。</param>
		///	<returns type="jQuery">被选择的元素</returns>

		return this.pushStack( slice.apply( this, arguments ),
			"slice", slice.call(arguments).join(",") );
	},

	map: function( callback ) {
		///	<summary>
		///		将一组元素转换成其他数组（不论是否是元素数组）
		///		你可以用这个函数来建立一个列表，不论是值、属性还是CSS样式，或者其他特别形式。
		///		这都可以用'$.map()'来方便的建立。
		///		This member is internal.
		///	</summary>
		///	<private />
		///	<returns type="jQuery" />

		return this.pushStack( jQuery.map(this, function( elem, i ) {
			return callback.call( elem, i, elem );
		}));
	},
	
	end: function() {
		///	<summary>
		///		回到最近的一个"破坏性"操作之前。即，将匹配的元素列表变为前一次的状态。
		///		如果之前没有破坏性操作，则返回一个空集。所谓的"破坏性"就是指任何改变所匹配的jQuery元素的操作。这包括在 Traversing 中任何返回一个jQuery对象的函数--'add', 'andSelf', 'children', 'filter', 'find', 'map', 'next', 'nextAll', 'not', 'parent', 'parents', 'prev', 'prevAll', 'siblings' and 'slice'--再加上 Manipulation 中的 'clone'。
		///		End the most recent 'destructive' operation, reverting the list of matched elements
		///		back to its previous state. After an end operation, the list of matched elements will
		///		revert to the last state of matched elements.
		///		If there was no destructive operation before, an empty set is returned.
		///		Part of DOM/Traversing
		///	</summary>
		///	<returns type="jQuery" />

		return this.prevObject || jQuery(null);
	},

	// For internal use only.
	// Behaves like an Array's method, not like a jQuery method.
	push: 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() {
	///	<summary>
	///		用一个或多个其他对象来扩展一个对象，返回被扩展的对象。
	///		用于简化继承。
	///		jQuery.extend(settings, options);
	///		var settings = jQuery.extend({}, defaults, options);
	///		Part of JavaScript
	///	</summary>
	///	<param name="target" type="Object">
	///		 待修改对象。
	///	</param>
	///	<param name="prop1" type="Object">
	///		 待合并到第一个对象的对象。
	///	</param>
	///	<param name="propN" type="Object" optional="true" parameterArray="true">
	///		 (可选) 待合并到第一个对象的对象。
	///	</param>
	///	<returns type="Object" />

	// copy reference to target object
	var target = arguments[0] || {}, i = 1, length = arguments.length, deep = false, options, name, src, copy;

	// 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 object literal values or arrays
				if ( deep && copy && ( jQuery.isPlainObject(copy) || jQuery.isArray(copy) ) ) {
					var clone = src && ( jQuery.isPlainObject(src) || jQuery.isArray(src) ) ? src
						: jQuery.isArray(copy) ? [] : {};

					// 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 ) {
		///	<summary>
		///		将 $ 符号还原到加载jQuery之前其他库的定义以避免冲突。
		///		这个功能允许jQuery库与其他使用 $ 符号的库并存，如prototype。
		///		在使用这个函数后，就只能通过'jQuery'来访问jQuery对象。
		///		比如原先是 $(&quot;div p&quot;)，之后必须为 jQuery(&quot;div p&quot;)。
		///		Part of Core
		///	</summary>
		///	<returns type="undefined" />

		window.$ = _$;

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

		return jQuery;
	},
	
	// Is the DOM ready to be used? Set to true once it occurs.
	isReady: false,
	
	// Handle when the DOM is ready
	ready: function() {
		///	<summary>
		///		This method is internal.
		///	</summary>
		///	<private />

		// Make sure that the DOM is not already loaded
		if ( !jQuery.isReady ) {
			// Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443).
			if ( !document.body ) {
				return setTimeout( jQuery.ready, 13 );
			}

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

			// If there are functions bound, to execute
			if ( readyList ) {
				// Execute all of them
				var fn, i = 0;
				while ( (fn = readyList[ i++ ]) ) {
					fn.call( document, jQuery );
				}

				// Reset the list of functions
				readyList = null;
			}

			// Trigger any bound ready events
			if ( jQuery.fn.triggerHandler ) {
				jQuery( document ).triggerHandler( "ready" );
			}
		}
	},
	
	bindReady: function() {
		if ( readyBound ) {
			return;
		}

		readyBound = true;

		// Catch cases where $(document).ready() is called after the
		// browser event has already occurred.
		if ( document.readyState === "complete" ) {
			return jQuery.ready();
		}

		// Mozilla, Opera and webkit nightlies currently support this event
		if ( document.addEventListener ) {
			// Use the handy event callback
			document.addEventListener( "DOMContentLoaded", DOMContentLoaded, false );
			
			// A fallback to window.onload, that will always work
			window.addEventListener( "load", jQuery.ready, false );

		// If IE event model is used
		} else if ( document.attachEvent ) {
			// ensure firing before onload,
			// maybe late but safe also for iframes
			document.attachEvent("onreadystatechange", DOMContentLoaded);
			
			// A fallback to window.onload, that will always work
			window.attachEvent( "onload", jQuery.ready );

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

			try {
				toplevel = window.frameElement == null;
			} catch(e) {}

			if ( document.documentElement.doScroll && toplevel ) {
				doScrollCheck();
			}
		}
	},

	// 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 ) {
		///	<summary>
		///		检查一个对象是否为函数。
		///	</summary>
		///	<param name="obj" type="Object">要检查的对象</param>
		///	<returns type="Boolean">如果参数是一个函数返回true，否则返回false。</returns>

		return toString.call(obj) === "[object Function]";
	},

	isArray: function( obj ) {
		///	<summary>
		///		检查一个对象是否为数组(Array)对象。
		///	</summary>
		///	<param name="obj" type="Object">要检查的对象</param>
		///	<returns type="Boolean">如果参数是一个数组对象返回true，否则返回false。</returns>

		return toString.call(obj) === "[object Array]";
	},

	isPlainObject: function( obj ) {
		///	<summary>
		///		测试对象是否是纯粹的对象（通过 "{}" 或者 "new Object" 创建的）。
		///	</summary>
		///	<param name="obj" type="Object">
		///		要检查的对象
		///	</param>
		///	<returns type="Boolean" />

		// 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 || toString.call(obj) !== "[object Object]" || obj.nodeType || obj.setInterval ) {
			return false;
		}
		
		// Not own constructor property must be Object
		if ( obj.constructor
			&& !hasOwnProperty.call(obj, "constructor")
			&& !hasOwnProperty.call(obj.constructor.prototype, "isPrototypeOf") ) {
			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 || hasOwnProperty.call( obj, key );
	},

	isEmptyObject: function( obj ) {
		///	<summary>
		///		测试对象是否是空对象（不包含任何属性）。
		///	</summary>
		///	<param name="obj" type="Object">
		///		要检查的对象
		///	</param>
		///	<returns type="Boolean" />

		for ( var name in obj ) {
			return false;
		}
		return true;
	},
	
	error: function( msg ) {
		throw msg;
	},
	
	parseJSON: function( data ) {
		if ( typeof data !== "string" || !data ) {
			return null;
		}
		
		// Make sure the incoming data is actual JSON
		// Logic borrowed from http://json.org/json2.js
		if ( /^[\],:{}\s]*$/.test(data.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, "@")
			.replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, "]")
			.replace(/(?:^|:|,)(?:\s*\[)+/g, "")) ) {

			// Try to use the native JSON parser first
			return window.JSON && window.JSON.parse ?
				window.JSON.parse( data ) :
				(new Function("return " + data))();

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

	noop: function() {
		///	<summary>
		///		一个空函数。
		///	</summary>
		///	<returns type="Function" />
	},

	// Evalulates a script in a global context
	globalEval: function( data ) {
		///	<summary>
		///		Internally evaluates a script in a global context.
		///	</summary>
		///	<private />

		if ( data && rnotwhite.test(data) ) {
			// Inspired by code by Andrea Giammarchi
			// http://webreflection.blogspot.com/2007/08/global-scope-evaluation-and-dom.html
			var head = document.getElementsByTagName("head")[0] || document.documentElement,
				script = document.createElement("script");

			script.type = "text/javascript";

			if ( jQuery.support.scriptEval ) {
				script.appendChild( document.createTextNode( data ) );
			} else {
				script.text = data;
			}

			// Use insertBefore instead of appendChild to circumvent an IE6 bug.
			// This arises when a base node is used (#2709).
			head.insertBefore( script, head.firstChild );
			head.removeChild( script );
		}
	},

	nodeName: function( elem, name ) {
		///	<summary>
		///		检查指定的元素里是否有指定的DOM节点的名称。
		///	</summary>
		///	<param name="elem" type="Element">要检查的元素</param>
		///	<param name="name" type="String">要核对的节点名称</param>
		///	<returns type="Boolean">如果指定的节点名称匹配对应的节点的DOM节点名称返回true， 否则返回 false</returns>

		return elem.nodeName && elem.nodeName.toUpperCase() === name.toUpperCase();
	},

	// args is for internal usage only
	each: function( object, callback, args ) {
		///	<summary>
		///		以每一个匹配的元素作为上下文来执行一个函数。
		///		意味着，每次执行传递进来的函数时，
		///		函数中的this关键字都指向一个不同的DOM元素（每次都是一个不同的匹配元素）。
		///		而且，在每次执行函数时，都会给函数传递一个表示作为执行环境的元素在匹配的元素集合中所处位置的数字值作为参数（从零开始的整形）。
		///		返回 false 将停止循环 (就像在普通的循环中使用 break)。
		///		返回 true 跳至下一个循环(就像在普通的循环中使用 continue)。
		///		Part of JavaScript
		///	</summary>
		///	<param name="object" type="Object">
		///		 要迭代的对象或数组
		///	</param>
		///	<param name="callback" type="Function">
		///		 对于每个匹配的元素所要执行的函数
		///	</param>
		///	<returns type="Object" />

		var name, i = 0,
			length = object.length,
			isObj = length === undefined || jQuery.isFunction(object);

		if ( args ) {
			if ( isObj ) {
				for ( name in object ) {
					if ( callback.apply( object[ name ], args ) === false ) {
						break;
					}
				}
			} else {
				for ( ; i < length; ) {
					if ( callback.apply( object[ i++ ], args ) === false ) {
						break;
					}
				}
			}

		// A special, fast, case for the most common use of each
		} else {
			if ( isObj ) {
				for ( name in object ) {
					if ( callback.call( object[ name ], name, object[ name ] ) === false ) {
						break;
					}
				}
			} else {
				for ( var value = object[0];
					i < length && callback.call( value, i, value ) !== false; value = object[++i] ) {}
			}
		}

		return object;
	},

	trim: function( text ) {
		///	<summary>
		///		去掉字符串起始和结尾的空格。
		///		Part of JavaScript
		///	</summary>
		///	<returns type="String" />
		///	<param name="text" type="String">
		///		要去空格的字符串
		///	</param>

		return (text || "").replace( rtrim, "" );
	},

	// results is for internal usage only
	makeArray: function( array, results ) {
		///	<summary>
		///		将类数组对象转换为数组对象。
		///		类数组对象有 length 属性，其成员索引为 0 至 length - 1。实际中此函数在 jQuery 中将自动使用而无需特意转换。
		///	</summary>
		///	<param name="array" type="Object">要转换为数组对象的类数组对象。</param>
		///	<returns type="Array" />
		///	<private />

		var ret = results || [];

		if ( array != null ) {
			// The window, strings (and functions) also have 'length'
			// The extra typeof function check is to prevent crashes
			// in Safari 2 (See: #3039)
			if ( array.length == null || typeof array === "string" || jQuery.isFunction(array) || (typeof array !== "function" && array.setInterval) ) {
				push.call( ret, array );
			} else {
				jQuery.merge( ret, array );
			}
		}

		return ret;
	},

	inArray: function( elem, array ) {
		if ( array.indexOf ) {
			return array.indexOf( elem );
		}

		for ( var i = 0, length = array.length; i < length; i++ ) {
			if ( array[ i ] === elem ) {
				return i;
			}
		}

		return -1;
	},

	merge: function( first, second ) {
		///	<summary>
		///		合并两个数组。
		///		返回的结果会修改第一个数组的内容——第一个数组的元素后面跟着第二个数组的元素。要去除重复项，请使用$.unique()
		///		Part of JavaScript
		///	</summary>
		///	<returns type="Array" />
		///	<param name="first" type="Array">
		///		 第一个要合并的数组。
		///	</param>
		///	<param name="second" type="Array">
		///		 第二个要合并的数组。
		///	</param>

		var i = first.length, j = 0;

		if ( typeof second.length === "number" ) {
			for ( var l = second.length; 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 ) {
		///	<summary>
		///		使用过滤函数过滤数组元素。
		///		此函数至少传递两个参数：待过滤数组和过滤函数。
		///		过滤函数必须返回 true 以保留元素或 false 以删除元素。
		///		Part of JavaScript
		///	</summary>
		///	<returns type="Array" />
		///	<param name="elems" type="Array">
		///		待过滤数组。
		///	</param>
		///	<param name="callback" type="Function">
		///		此函数将处理数组每个元素。第一个参数为当前元素，第二个参数为元素索引值。
		///		此函数应返回一个布尔值。
		///		fn 必须为函数对象，旧的 lambda 格式已经不再支持。
		///	</param>
		///	<param name="inv" type="Boolean">
		///		(可选) 如果 "invert" 为 false 或为设置，则函数返回数组中由过滤函数返回 true 的元素，
		///		当"invert" 为 true，则返回过滤函数中返回 false 的元素集。
		///	</param>

		var ret = [];

		// Go through the array, only saving the items
		// that pass the validator function
		for ( var i = 0, length = elems.length; i < length; i++ ) {
			if ( !inv !== !callback( elems[ i ], i ) ) {
				ret.push( elems[ i ] );
			}
		}

		return ret;
	},

	// arg is for internal usage only
	map: function( elems, callback, arg ) {
		///	<summary>
		///		将一个数组中的元素转换到另一个数组中。
		///		作为参数的转换函数会为每个数组元素调用，
		///		而且会给这个转换函数传递一个表示被转换的元素作为参数。
		///		转换函数可以返回转换后的值、null（删除数组中的项目）
		///		或一个包含值的数组，并扩展至原始数组中。
		///		Part of JavaScript
		///	</summary>
		///	<returns type="Array" />
		///	<param name="elems" type="Array">
		///		待转换数组。
		///	</param>
		///	<param name="callback" type="Function">
		///		为每个数组元素调用，而且会给这个转换函数传递一个表示被转换的元素作为参数。函数可返回任何值。
		///		fn 必须为函数对象，旧的 lambda 格式已经不再支持。
		///	</param>

		var ret = [], value;

		// Go through the array, translating each of the items to their
		// new value (or values).
		for ( var i = 0, length = elems.length; i < length; i++ ) {
			value = callback( elems[ i ], i, arg );

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

		return ret.concat.apply( [], ret );
	},

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

	proxy: function( fn, proxy, thisObject ) {
		///	<summary>
		///		返回一个新函数，并且这个函数始终保持了特定的作用域。
		///	</summary>
		///	<param name="fn" type="Function">
		///		将要被改变作用域的函数
		///	</param>
		///	<param name="proxy" type="Object">
		///		一个object，那个函数的作用域会被设置到这个object上来。
		///	</param>
		///	<returns type="Function" />

		if ( arguments.length === 2 ) {
			if ( typeof proxy === "string" ) {
				thisObject = fn;
				fn = thisObject[ proxy ];
				proxy = undefined;

			} else if ( proxy && !jQuery.isFunction( proxy ) ) {
				thisObject = proxy;
				proxy = undefined;
			}
		}

		if ( !proxy && fn ) {
			proxy = function() {
				return fn.apply( thisObject || this, arguments );
			};
		}

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

		// So proxy can be declared as an argument
		return proxy;
	},

	// Use of jQuery.browser is frowned upon.
	// More details: http://docs.jquery.com/Utilities/jQuery.browser
	uaMatch: function( ua ) {
		ua = ua.toLowerCase();

		var match = /(webkit)[ \/]([\w.]+)/.exec( ua ) ||
			/(opera)(?:.*version)?[ \/]([\w.]+)/.exec( ua ) ||
			/(msie) ([\w.]+)/.exec( ua ) ||
			!/compatible/.test( ua ) && /(mozilla)(?:.*? rv:([\w.]+))?/.exec( ua ) ||
		  	[];

		return { browser: match[1] || "", version: match[2] || "0" };
	},

	browser: {}
});

browserMatch = jQuery.uaMatch( userAgent );
if ( browserMatch.browser ) {
	jQuery.browser[ browserMatch.browser ] = true;
	jQuery.browser.version = browserMatch.version;
}

// Deprecated, use jQuery.browser.webkit instead
if ( jQuery.browser.webkit ) {
	jQuery.browser.safari = true;
}

if ( indexOf ) {
	jQuery.inArray = function( elem, array ) {
		///	<summary>
		///		确定第一个参数在数组中的位置，从0开始计数(如果没有找到则返回 -1 )。


		///	</summary>
		///	<param name="elem">用于在数组中查找是否存在。</param>
		///	<param name="array" type="Array">待处理数组。</param>
		///	<returns type="Number" integer="true">参数在数组中的位置，从0开始计数(如果没有找到则返回 -1 )。</returns>

		return indexOf.call( array, elem );
	};
}

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

// Cleanup functions for the document ready method
if ( document.addEventListener ) {
	DOMContentLoaded = function() {
		document.removeEventListener( "DOMContentLoaded", DOMContentLoaded, false );
		jQuery.ready();
	};

} else if ( document.attachEvent ) {
	DOMContentLoaded = function() {
		// Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443).
		if ( document.readyState === "complete" ) {
			document.detachEvent( "onreadystatechange", DOMContentLoaded );
			jQuery.ready();
		}
	};
}

// The DOM ready check for Internet Explorer
function doScrollCheck() {
	if ( jQuery.isReady ) {
		return;
	}

	try {
		// If IE is used, use the trick by Diego Perini
		// http://javascript.nwbox.com/IEContentLoaded/
		document.documentElement.doScroll("left");
	} catch( error ) {
		setTimeout( doScrollCheck, 1 );
		return;
	}

	// and execute any waiting functions
	jQuery.ready();
}

function evalScript( i, elem ) {
	///	<summary>
	///		This method is internal.
	///	</summary>
	/// <private />

	if ( elem.src ) {
		jQuery.ajax({
			url: elem.src,
			async: false,
			dataType: "script"
		});
	} else {
		jQuery.globalEval( elem.text || elem.textContent || elem.innerHTML || "" );
	}

	if ( elem.parentNode ) {
		elem.parentNode.removeChild( elem );
	}
}

// Mutifunctional method to get and set values to a collection
// The value/s can be optionally by executed if its a function
function access( elems, key, value, exec, fn, pass ) {
	var length = elems.length;
	
	// Setting many attributes
	if ( typeof key === "object" ) {
		for ( var k in key ) {
			access( elems, k, key[k], exec, fn, value );
		}
		return elems;
	}
	
	// Setting one attribute
	if ( value !== undefined ) {
		// Optionally, function values get executed if exec is true
		exec = !pass && exec && jQuery.isFunction(value);
		
		for ( var i = 0; i < length; i++ ) {
			fn( elems[i], key, exec ? value.call( elems[i], i, fn( elems[i], key ) ) : value, pass );
		}
		
		return elems;
	}
	
	// Getting an attribute
	return length ? fn( elems[0], key ) : null;
}

function now() {
	///	<summary>
	///		获取当前日期。
	///	</summary>
	///	<returns type="Date">当前日期。</returns>

	return (new Date).getTime();
}

// [vsdoc] The following function has been modified for IntelliSense.
// [vsdoc] Stubbing support properties to "false" for IntelliSense compat.
(function() {

	jQuery.support = {};

	//	var root = document.documentElement,
	//		script = document.createElement("script"),
	//		div = document.createElement("div"),
	//		id = "script" + now();

	//	div.style.display = "none";
	//	div.innerHTML = "   <link/><table></table><a href='/a' style='color:red;float:left;opacity:.55;'>a</a><input type='checkbox'/>";

	//	var all = div.getElementsByTagName("*"),
	//		a = div.getElementsByTagName("a")[0];

	//	// Can't get basic test support
	//	if ( !all || !all.length || !a ) {
	//		return;
	//	}

	jQuery.support = {
		// IE strips leading whitespace when .innerHTML is used
		leadingWhitespace: false,

		// Make sure that tbody elements aren't automatically inserted
		// IE will insert them into empty tables
		tbody: false,

		// Make sure that link elements get serialized correctly by innerHTML
		// This requires a wrapper element in IE
		htmlSerialize: false,

		// Get the style information from getAttribute
		// (IE uses .cssText insted)
		style: false,

		// Make sure that URLs aren't manipulated
		// (IE normalizes it by default)
		hrefNormalized: false,

		// Make sure that element opacity exists
		// (IE uses filter instead)
		// Use a regex to work around a WebKit issue. See #5145
		opacity: false,

		// Verify style float existence
		// (IE uses styleFloat instead of cssFloat)
		cssFloat: false,

		// Make sure that if no value is specified for a checkbox
		// that it defaults to "on".
		// (WebKit defaults to "" instead)
		checkOn: false,

		// 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: false,

		// Will be defined later
		checkClone: false,
		scriptEval: false,
		noCloneEvent: false,
		boxModel: false
	};

	//	script.type = "text/javascript";
	//	try {
	//		script.appendChild( document.createTextNode( "window." + id + "=1;" ) );
	//	} catch(e) {}

	//	root.insertBefore( script, root.firstChild );

	//	// Make sure that the execution of code works by injecting a script
	//	// tag with appendChild/createTextNode
	//	// (IE doesn't support this, fails, and uses .text instead)
	//	if ( window[ id ] ) {
	//		jQuery.support.scriptEval = true;
	//		delete window[ id ];
	//	}

	//	root.removeChild( script );

	//	if ( div.attachEvent && div.fireEvent ) {
	//		div.attachEvent("onclick", function click() {
	//			// Cloning a node shouldn't copy over any
	//			// bound event handlers (IE does this)
	//			jQuery.support.noCloneEvent = false;
	//			div.detachEvent("onclick", click);
	//		});
	//		div.cloneNode(true).fireEvent("onclick");
	//	}

	//	div = document.createElement("div");
	//	div.innerHTML = "<input type='radio' name='radiotest' checked='checked'/>";

	//	var fragment = document.createDocumentFragment();
	//	fragment.appendChild( div.firstChild );

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

	//	// Figure out if the W3C box model works as expected
	//	// document.body must exist before we can do this
	//	jQuery(function() {
	//		var div = document.createElement("div");
	//		div.style.width = div.style.paddingLeft = "1px";

	//		document.body.appendChild( div );
	//		jQuery.boxModel = jQuery.support.boxModel = div.offsetWidth === 2;
	//		document.body.removeChild( div ).style.display = 'none';
	//		div = null;
	//	});

	//	// Technique from Juriy Zaytsev
	//	// http://thinkweb2.com/projects/prototype/detecting-event-support-without-browser-sniffing/
	//	var eventSupported = function( eventName ) { 
	//		var el = document.createElement("div"); 
	//		eventName = "on" + eventName; 

	//		var isSupported = (eventName in el); 
	//		if ( !isSupported ) { 
	//			el.setAttribute(eventName, "return;"); 
	//			isSupported = typeof el[eventName] === "function"; 
	//		} 
	//		el = null; 

	//		return isSupported; 
	//	};
	
	jQuery.support.submitBubbles = false;
	jQuery.support.changeBubbles = false;

	//	// release memory in IE
	//	root = script = div = all = a = null;
})();

jQuery.props = {
	"for": "htmlFor",
	"class": "className",
	readonly: "readOnly",
	maxlength: "maxLength",
	cellspacing: "cellSpacing",
	rowspan: "rowSpan",
	colspan: "colSpan",
	tabindex: "tabIndex",
	usemap: "useMap",
	frameborder: "frameBorder"
};
var expando = "jQuery" + now(), uuid = 0, windowData = {};
var emptyObject = {};

jQuery.extend({
	cache: {},
	
	expando:expando,

	// The following elements throw uncatchable exceptions if you
	// attempt to add expando properties to them.
	noData: {
		"embed": true,
		"object": true,
		"applet": true
	},

	data: function( elem, name, data ) {
		///	<summary>
		///		Store arbitrary data associated with the specified element.
		///	</summary>
		///	<param name="elem" type="Element">
		///		The DOM element to associate with the data.
		///	</param>
		///	<param name="name" type="String">
		///		A string naming the piece of data to set.
		///	</param>
		///	<param name="value" type="Object">
		///		The new data value.
		///	</param>
		///	<returns type="jQuery" />

		if ( elem.nodeName && jQuery.noData[elem.nodeName.toLowerCase()] ) {
			return;
		}

		elem = elem == window ?
			windowData :
			elem;

		var id = elem[ expando ], cache = jQuery.cache, thisCache;

		// Handle the case where there's no name immediately
		if ( !name && !id ) {
			return null;
		}

		// Compute a unique ID for the element
		if ( !id ) { 
			id = ++uuid;
		}

		// Avoid generating a new cache unless none exists and we
		// want to manipulate it.
		if ( typeof name === "object" ) {
			elem[ expando ] = id;
			thisCache = cache[ id ] = jQuery.extend(true, {}, name);
		} else if ( cache[ id ] ) {
			thisCache = cache[ id ];
		} else if ( typeof data === "undefined" ) {
			thisCache = emptyObject;
		} else {
			thisCache = cache[ id ] = {};
		}

		// Prevent overriding the named cache with undefined values
		if ( data !== undefined ) {
			elem[ expando ] = id;
			thisCache[ name ] = data;
		}

		return typeof name === "string" ? thisCache[ name ] : thisCache;
	},

	removeData: function( elem, name ) {
		if ( elem.nodeName && jQuery.noData[elem.nodeName.toLowerCase()] ) {
			return;
		}

		elem = elem == window ?
			windowData :
			elem;

		var id = elem[ expando ], cache = jQuery.cache, thisCache = cache[ id ];

		// If we want to remove a specific section of the element's data
		if ( name ) {
			if ( thisCache ) {
				// Remove the section of cache data
				delete thisCache[ name ];

				// If we've removed all the data, remove the element's cache
				if ( jQuery.isEmptyObject(thisCache) ) {
					jQuery.removeData( elem );
				}
			}

		// Otherwise, we want to remove all of the element's data
		} else {
			// Clean up the element expando
			try {
				delete elem[ expando ];
			} catch( e ) {
				// IE has trouble directly removing the expando
				// but it's ok with using removeAttribute
				if ( elem.removeAttribute ) {
					elem.removeAttribute( expando );
				}
			}

			// Completely remove the data cache
			delete cache[ id ];
		}
	}
});

jQuery.fn.extend({
	data: function( key, value ) {
		///	<summary>
		///		Store arbitrary data associated with the matched elements.
		///		在元素上存放带有key的数据对。
		///	</summary>
		///	<param name="key" type="String">
		///		存储的数据名
		///	</param>
		///	<param name="value" type="Object">
		///		将要存储的任意数据。
		///	</param>
		///	<returns type="jQuery" />

		if ( typeof key === "undefined" && this.length ) {
			return jQuery.data( this[0] );

		} else if ( typeof key === "object" ) {
			return this.each(function() {
				jQuery.data( this, key );
			});
		}

		var parts = key.split(".");
		parts[1] = parts[1] ? "." + parts[1] : "";

		if ( value === undefined ) {
			var data = this.triggerHandler("getData" + parts[1] + "!", [parts[0]]);

			if ( data === undefined && this.length ) {
				data = jQuery.data( this[0], key );
			}
			return data === undefined && parts[1] ?
				this.data( parts[0] ) :
				data;
		} else {
			return this.trigger("setData" + parts[1] + "!", [parts[0], value]).each(function() {
				jQuery.data( this, key, value );
			});
		}
	},

	removeData: function( key ) {
		return this.each(function() {
			jQuery.removeData( this, key );
		});
	}
});
jQuery.extend({
	queue: function( elem, type, data ) {
		if ( !elem ) {
			return;
		}

		type = (type || "fx") + "queue";
		var q = jQuery.data( elem, type );

		// Speed up dequeue by getting out quickly if this is just a lookup
		if ( !data ) {
			return q || [];
		}

		if ( !q || jQuery.isArray(data) ) {
			q = jQuery.data( elem, type, jQuery.makeArray(data) );

		} else {
			q.push( data );
		}

		return q;
	},

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

		var queue = jQuery.queue( elem, type ), fn = queue.shift();

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

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

			fn.call(elem, function() {
				jQuery.dequeue(elem, type);
			});
		}
	}
});

jQuery.fn.extend({
	queue: function( type, data ) {
		///	<summary>
		///		1: queue() - 返回指向第一个匹配元素的队列(将是一个函数数组)
		///		2: queue(callback) - 在匹配的元素的动画队列中添加一个函数
		///		3: queue(queue) - 将匹配元素的动画队列用新的一个队列来代替(函数数组).
		///	</summary>
		///	<param name="type" type="Function">要添加进队列的函数</param>
		///	<returns type="jQuery" />

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

		if ( data === undefined ) {
			return jQuery.queue( this[0], type );
		}
		return this.each(function( i, elem ) {
			var queue = jQuery.queue( this, type, data );

			if ( type === "fx" && queue[0] !== "inprogress" ) {
				jQuery.dequeue( this, type );
			}
		});
	},
	dequeue: function( type ) {
		///	<summary>
		///		Removes a queued function from the front of the queue and executes it.
		///	</summary>
		///	<param name="type" type="String" optional="true">The type of queue to access.</param>
		///	<returns type="jQuery" />

		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 ) {
		///	<summary>
		///		设置一个延时来推迟执行队列中之后的项目。
		///		用于将队列中的函数延时执行。他既可以推迟动画队列的执行，也可以用于自定义队列。
		///	</summary>
		///	<param name="time" type="Number">
		///		延时时间，单位：毫秒
		///	</param>
		///	<param name="type" type="String">
		///		（可选）队列名词，默认是Fx，动画队列。
		///	</param>
		///	<returns type="jQuery" />

		time = jQuery.fx ? jQuery.fx.speeds[time] || time : time;
		type = type || "fx";

		return this.queue( type, function() {
			var elem = this;
			setTimeout(function() {
				jQuery.dequeue( elem, type );
			}, time );
		});
	},

	clearQueue: function( type ) {
		///	<summary>
		///		清空对象上尚未执行的所有队列。如果不带参数，则默认清空的是动画队列。这跟stop(true)类似，但stop()只能清空动画队列，而这个可以清空所有通过 .queue() 创建的队列。
		///	</summary>
		///	<param name="type" type="String" optional="true">
		///		含有队列名的字符串。默认是"Fx"，动画队列。
		///	</param>
		///	<returns type="jQuery" />

		return this.queue( type || "fx", [] );
	}
});
var rclass = /[\n\t]/g,
	rspace = /\s+/,
	rreturn = /\r/g,
	rspecialurl = /href|src|style/,
	rtype = /(button|input)/i,
	rfocusable = /(button|input|object|select|textarea)/i,
	rclickable = /^(a|area)$/i,
	rradiocheck = /radio|checkbox/;

jQuery.fn.extend({
	attr: function( name, value ) {
		///	<summary>
		///		取得第一个匹配元素的属性值。通过这个方法可以方便地从第一个匹配元素中获取一个属性的值。如果元素没有相应属性，则返回 undefined 。
		///		Part of DOM/Attributes
		///	</summary>
		///	<returns type="jQuery" />
		///	<param name="name" type="String">
		///		属性名称。
		///	</param>
		///	<param name="value" type="Function">
		///		返回属性值的函数。
		///	</param>

		return access( this, name, value, true, jQuery.attr );
	},

	removeAttr: function( name, fn ) {
		///	<summary>
		///		从每一个匹配的元素中删除一个属性。
		///		Part of DOM/Attributes
		///	</summary>
		///	<param name="name" type="String">
		///		要删除的属性名。
		///	</param>
		///	<returns type="jQuery" />

		return this.each(function(){
			jQuery.attr( this, name, "" );
			if ( this.nodeType === 1 ) {
				this.removeAttribute( name );
			}
		});
	},

	addClass: function( value ) {
		///	<summary>
		///		为每个匹配的元素添加指定的类名。
		///		Part of DOM/Attributes
		///	</summary>
		///	<param name="value" type="String">
		///		一个或多个要添加到元素中的CSS类名，请用空格分开。
		///	</param>
		///	<returns type="jQuery" />

		if ( jQuery.isFunction(value) ) {
			return this.each(function(i) {
				var self = jQuery(this);
				self.addClass( value.call(this, i, self.attr("class")) );
			});
		}

		if ( value && typeof value === "string" ) {
			var classNames = (value || "").split( rspace );

			for ( var i = 0, l = this.length; i < l; i++ ) {
				var elem = this[i];

				if ( elem.nodeType === 1 ) {
					if ( !elem.className ) {
						elem.className = value;

					} else {
						var className = " " + elem.className + " ";
						for ( var c = 0, cl = classNames.length; c < cl; c++ ) {
							if ( className.indexOf( " " + classNames[c] + " " ) < 0 ) {
								elem.className += " " + classNames[c];
							}
						}
					}
				}
			}
		}

		return this;
	},

	removeClass: function( value ) {
		///	<summary>
		///		从所有匹配的元素中删除全部或者指定的类。
		///		Part of DOM/Attributes
		///	</summary>
		///	<param name="value" type="String" optional="true">
		///		(可选) 一个或多个要删除的CSS类名，请用空格分开。
		///	</param>
		///	<returns type="jQuery" />

		if ( jQuery.isFunction(value) ) {
			return this.each(function(i) {
				var self = jQuery(this);
				self.removeClass( value.call(this, i, self.attr("class")) );
			});
		}

		if ( (value && typeof value === "string") || value === undefined ) {
			var classNames = (value || "").split(rspace);

			for ( var i = 0, l = this.length; i < l; i++ ) {
				var elem = this[i];

				if ( elem.nodeType === 1 && elem.className ) {
					if ( value ) {
						var className = (" " + elem.className + " ").replace(rclass, " ");
						for ( var c = 0, cl = classNames.length; c < cl; c++ ) {
							className = className.replace(" " + classNames[c] + " ", " ");
						}
						elem.className = className.substring(1, className.length - 1);

					} else {
						elem.className = "";
					}
				}
			}
		}

		return this;
	},

	toggleClass: function( value, stateVal ) {
		///	<summary>
		///		如果存在（不存在）就删除（添加）一个类。如果开关stateVal参数为true则加上对应的class，否则就删除。
		///	</summary>
		///	<param name="value" type="Object">
		///		要切换的CSS类名
		///	</param>
		///	<param name="stateVal" type="Object">
		///		用于决定元素是否包含class的布尔值。
		///	</param>
		///	<returns type="jQuery" />

		var type = typeof value, isBool = typeof stateVal === "boolean";

		if ( jQuery.isFunction( value ) ) {
			return this.each(function(i) {
				var self = jQuery(this);
				self.toggleClass( value.call(this, i, self.attr("class"), stateVal), stateVal );
			});
		}

		return this.each(function() {
			if ( type === "string" ) {
				// toggle individual class names
				var className, i = 0, self = jQuery(this),
					state = stateVal,
					classNames = value.split( rspace );

				while ( (className = classNames[ i++ ]) ) {
					// check each className given, space seperated list
					state = isBool ? state : !self.hasClass( className );
					self[ state ? "addClass" : "removeClass" ]( className );
				}

			} else if ( type === "undefined" || type === "boolean" ) {
				if ( this.className ) {
					// store className if set
					jQuery.data( this, "__className__", this.className );
				}

				// toggle whole className
				this.className = this.className || value === false ? "" : jQuery.data( this, "__className__" ) || "";
			}
		});
	},

	hasClass: function( selector ) {
		///	<summary>
		///		检查当前的元素是否含有某个特定的类，如果有，则返回true。这其实就是 is("." + class)。
		///	</summary>
		///	<param name="selector" type="String">用于匹配的类名</param>
		///	<returns type="Boolean">如果有，则返回true，否则返回false.</returns>

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

		return false;
	},

	val: function( value ) {
		///	<summary>
		///		设置每一个匹配元素的值。在 jQuery 1.2, 这也可以为select元件赋值
		///		Part of DOM/Attributes
		///	</summary>
		///	<returns type="jQuery" />
		///	<param name="value" type="String">
		///		 要设置的值。
		///	</param>

		if ( value === undefined ) {
			var elem = this[0];

			if ( elem ) {
				if ( jQuery.nodeName( elem, "option" ) ) {
					return (elem.attributes.value || {}).specified ? elem.value : elem.text;
				}

				// We need to handle select boxes special
				if ( jQuery.nodeName( elem, "select" ) ) {
					var index = elem.selectedIndex,
						values = [],
						options = elem.options,
						one = elem.type === "select-one";

					// Nothing was selected
					if ( index < 0 ) {
						return null;
					}

					// Loop through all the selected options
					for ( var i = one ? index : 0, max = one ? index + 1 : options.length; i < max; i++ ) {
						var option = options[ i ];

						if ( option.selected ) {
							// Get the specifc 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;
				}

				// Handle the case where in Webkit "" is returned instead of "on" if a value isn't specified
				if ( rradiocheck.test( elem.type ) && !jQuery.support.checkOn ) {
					return elem.getAttribute("value") === null ? "on" : elem.value;
				}
				

				// Everything else, we just grab the value
				return (elem.value || "").replace(rreturn, "");

			}

			return undefined;
		}

		var isFunction = jQuery.isFunction(value);

		return this.each(function(i) {
			var self = jQuery(this), val = value;

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

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

			// Typecast each time if the value is a Function and the appended
			// value is therefore different each time.
			if ( typeof val === "number" ) {
				val += "";
			}

			if ( jQuery.isArray(val) && rradiocheck.test( this.type ) ) {
				this.checked = jQuery.inArray( self.val(), val ) >= 0;

			} else if ( jQuery.nodeName( this, "select" ) ) {
				var values = jQuery.makeArray(val);

				jQuery( "option", this ).each(function() {
					this.selected = jQuery.inArray( jQuery(this).val(), values ) >= 0;
				});

				if ( !values.length ) {
					this.selectedIndex = -1;
				}

			} else {
				this.value = val;
			}
		});
	}
});

jQuery.extend({
	attrFn: {
		val: true,
		css: true,
		html: true,
		text: true,
		data: true,
		width: true,
		height: true,
		offset: true
	},
		
	attr: function( elem, name, value, pass ) {
		///	<summary>
		///		This method is internal.
		///	</summary>
		///	<private />

		// don't set attributes on text and comment nodes
		if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 ) {
			return undefined;
		}

		if ( pass && name in jQuery.attrFn ) {
			return jQuery(elem)[name](value);
		}

		var notxml = elem.nodeType !== 1 || !jQuery.isXMLDoc( elem ),
			// Whether we are setting (or getting)
			set = value !== undefined;

		// Try to normalize/fix the name
		name = notxml && jQuery.props[ name ] || name;

		// Only do all the following if this is a node (faster for style)
		if ( elem.nodeType === 1 ) {
			// These attributes require special treatment
			var special = rspecialurl.test( name );

			// Safari mis-reports the default selected property of an option
			// Accessing the parent's selectedIndex property fixes it
			if ( name === "selected" && !jQuery.support.optSelected ) {
				var parent = elem.parentNode;
				if ( parent ) {
					parent.selectedIndex;
	
					// Make sure that it also works with optgroups, see #5701
					if ( parent.parentNode ) {
						parent.parentNode.selectedIndex;
					}
				}
			}

			// If applicable, access the attribute via the DOM 0 way
			if ( name in elem && notxml && !special ) {
				if ( set ) {
					// We can't allow the type property to be changed (since it causes problems in IE)
					if ( name === "type" && rtype.test( elem.nodeName ) && elem.parentNode ) {
						jQuery.error( "type property can't be changed" );
					}

					elem[ name ] = value;
				}

				// browsers index elements by id/name on forms, give priority to attributes.
				if ( jQuery.nodeName( elem, "form" ) && elem.getAttributeNode(name) ) {
					return elem.getAttributeNode( name ).nodeValue;
				}

				// 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/
				if ( name === "tabIndex" ) {
					var attributeNode = elem.getAttributeNode( "tabIndex" );

					return attributeNode && attributeNode.specified ?
						attributeNode.value :
						rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ?
							0 :
							undefined;
				}

				return elem[ name ];
			}

			if ( !jQuery.support.style && notxml && name === "style" ) {
				if ( set ) {
					elem.style.cssText = "" + value;
				}

				return elem.style.cssText;
			}

			if ( set ) {
				// convert the value to a string (all browsers do this but IE) see #1070
				elem.setAttribute( name, "" + value );
			}

			var attr = !jQuery.support.hrefNormalized && notxml && special ?
					// Some attributes require a special call on IE
					elem.getAttribute( name, 2 ) :
					elem.getAttribute( name );

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

		// elem is actually elem.style ... set the style
		// Using attr for specific style information is now deprecated. Use style insead.
		return jQuery.style( elem, name, value );
	}
});
var fcleanup = function( nm ) {
	return nm.replace(/[^\w\s\.\|`]/g, function( ch ) {
		return "\\" + ch;
	});
};

/*
 * A number of helper functions used for managing events.
 * Many of the ideas behind this code originated from
 * Dean Edwards' addEvent library.
 */
jQuery.event = {

	// Bind an event to an element
	// Original by Dean Edwards
	add: function( elem, types, handler, data ) {
		///	<summary>
		///		This method is internal.
		///	</summary>
		///	<private />

		if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
			return;
		}

		// For whatever reason, IE has trouble passing the window object
		// around, causing it to be cloned in the process
		if ( elem.setInterval && ( elem !== window && !elem.frameElement ) ) {
			elem = window;
		}

		// Make sure that the function being executed has a unique ID
		if ( !handler.guid ) {
			handler.guid = jQuery.guid++;
		}

		// if data is passed, bind to handler
		if ( data !== undefined ) {
			// Create temporary function pointer to original handler
			var fn = handler;

			// Create unique handler function, wrapped around original handler
			handler = jQuery.proxy( fn );

			// Store data in unique handler
			handler.data = data;
		}

		// Init the element's event structure
		var events = jQuery.data( elem, "events" ) || jQuery.data( elem, "events", {} ),
			handle = jQuery.data( elem, "handle" ), eventHandle;

		if ( !handle ) {
			eventHandle = function() {
				// Handle the second event of a trigger and when
				// an event is called after a page has unloaded
				return typeof jQuery !== "undefined" && !jQuery.event.triggered ?
					jQuery.event.handle.apply( eventHandle.elem, arguments ) :
					undefined;
			};

			handle = jQuery.data( elem, "handle", eventHandle );
		}

		// If no handle is found then we must be trying to bind to one of the
		// banned noData elements
		if ( !handle ) {
			return;
		}

		// Add elem as a property of the handle function
		// This is to prevent a memory leak with non-native
		// event in IE.
		handle.elem = elem;

		// Handle multiple events separated by a space
		// jQuery(...).bind("mouseover mouseout", fn);
		types = types.split( /\s+/ );

		var type, i = 0;

		while ( (type = types[ i++ ]) ) {
			// Namespaced event handlers
			var namespaces = type.split(".");
			type = namespaces.shift();

			if ( i > 1 ) {
				handler = jQuery.proxy( handler );

				if ( data !== undefined ) {
					handler.data = data;
				}
			}

			handler.type = namespaces.slice(0).sort().join(".");

			// Get the current list of functions bound to this event
			var handlers = events[ type ],
				special = this.special[ type ] || {};

			// Init the event handler queue
			if ( !handlers ) {
				handlers = events[ type ] = {};

				// Check for a special event handler
				// Only use addEventListener/attachEvent if the special
				// events handler returns false
				if ( !special.setup || special.setup.call( elem, data, namespaces, handler) === false ) {
					// Bind the global event handler to the element
					if ( elem.addEventListener ) {
						elem.addEventListener( type, handle, false );
					} else if ( elem.attachEvent ) {
						elem.attachEvent( "on" + type, handle );
					}
				}
			}
			
			if ( special.add ) { 
				var modifiedHandler = special.add.call( elem, handler, data, namespaces, handlers ); 
				if ( modifiedHandler && jQuery.isFunction( modifiedHandler ) ) { 
					modifiedHandler.guid = modifiedHandler.guid || handler.guid; 
					modifiedHandler.data = modifiedHandler.data || handler.data; 
					modifiedHandler.type = modifiedHandler.type || handler.type; 
					handler = modifiedHandler; 
				} 
			} 
			
			// Add the function to the element's handler list
			handlers[ handler.guid ] = handler;

			// Keep track of which events have been used, for global triggering
			this.global[ type ] = true;
		}

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

	global: {},

	// Detach an event or set of events from an element
	remove: function( elem, types, handler ) {
		///	<summary>
		///		This method is internal.
		///	</summary>
		///	<private />

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

		var events = jQuery.data( elem, "events" ), ret, type, fn;

		if ( events ) {
			// Unbind all events for the element
			if ( types === undefined || (typeof types === "string" && types.charAt(0) === ".") ) {
				for ( type in events ) {
					this.remove( elem, type + (types || "") );
				}
			} else {
				// types is actually an event object here
				if ( types.type ) {
					handler = types.handler;
					types = types.type;
				}

				// Handle multiple events separated by a space
				// jQuery(...).unbind("mouseover mouseout", fn);
				types = types.split(/\s+/);
				var i = 0;
				while ( (type = types[ i++ ]) ) {
					// Namespaced event handlers
					var namespaces = type.split(".");
					type = namespaces.shift();
					var all = !namespaces.length,
						cleaned = jQuery.map( namespaces.slice(0).sort(), fcleanup ),
						namespace = new RegExp("(^|\\.)" + cleaned.join("\\.(?:.*\\.)?") + "(\\.|$)"),
						special = this.special[ type ] || {};

					if ( events[ type ] ) {
						// remove the given handler for the given type
						if ( handler ) {
							fn = events[ type ][ handler.guid ];
							delete events[ type ][ handler.guid ];

						// remove all handlers for the given type
						} else {
							for ( var handle in events[ type ] ) {
								// Handle the removal of namespaced events
								if ( all || namespace.test( events[ type ][ handle ].type ) ) {
									delete events[ type ][ handle ];
								}
							}
						}

						if ( special.remove ) {
							special.remove.call( elem, namespaces, fn);
						}

						// remove generic event handler if no more handlers exist
						for ( ret in events[ type ] ) {
							break;
						}
						if ( !ret ) {
							if ( !special.teardown || special.teardown.call( elem, namespaces ) === false ) {
								if ( elem.removeEventListener ) {
									elem.removeEventListener( type, jQuery.data( elem, "handle" ), false );
								} else if ( elem.detachEvent ) {
									elem.detachEvent( "on" + type, jQuery.data( elem, "handle" ) );
								}
							}
							ret = null;
							delete events[ type ];
						}
					}
				}
			}

			// Remove the expando if it's no longer used
			for ( ret in events ) {
				break;
			}
			if ( !ret ) {
				var handle = jQuery.data( elem, "handle" );
				if ( handle ) {
					handle.elem = null;
				}
				jQuery.removeData( elem, "events" );
				jQuery.removeData( elem, "handle" );
			}
		}
	},

	// bubbling is internal
	trigger: function( event, data, elem /*, bubbling */ ) {
		///	<summary>
		///		This method is internal.
		///	</summary>
		///	<private />

		// Event object or event type
		var type = event.type || event,
			bubbling = arguments[3];

		if ( !bubbling ) {
			event = typeof event === "object" ?
				// jQuery.Event object
				event[expando] ? event :
				// Object literal
				jQuery.extend( jQuery.Event(type), event ) :
				// Just the event type (string)
				jQuery.Event(type);

			if ( type.indexOf("!") >= 0 ) {
				event.type = type = type.slice(0, -1);
				event.exclusive = true;
			}

			// Handle a global trigger
			if ( !elem ) {
				// Don't bubble custom events when global (to avoid too much overhead)
				event.stopPropagation();

				// Only trigger if we've ever bound an event for it
				if ( this.global[ type ] ) {
					jQuery.each( jQuery.cache, function() {
						if ( this.events && this.events[type] ) {
							jQuery.event.trigger( event, data, this.handle.elem );
						}
					});
				}
			}

			// Handle triggering a single element

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

			// Clean up in case it is reused
			event.result = undefined;
			event.target = elem;

			// Clone the incoming data, if any
			data = jQuery.makeArray( data );
			data.unshift( event );
		}

		event.currentTarget = elem;

		// Trigger the event, it is assumed that "handle" is a function
		var handle = jQuery.data( elem, "handle" );
		if ( handle ) {
			handle.apply( elem, data );
		}

		var parent = elem.parentNode || elem.ownerDocument;

		// Trigger an inline bound script
		try {
			if ( !(elem && elem.nodeName && jQuery.noData[elem.nodeName.toLowerCase()]) ) {
				if ( elem[ "on" + type ] && elem[ "on" + type ].apply( elem, data ) === false ) {
					event.result = false;
				}
			}

		// prevent IE from throwing an error for some elements with some event types, see #3533
		} catch (e) {}

		if ( !event.isPropagationStopped() && parent ) {
			jQuery.event.trigger( event, data, parent, true );

		} else if ( !event.isDefaultPrevented() ) {
			var target = event.target, old,
				isClick = jQuery.nodeName(target, "a") && type === "click";

			if ( !isClick && !(target && target.nodeName && jQuery.noData[target.nodeName.toLowerCase()]) ) {
				try {
					if ( target[ type ] ) {
						// Make sure that we don't accidentally re-trigger the onFOO events
						old = target[ "on" + type ];

						if ( old ) {
							target[ "on" + type ] = null;
						}

						this.triggered = true;
						target[ type ]();
					}

				// prevent IE from throwing an error for some elements with some event types, see #3533
				} catch (e) {}

				if ( old ) {
					target[ "on" + type ] = old;
				}

				this.triggered = false;
			}
		}
	},

	handle: function( event ) {
		///	<summary>
		///		This method is internal.
		///	</summary>
		///	<private />

		// returned undefined or false
		var all, handlers;

		event = arguments[0] = jQuery.event.fix( event || window.event );
		event.currentTarget = this;

		// Namespaced event handlers
		var namespaces = event.type.split(".");
		event.type = namespaces.shift();

		// Cache this now, all = true means, any handler
		all = !namespaces.length && !event.exclusive;

		var namespace = new RegExp("(^|\\.)" + namespaces.slice(0).sort().join("\\.(?:.*\\.)?") + "(\\.|$)");

		handlers = ( jQuery.data(this, "events") || {} )[ event.type ];

		for ( var j in handlers ) {
			var handler = handlers[ j ];

			// Filter the functions by class
			if ( all || namespace.test(handler.type) ) {
				// Pass in a reference to the handler function itself
				// So that we can later remove it
				event.handler = handler;
				event.data = handler.data;

				var ret = handler.apply( this, arguments );

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

				if ( event.isImmediatePropagationStopped() ) {
					break;
				}

			}
		}

		return event.result;
	},

	props: "altKey attrChange attrName bubbles button cancelable charCode clientX clientY ctrlKey currentTarget data detail eventPhase fromElement handler keyCode layerX layerY metaKey newValue offsetX offsetY originalTarget pageX pageY prevValue relatedNode relatedTarget screenX screenY shiftKey srcElement target toElement view wheelDelta which".split(" "),

	fix: function( event ) {
		///	<summary>
		///		This method is internal.
		///	</summary>
		///	<private />

		if ( event[ expando ] ) {
			return event;
		}

		// store a copy of the original event object
		// and "clone" to set read-only properties
		var originalEvent = event;
		event = jQuery.Event( originalEvent );

		for ( var i = this.props.length, prop; i; ) {
			prop = this.props[ --i ];
			event[ prop ] = originalEvent[ prop ];
		}

		// Fix target property, if necessary
		if ( !event.target ) {
			event.target = event.srcElement || document; // Fixes #1925 where srcElement might not be defined either
		}

		// check if target is a textnode (safari)
		if ( event.target.nodeType === 3 ) {
			event.target = event.target.parentNode;
		}

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

		// Calculate pageX/Y if missing and clientX/Y available
		if ( event.pageX == null && event.clientX != null ) {
			var doc = document.documentElement, body = document.body;
			event.pageX = event.clientX + (doc && doc.scrollLeft || body && body.scrollLeft || 0) - (doc && doc.clientLeft || body && body.clientLeft || 0);
			event.pageY = event.clientY + (doc && doc.scrollTop  || body && body.scrollTop  || 0) - (doc && doc.clientTop  || body && body.clientTop  || 0);
		}

		// Add which for key events
		if ( !event.which && ((event.charCode || event.charCode === 0) ? event.charCode : event.keyCode) ) {
			event.which = event.charCode || event.keyCode;
		}

		// Add metaKey to non-Mac browsers (use ctrl for PC's and Meta for Macs)
		if ( !event.metaKey && event.ctrlKey ) {
			event.metaKey = event.ctrlKey;
		}

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

		return event;
	},

	// Deprecated, use jQuery.guid instead
	guid: 1E8,

	// Deprecated, use jQuery.proxy instead
	proxy: jQuery.proxy,

	special: {
		ready: {
			// Make sure the ready event is setup
			setup: jQuery.bindReady,
			teardown: jQuery.noop
		},

		live: {
			add: function( proxy, data, namespaces, live ) {
				jQuery.extend( proxy, data || {} );

				proxy.guid += data.selector + data.live; 
				data.liveProxy = proxy;

				jQuery.event.add( this, data.live, liveHandler, data ); 
				
			},

			remove: function( namespaces ) {
				if ( namespaces.length ) {
					var remove = 0, name = new RegExp("(^|\\.)" + namespaces[0] + "(\\.|$)");

					jQuery.each( (jQuery.data(this, "events").live || {}), function() {
						if ( name.test(this.type) ) {
							remove++;
						}
					});

					if ( remove < 1 ) {
						jQuery.event.remove( this, namespaces[0], liveHandler );
					}
				}
			},
			special: {}
		},
		beforeunload: {
			setup: function( data, namespaces, fn ) {
				// We only want to do this special case on windows
				if ( this.setInterval ) {
					this.onbeforeunload = fn;
				}

				return false;
			},
			teardown: function( namespaces, fn ) {
				if ( this.onbeforeunload === fn ) {
					this.onbeforeunload = null;
				}
			}
		}
	}
};

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

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

	// timeStamp is buggy for some events on Firefox(#3843)
	// So we won't rely on the native value
	this.timeStamp = now();

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

function returnFalse() {
	return false;
}
function returnTrue() {
	return 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 = {
	preventDefault: function() {
		this.isDefaultPrevented = returnTrue;

		var e = this.originalEvent;
		if ( !e ) {
			return;
		}
		
		// if preventDefault exists run it on the original event
		if ( e.preventDefault ) {
			e.preventDefault();
		}
		// otherwise set the returnValue property of the original event to false (IE)
		e.returnValue = false;
	},
	stopPropagation: function() {
		this.isPropagationStopped = returnTrue;

		var e = this.originalEvent;
		if ( !e ) {
			return;
		}
		// if stopPropagation exists run it on the original event
		if ( e.stopPropagation ) {
			e.stopPropagation();
		}
		// otherwise set the cancelBubble property of the original event to true (IE)
		e.cancelBubble = true;
	},
	stopImmediatePropagation: function() {
		this.isImmediatePropagationStopped = returnTrue;
		this.stopPropagation();
	},
	isDefaultPrevented: returnFalse,
	isPropagationStopped: returnFalse,
	isImmediatePropagationStopped: returnFalse
};

// Checks if an event happened on an element within another element
// Used in jQuery.event.special.mouseenter and mouseleave handlers
var withinElement = function( event ) {
	// Check if mouse(over|out) are still within the same parent element
	var parent = event.relatedTarget;

	// Traverse up the tree
	while ( parent && parent !== this ) {
		// Firefox sometimes assigns relatedTarget a XUL element
		// which we cannot access the parentNode property of
		try {
			parent = parent.parentNode;

		// assuming we've left the element since we most likely mousedover a xul element
		} catch(e) {
			break;
		}
	}

	if ( parent !== this ) {
		// set the correct event type
		event.type = event.data;

		// handle event if we actually just moused on to a non sub-element
		jQuery.event.handle.apply( this, arguments );
	}

},

// In case of event delegation, we only need to rename the event.type,
// liveHandler will take care of the rest.
delegate = function( event ) {
	event.type = event.data;
	jQuery.event.handle.apply( this, arguments );
};

// Create mouseenter and mouseleave events
jQuery.each({
	mouseenter: "mouseover",
	mouseleave: "mouseout"
}, function( orig, fix ) {
	jQuery.event.special[ orig ] = {
		setup: function( data ) {
			jQuery.event.add( this, fix, data && data.selector ? delegate : withinElement, orig );
		},
		teardown: function( data ) {
			jQuery.event.remove( this, fix, data && data.selector ? delegate : withinElement );
		}
	};
});

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

jQuery.event.special.submit = {
	setup: function( data, namespaces, fn ) {
		if ( this.nodeName.toLowerCase() !== "form" ) {
			jQuery.event.add(this, "click.specialSubmit." + fn.guid, function( e ) {
				var elem = e.target, type = elem.type;

				if ( (type === "submit" || type === "image") && jQuery( elem ).closest("form").length ) {
					return trigger( "submit", this, arguments );
				}
			});
	 
			jQuery.event.add(this, "keypress.specialSubmit." + fn.guid, function( e ) {
				var elem = e.target, type = elem.type;

				if ( (type === "text" || type === "password") && jQuery( elem ).closest("form").length && e.keyCode === 13 ) {
					return trigger( "submit", this, arguments );
				}
			});

		} else {
			return false;
		}
	},

	remove: function( namespaces, fn ) {
		jQuery.event.remove( this, "click.specialSubmit" + (fn ? "."+fn.guid : "") );
		jQuery.event.remove( this, "keypress.specialSubmit" + (fn ? "."+fn.guid : "") );
	}
};

}

// change delegation, happens here so we have bind.
if ( !jQuery.support.changeBubbles ) {

var formElems = /textarea|input|select/i;

function getVal( elem ) {
	var type = elem.type, val = elem.value;

	if ( type === "radio" || type === "checkbox" ) {
		val = elem.checked;

	} else if ( type === "select-multiple" ) {
		val = elem.selectedIndex > -1 ?
			jQuery.map( elem.options, function( elem ) {
				return elem.selected;
			}).join("-") :
			"";

	} else if ( elem.nodeName.toLowerCase() === "select" ) {
		val = elem.selectedIndex;
	}

	return val;
}

function testChange( e ) {
		var elem = e.target, data, val;

		if ( !formElems.test( elem.nodeName ) || elem.readOnly ) {
			return;
		}

		data = jQuery.data( elem, "_change_data" );
		val = getVal(elem);

		// the current data will be also retrieved by beforeactivate
		if ( e.type !== "focusout" || elem.type !== "radio" ) {
			jQuery.data( elem, "_change_data", val );
		}
		
		if ( data === undefined || val === data ) {
			return;
		}

		if ( data != null || val ) {
			e.type = "change";
			return jQuery.event.trigger( e, arguments[1], elem );
		}
}

jQuery.event.special.change = {
	filters: {
		focusout: testChange, 

		click: function( e ) {
			var elem = e.target, type = elem.type;

			if ( type === "radio" || type === "checkbox" || elem.nodeName.toLowerCase() === "select" ) {
				return testChange.call( this, e );
			}
		},

		// Change has to be called before submit
		// Keydown will be called before keypress, which is used in submit-event delegation
		keydown: function( e ) {
			var elem = e.target, type = elem.type;

			if ( (e.keyCode === 13 && elem.nodeName.toLowerCase() !== "textarea") ||
				(e.keyCode === 32 && (type === "checkbox" || type === "radio")) ||
				type === "select-multiple" ) {
				return testChange.call( this, e );
			}
		},

		// Beforeactivate happens also before the previous element is blurred
		// with this event you can't trigger a change event, but you can store
		// information/focus[in] is not needed anymore
		beforeactivate: function( e ) {
			var elem = e.target;

			if ( elem.nodeName.toLowerCase() === "input" && elem.type === "radio" ) {
				jQuery.data( elem, "_change_data", getVal(elem) );
			}
		}
	},
	setup: function( data, namespaces, fn ) {
		for ( var type in changeFilters ) {
			jQuery.event.add( this, type + ".specialChange." + fn.guid, changeFilters[type] );
		}

		return formElems.test( this.nodeName );
	},
	remove: function( namespaces, fn ) {
		for ( var type in changeFilters ) {
			jQuery.event.remove( this, type + ".specialChange" + (fn ? "."+fn.guid : ""), changeFilters[type] );
		}

		return formElems.test( this.nodeName );
	}
};

var changeFilters = jQuery.event.special.change.filters;

}

function trigger( type, elem, args ) {
	args[0].type = type;
	return jQuery.event.handle.apply( elem, args );
}

// Create "bubbling" focus and blur events
if ( document.addEventListener ) {
	jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) {
		jQuery.event.special[ fix ] = {
			setup: function() {
				///	<summary>
				///		This method is internal.
				///	</summary>
				///	<private />

				this.addEventListener( orig, handler, true );
			}, 
			teardown: function() { 
				///	<summary>
				///		This method is internal.
				///	</summary>
				///	<private />

				this.removeEventListener( orig, handler, true );
			}
		};

		function handler( e ) { 
			e = jQuery.event.fix( e );
			e.type = fix;
			return jQuery.event.handle.call( this, e );
		}
	});
}

//	jQuery.each(["bind", "one"], function( i, name ) {
//		jQuery.fn[ name ] = function( type, data, fn ) {
//			// Handle object literals
//			if ( typeof type === "object" ) {
//				for ( var key in type ) {
//					this[ name ](key, data, type[key], fn);
//				}
//				return this;
//			}
//			
//			if ( jQuery.isFunction( data ) ) {
//				fn = data;
//				data = undefined;
//			}
//
//			var handler = name === "one" ? jQuery.proxy( fn, function( event ) {
//				jQuery( this ).unbind( event, handler );
//				return fn.apply( this, arguments );
//			}) : fn;
//
//			return type === "unload" && name !== "one" ?
//				this.one( type, data, fn ) :
//				this.each(function() {
//					jQuery.event.add( this, type, handler, data );
//				});
//		};
//	});

jQuery.fn[ "bind" ] = function( type, data, fn ) {
	///	<summary>
	///		Binds a handler to one or more events for each matched element.  Can also bind custom events.
	///		为每个匹配元素的特定事件绑定事件处理函数。
	///	</summary>
	///	<param name="type" type="String">一个或多个事件类型由空格分隔。事件类型如下:  blur, focus, load, resize, scroll, unload, click, dblclick, mousedown, mouseup, mousemove, mouseover, mouseout, mouseenter, mouseleave, change, select, submit, keydown, keypress, keyup, error .</param>
	///	<param name="data" optional="true" type="Object">作为event.data属性值传递给事件对象的额外数据对象</param>
	///	<param name="fn" type="Function">绑定到每个匹配元素的事件上面的处理函数。 回调函数(eventObject)对应于DOM元素。</param>

	// Handle object literals
	if ( typeof type === "object" ) {
		for ( var key in type ) {
			this[ "bind" ](key, data, type[key], fn);
		}
		return this;
	}
	
	if ( jQuery.isFunction( data ) ) {
		fn = data;
		data = undefined;
	}

	var handler = "bind" === "one" ? jQuery.proxy( fn, function( event ) {
		jQuery( this ).unbind( event, handler );
		return fn.apply( this, arguments );
	}) : fn;

	return type === "unload" && "bind" !== "one" ?
		this.one( type, data, fn ) :
		this.each(function() {
			jQuery.event.add( this, type, handler, data );
		});
};

jQuery.fn[ "one" ] = function( type, data, fn ) {
	///	<summary>
	///		为每一个匹配元素的特定事件（像click）绑定一个一次性的事件处理函数。
	///	</summary>
	///	<param name="type" type="String">一个或多个事件类型由空格分隔。事件类型如下:  blur, focus, load, resize, scroll, unload, click, dblclick, mousedown, mouseup, mousemove, mouseover, mouseout, mouseenter, mouseleave, change, select, submit, keydown, keypress, keyup, error .</param>
	///	<param name="data" optional="true" type="Object">作为event.data属性值传递给事件对象的额外数据对象</param>
	///	<param name="fn" type="Function">绑定到每个匹配元素的事件上面的处理函数。 回调函数(eventObject)对应于DOM元素。</param>

	// Handle object literals
	if ( typeof type === "object" ) {
		for ( var key in type ) {
			this[ "one" ](key, data, type[key], fn);
		}
		return this;
	}
	
	if ( jQuery.isFunction( data ) ) {
		fn = data;
		data = undefined;
	}

	var handler = "one" === "one" ? jQuery.proxy( fn, function( event ) {
		jQuery( this ).unbind( event, handler );
		return fn.apply( this, arguments );
	}) : fn;

	return type === "unload" && "one" !== "one" ?
		this.one( type, data, fn ) :
		this.each(function() {
			jQuery.event.add( this, type, handler, data );
		});
};

jQuery.fn.extend({
	unbind: function( type, fn ) {
		///	<summary>
		///		bind()的反向操作，从每一个匹配的元素中删除绑定的事件。
		///	</summary>
		///	<param name="type" type="String">一个或多个事件类型由空格分隔。事件类型如下:  blur, focus, load, resize, scroll, unload, click, dblclick, mousedown, mouseup, mousemove, mouseover, mouseout, mouseenter, mouseleave, change, select, submit, keydown, keypress, keyup, error .</param>
		///	<param name="fn" type="Function">绑定到每个匹配元素的事件上面的处理函数。 回调函数(eventObject)对应于DOM元素。</param>

		// Handle object literals
		if ( typeof type === "object" && !type.preventDefault ) {
			for ( var key in type ) {
				this.unbind(key, type[key]);
			}
			return this;
		}

		return this.each(function() {
			jQuery.event.remove( this, type, fn );
		});
	},
	trigger: function( type, data ) {
		///	<summary>
		///		在每一个匹配的元素上触发某类事件。
		///		这个函数也会导致浏览器同名的默认行为的执行。比如，如果用trigger()触发一个'submit'，则同样会导致浏览器提交表单。
		///		如果要阻止这种默认行为，应返回false。
		///		你也可以触发由bind()注册的自定义事件
		///	</summary>
		///	<param name="type" type="String">一个或多个事件类型由空格分隔。事件类型如下:  blur, focus, load, resize, scroll, unload, click, dblclick, mousedown, mouseup, mousemove, mouseover, mouseout, mouseenter, mouseleave, change, select, submit, keydown, keypress, keyup, error .</param>
		///	<param name="data" optional="true" type="Array">(可选)传递给事件处理函数的附加参数</param>
		///	<param name="fn" type="Function">This parameter is undocumented.</param>

		return this.each(function() {
			jQuery.event.trigger( type, data, this );
		});
	},

	triggerHandler: function( type, data ) {
		///	<summary>
		///		这个特别的方法将会触发指定的事件类型上所有绑定的处理函数。但不会执行浏览器默认动作，也不会产生事件冒泡。
		///	</summary>
		///	<param name="type" type="String">一个或多个事件类型由空格分隔。事件类型如下:  blur, focus, load, resize, scroll, unload, click, dblclick, mousedown, mouseup, mousemove, mouseover, mouseout, mouseenter, mouseleave, change, select, submit, keydown, keypress, keyup, error .</param>
		///	<param name="data" optional="true" type="Array">(可选)传递给事件处理函数的附加参数</param>
		///	<param name="fn" type="Function">This parameter is undocumented.</param>

		if ( this[0] ) {
			var event = jQuery.Event( type );
			event.preventDefault();
			event.stopPropagation();
			jQuery.event.trigger( event, data, this[0] );
			return event.result;
		}
	},

	toggle: function( fn ) {
		///	<summary>
		///		每次点击后依次调用函数。
		///		如果点击了一个匹配的元素，则触发指定的第一个函数，当再次点击同一元素时，则触发指定的第二个函数，
		///		如果有更多函数，则再次触发，直到最后一个。
		///		随后的每次点击都重复对这几个函数的轮番调用。
		///		可以使用unbind("click")来删除。
		///	</summary>
		///	<param name="fn" type="Function">要循环执行的函数。</param>

		// Save reference to arguments for access in closure
		var args = arguments, i = 1;

		// link all the functions, so any of them can unbind this click handler
		while ( i < args.length ) {
			jQuery.proxy( fn, args[ i++ ] );
		}

		return this.click( jQuery.proxy( fn, function( event ) {
			// Figure out which function to execute
			var lastToggle = ( jQuery.data( this, "lastToggle" + fn.guid ) || 0 ) % i;
			jQuery.data( this, "lastToggle" + fn.guid, lastToggle + 1 );

			// Make sure that clicks stop
			event.preventDefault();

			// and execute the function
			return args[ lastToggle ].apply( this, arguments ) || false;
		}));
	},

	hover: function( fnOver, fnOut ) {
		///	<summary>
		///		一个模仿悬停事件（鼠标移动到一个对象上面及移出这个对象）的方法。
		///		这是一个自定义的方法，它为频繁使用的任务提供了一种“保持在其中”的状态。
		///		当鼠标移动到一个匹配的元素上面时，会触发指定的第一个函数。当鼠标移出这个元素时，会触发指定的第二个函数。
		///		而且，会伴随着对鼠标是否仍然处在特定元素中的检测（例如，处在div中的图像），
		///		如果是，则会继续保持“悬停”状态，而不触发移出事件（修正了使用mouseout事件的一个常见错误）。
		///	</summary>
		///	<param name="fnOver" type="Function"> 鼠标移到元素上要触发的函数</param>
		///	<param name="fnOut" type="Function">鼠标移出元素要触发的函数</param>

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

//	jQuery.each(["live", "die"], function( i, name ) {
//		jQuery.fn[ name ] = function( types, data, fn ) {
//			var type, i = 0;
//
//			if ( jQuery.isFunction( data ) ) {
//				fn = data;
//				data = undefined;
//			}
//
//			types = (types || "").split( /\s+/ );
//
//			while ( (type = types[ i++ ]) != null ) {
//				type = type === "focus" ? "focusin" : // focus --> focusin
//						type === "blur" ? "focusout" : // blur --> focusout
//						type === "hover" ? types.push("mouseleave") && "mouseenter" : // hover support
//						type;
//				
//				if ( name === "live" ) {
//					// bind live handler
//					jQuery( this.context ).bind( liveConvert( type, this.selector ), {
//						data: data, selector: this.selector, live: type
//					}, fn );
//
//				} else {
//					// unbind live handler
//					jQuery( this.context ).unbind( liveConvert( type, this.selector ), fn ? { guid: fn.guid + this.selector + type } : null );
//				}
//			}
//			
//			return this;
//		}
//	});

jQuery.fn[ "live" ] = function( types, data, fn ) {
	///	<summary>
	///		为所有现存及未来新建的，匹配当前选择器的元素自动绑定指定的事件处理程序。
	///		如 $('button').live('click', function(){....}) 会为所有现存及将来创建的button元素绑定click事件处理程序。
	///	</summary>
	///	<param name="types" type="String">
	///		事件类型，如 "click" or "keydown"。
	///	</param>
	///	<param name="data" type="Object">
	///		(可选)欲绑定的事件处理函数。
	///	</param>
	///	<param name="fn" type="Function">
	///		事件处理函数
	///	</param>
	///	<returns type="jQuery" />

	var type, i = 0;

	if ( jQuery.isFunction( data ) ) {
		fn = data;
		data = undefined;
	}

	types = (types || "").split( /\s+/ );

	while ( (type = types[ i++ ]) != null ) {
		type = type === "focus" ? "focusin" : // focus --> focusin
				type === "blur" ? "focusout" : // blur --> focusout
				type === "hover" ? types.push("mouseleave") && "mouseenter" : // hover support
				type;
		
		if ( "live" === "live" ) {
			// bind live handler
			jQuery( this.context ).bind( liveConvert( type, this.selector ), {
				data: data, selector: this.selector, live: type
			}, fn );

		} else {
			// unbind live handler
			jQuery( this.context ).unbind( liveConvert( type, this.selector ), fn ? { guid: fn.guid + this.selector + type } : null );
		}
	}
	
	return this;
}

jQuery.fn[ "die" ] = function( types, data, fn ) {
	///	<summary>
	///		live 的反向处理函数，用于解除 live 所绑定的事件。
	///		你可以移除 live 注册的特定事件。
	///		如果提供了 type 参数，所有被 live 绑定的指定类型的时间将会被移除。
	///		如果指定了函数句柄(fn)，只有指定的的句柄会被移除。
	///	</summary>
	///	<param name="types" type="String">
	///		要解除绑定的事件类型，如 'click' or 'keydown'。
	///	</param>
	///	<param name="data" type="Object">
	///		(可选)欲绑定的事件处理函数。
	///	</param>
	///	<returns type="jQuery" />

	var type, i = 0;

	if ( jQuery.isFunction( data ) ) {
		fn = data;
		data = undefined;
	}

	types = (types || "").split( /\s+/ );

	while ( (type = types[ i++ ]) != null ) {
		type = type === "focus" ? "focusin" : // focus --> focusin
				type === "blur" ? "focusout" : // blur --> focusout
				type === "hover" ? types.push("mouseleave") && "mouseenter" : // hover support
				type;
		
		if ( "die" === "live" ) {
			// bind live handler
			jQuery( this.context ).bind( liveConvert( type, this.selector ), {
				data: data, selector: this.selector, live: type
			}, fn );

		} else {
			// unbind live handler
			jQuery( this.context ).unbind( liveConvert( type, this.selector ), fn ? { guid: fn.guid + this.selector + type } : null );
		}
	}
	
	return this;
}

function liveHandler( event ) {
	var stop, elems = [], selectors = [], args = arguments,
		related, match, fn, elem, j, i, l, data,
		live = jQuery.extend({}, jQuery.data( this, "events" ).live);

	// Make sure we avoid non-left-click bubbling in Firefox (#3861)
	if ( event.button && event.type === "click" ) {
		return;
	}

	for ( j in live ) {
		fn = live[j];
		if ( fn.live === event.type ||
				fn.altLive && jQuery.inArray(event.type, fn.altLive) > -1 ) {

			data = fn.data;
			if ( !(data.beforeFilter && data.beforeFilter[event.type] && 
					!data.beforeFilter[event.type](event)) ) {
				selectors.push( fn.selector );
			}
		} else {
			delete live[j];
		}
	}

	match = jQuery( event.target ).closest( selectors, event.currentTarget );

	for ( i = 0, l = match.length; i < l; i++ ) {
		for ( j in live ) {
			fn = live[j];
			elem = match[i].elem;
			related = null;

			if ( match[i].selector === fn.selector ) {
				// Those two events require additional checking
				if ( fn.live === "mouseenter" || fn.live === "mouseleave" ) {
					related = jQuery( event.relatedTarget ).closest( fn.selector )[0];
				}

				if ( !related || related !== elem ) {
					elems.push({ elem: elem, fn: fn });
				}
			}
		}
	}

	for ( i = 0, l = elems.length; i < l; i++ ) {
		match = elems[i];
		event.currentTarget = match.elem;
		event.data = match.fn.data;
		if ( match.fn.apply( match.elem, args ) === false ) {
			stop = false;
			break;
		}
	}

	return stop;
}

function liveConvert( type, selector ) {
	return "live." + (type ? type + "." : "") + selector.replace(/\./g, "`").replace(/ /g, "&");
}

//	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").split(" "), function( i, name ) {
//
//		// Handle event binding
//		jQuery.fn[ name ] = function( fn ) {
//			return fn ? this.bind( name, fn ) : this.trigger( name );
//		};
//
//		if ( jQuery.attrFn ) {
//			jQuery.attrFn[ name ] = true;
//		}
//	});

jQuery.fn[ "blur" ] = function( fn ) {
	///	<summary>
	///		1: blur() - 触发每一个匹配元素的blur事件。这个函数会调用执行绑定到blur事件的所有函数，包括浏览器的默认行为。
	///		可以通过返回false来防止触发浏览器的默认行为。blur事件会在元素失去焦点的时候触发，既可以是鼠标行为，也可以是按tab键离开的
	///		2: blur(fn) - 在每一个匹配元素的blur事件中绑定一个处理函数。blur事件会在元素失去焦点的时候触发，既可以是鼠标行为，也可以是按tab键离开的
	///	</summary>
	///	<param name="fn" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return fn ? this.bind( "blur", fn ) : this.trigger( "blur" );
};

jQuery.fn[ "focus" ] = function( fn ) {
	///	<summary>
	///		1: focus() - 触发每一个匹配元素的focus事件。这将触发所有绑定的focus函数，注意，某些对象不支持focus方法。
	///		2: focus(fn) - 在每一个匹配元素的focus事件中绑定一个处理函数。focus事件可以通过鼠标点击或者键盘上的TAB导航触发
	///	</summary>
	///	<param name="fn" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return fn ? this.bind( "focus", fn ) : this.trigger( "focus" );
};

jQuery.fn[ "focusin" ] = function( fn ) {
		///	<summary>
		///		在每一个匹配元素的focusin事件中绑定一个处理函数。
		///	</summary>
		///	<param name="fn" type="Function">
		///		在每一个匹配元素的focusin事件中绑定的处理函数。
		///	</param>
		///	<returns type="jQuery" />

	return fn ? this.bind( "focusin", fn ) : this.trigger( "focusin" );
};

jQuery.fn[ "focusout" ] = function( fn ) {
		///	<summary>
		///		在每一个匹配元素的focusout事件中绑定一个处理函数。
		///	</summary>
		///	<param name="fn" type="Function">
		///		在每一个匹配元素的focusout事件中绑定的处理函数。
		///	</param>
		///	<returns type="jQuery" />

	return fn ? this.bind( "focusout", fn ) : this.trigger( "focusout" );
};

jQuery.fn[ "load" ] = function( fn ) {
	///	<summary>
	///		1: load() - 触发每一个匹配元素的laod事件。
	///		2: load(fn) - 在每一个匹配元素的load事件中绑定一个处理函数。
	///		如果绑定给window对象，则会在所有内容加载后触发，包括窗口，框架，对象和图像。如果绑定在元素上，则当元素的内容加载完毕后触发。
	///		注意，只有当在这个元素完全加载完之前绑定load的处理函数,才会在他加载完后触发。如果之后再绑定就永远不会触发了。
	///		所以不要在$(document).ready()里绑定load事件，因为jQuery会在所有DOM加载完成后再绑定load事件。
	///	</summary>
	///	<param name="fn" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return fn ? this.bind( "load", fn ) : this.trigger( "load" );
};

jQuery.fn[ "resize" ] = function( fn ) {
	///	<summary>
	///		1: resize() - 触发每一个匹配元素的resize事件。
	///		2: resize(fn) - 在每一个匹配元素的resize事件中绑定一个处理函数。 当文档窗口改变大小时触发
	///	</summary>
	///	<param name="fn" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return fn ? this.bind( "resize", fn ) : this.trigger( "resize" );
};

jQuery.fn[ "scroll" ] = function( fn ) {
	///	<summary>
	///		1: scroll() - 触发每一个匹配元素的scroll事件。
	///		2: scroll(fn) - 在每一个匹配元素的scroll事件中绑定一个处理函数。当滚动条发生变化时触发
	///	</summary>
	///	<param name="fn" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return fn ? this.bind( "scroll", fn ) : this.trigger( "scroll" );
};

jQuery.fn[ "unload" ] = function( fn ) {
	///	<summary>
	///		1: unload() - 触发每一个匹配元素的unload事件。
	///		2: unload(fn) - 在每一个匹配元素的unload事件中绑定一个处理函数。页面卸载时执行
	///	</summary>
	///	<param name="fn" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return fn ? this.bind( "unload", fn ) : this.trigger( "unload" );
};

jQuery.fn[ "click" ] = function( fn ) {
	///	<summary>
	///		1: click() - 触发每一个匹配元素的click事件。
	///		单击的定义是在屏幕的同一点触发了mousedown和mouseup.几个事件触发的顺序是：mousedown mouseup click
	///		2: click(fn) - 在每一个匹配元素的click事件中绑定一个处理函数。点击事件会在你的指针设备的按钮在元素上单击时触发。
	///	</summary>
	///	<param name="fn" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return fn ? this.bind( "click", fn ) : this.trigger( "click" );
};

jQuery.fn[ "dblclick" ] = function( fn ) {
	///	<summary>
	///		1: dblclick() - 触发每一个匹配元素的dblclick事件。
	///		这个函数会调用执行绑定到dblclick事件的所有函数，包括浏览器的默认行为。
	///		可以通过在某个绑定的函数中返回false来防止触发浏览器的默认行为。dblclick事件会在元素的同一点双击时触发。
	///		2: dblclick(fn) - 在每一个匹配元素的dblclick事件中绑定一个处理函数。
	///	</summary>
	///	<param name="fn" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return fn ? this.bind( "dblclick", fn ) : this.trigger( "dblclick" );
};

jQuery.fn[ "mousedown" ] = function( fn ) {
	///	<summary>
	///		在每一个匹配元素的mousedown事件中绑定一个处理函数。
	///	</summary>
	///	<param name="fn" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return fn ? this.bind( "mousedown", fn ) : this.trigger( "mousedown" );
};

jQuery.fn[ "mouseup" ] = function( fn ) {
	///	<summary>
	///		在每一个匹配元素的mouseup事件中绑定一个处理函数。
	///	</summary>
	///	<param name="fn" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return fn ? this.bind( "mouseup", fn ) : this.trigger( "mouseup" );
};

jQuery.fn[ "mousemove" ] = function( fn ) {
	///	<summary>
	///		在每一个匹配元素的mousemove事件中绑定一个处理函数。
	///	</summary>
	///	<param name="fn" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return fn ? this.bind( "mousemove", fn ) : this.trigger( "mousemove" );
};

jQuery.fn[ "mouseover" ] = function( fn ) {
	///	<summary>
	///		在每一个匹配元素的mouseover事件中绑定一个处理函数。
	///	</summary>
	///	<param name="fn" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return fn ? this.bind( "mouseover", fn ) : this.trigger( "mouseover" );
};

jQuery.fn[ "mouseout" ] = function( fn ) {
	///	<summary>
	///		在每一个匹配元素的mouseout事件中绑定一个处理函数。
	///	</summary>
	///	<param name="fn" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return fn ? this.bind( "mouseout", fn ) : this.trigger( "mouseout" );
};

jQuery.fn[ "mouseenter" ] = function( fn ) {
	///	<summary>
	///		在每一个匹配元素的mouseenter事件中绑定一个处理函数。
	///	</summary>
	///	<param name="fn" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return fn ? this.bind( "mouseenter", fn ) : this.trigger( "mouseenter" );
};

jQuery.fn[ "mouseleave" ] = function( fn ) {
	///	<summary>
	///		在每一个匹配元素的mouseleave事件中绑定一个处理函数。
	///	</summary>
	///	<param name="fn" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return fn ? this.bind( "mouseleave", fn ) : this.trigger( "mouseleave" );
};

jQuery.fn[ "change" ] = function( fn ) {
	///	<summary>
	///		1: change() - 触发每一个匹配元素的change事件。这个函数会调用执行绑定到change事件的所有函数，包括浏览器的默认行为。
	///		可以通过在某个绑定的函数中返回false来防止触发浏览器的默认行为。change事件会在元素失去焦点的时候触发，也会当其值在获得焦点后改变时触发。
	///		2: change(fn) - 在每一个匹配元素的change事件中绑定一个处理函数。
	///	</summary>
	///	<param name="fn" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return fn ? this.bind( "change", fn ) : this.trigger( "change" );
};

jQuery.fn[ "select" ] = function( fn ) {
	///	<summary>
	///		1: select() - 触发每一个匹配元素的select事件。
	///     这个函数会调用执行绑定到select事件的所有函数，包括浏览器的默认行为。
	///     可以通过在某个绑定的函数中返回false来防止触发浏览器的默认行为。
	///		2: select(fn) - 在每一个匹配元素的select事件中绑定一个处理函数。
	///	</summary>
	///	<param name="fn" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return fn ? this.bind( "select", fn ) : this.trigger( "select" );
};

jQuery.fn[ "submit" ] = function( fn ) {
	///	<summary>
	///		1: submit() - 触发每一个匹配元素的submit事件。
	///     这个函数会调用执行绑定到submit事件的所有函数，包括浏览器的默认行为。
	///     可以通过在某个绑定的函数中返回false来防止触发浏览器的默认行为。
	///		2: submit(fn) - 在每一个匹配元素的submit事件中绑定一个处理函数。
	///	</summary>
	///	<param name="fn" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return fn ? this.bind( "submit", fn ) : this.trigger( "submit" );
};

jQuery.fn[ "keydown" ] = function( fn ) {
	///	<summary>
	///		1: keydown() - 触发每一个匹配元素的keydown事件。
	///		2: keydown(fn) - 在每一个匹配元素的keydown事件中绑定一个处理函数。
	///	</summary>
	///	<param name="fn" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return fn ? this.bind( "keydown", fn ) : this.trigger( "keydown" );
};

jQuery.fn[ "keypress" ] = function( fn ) {
	///	<summary>
	///		1: keypress() - 触发每一个匹配元素的keypress事件。
	///		2: keypress(fn) - 在每一个匹配元素的keypress事件中绑定一个处理函数。
	///	</summary>
	///	<param name="fn" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return fn ? this.bind( "keypress", fn ) : this.trigger( "keypress" );
};

jQuery.fn[ "keyup" ] = function( fn ) {
	///	<summary>
	///		1: keyup() - 触发每一个匹配元素的keyup事件。
	///		2: keyup(fn) - 在每一个匹配元素的keyup事件中绑定一个处理函数。
	///	</summary>
	///	<param name="fn" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return fn ? this.bind( "keyup", fn ) : this.trigger( "keyup" );
};

jQuery.fn[ "error" ] = function( fn ) {
	///	<summary>
	///		1: error() - 触发每一个匹配元素的error事件。
	///		2: error(fn) - 在每一个匹配元素的error事件中绑定一个处理函数。
	///		对于error事件，没有一个公众的标准。在大多数浏览器中，当页面的JavaScript发生错误时，window对象会触发error事件;
	///		当图像的src属性无效时，比如文件不存在或者图像数据错误时，也会触发图像对象的error事件。
	///		如果异常是由window对象抛出，事件处理函数将会被传入三个参数：(
	///		1. 描述事件的信息 ("varName is not defined", "missing operator in expression", 等等.),
	///		2. 包含错误的文档的完整URL
	///		3. 异常发生的行数。如果事件处理函数返回true，则表示事件已经被处理，浏览器将认为没有异常。)
	///	</summary>
	///	<param name="fn" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return fn ? this.bind( "error", fn ) : this.trigger( "error" );
};

// Prevent memory leaks in IE
// Window isn't included so as not to unbind existing unload events
// More info:
//  - http://isaacschlueter.com/2006/10/msie-memory-leaks/
if ( window.attachEvent && !window.addEventListener ) {
	window.attachEvent("onunload", function() {
		for ( var id in jQuery.cache ) {
			if ( jQuery.cache[ id ].handle ) {
				// Try/Catch is to handle iframes being unloaded, see #4280
				try {
					jQuery.event.remove( jQuery.cache[ id ].handle.elem );
				} catch(e) {}
			}
		}
	});
}
/*!
 * Sizzle CSS Selector Engine - v1.0
 *  Copyright 2009, The Dojo Foundation
 *  Released under the MIT, BSD, and GPL Licenses.
 *  More information: http://sizzlejs.com/
 */
(function(){

var chunker = /((?:\((?:\([^()]+\)|[^()]+)+\)|\[(?:\[[^[\]]*\]|['"][^'"]*['"]|[^[\]'"]+)+\]|\\.|[^ >+~,(\[\\]+)+|[>+~])(\s*,\s*)?((?:.|\r|\n)*)/g,
	done = 0,
	toString = Object.prototype.toString,
	hasDuplicate = false,
	baseHasDuplicate = true;

// Here we check if the JavaScript engine is using some sort of
// optimization where it does not always call our comparision
// function. If that is the case, discard the hasDuplicate value.
//   Thus far that includes Google Chrome.
[0, 0].sort(function(){
	baseHasDuplicate = false;
	return 0;
});

var Sizzle = function(selector, context, results, seed) {
	results = results || [];
	var origContext = context = context || document;

	if ( context.nodeType !== 1 && context.nodeType !== 9 ) {
		return [];
	}
	
	if ( !selector || typeof selector !== "string" ) {
		return results;
	}

	var parts = [], m, set, checkSet, extra, prune = true, contextXML = isXML(context),
		soFar = selector;
	
	// Reset the position of the chunker regexp (start from head)
	while ( (chunker.exec(""), m = chunker.exec(soFar)) !== null ) {
		soFar = m[3];
		
		parts.push( m[1] );
		
		if ( m[2] ) {
			extra = m[3];
			break;
		}
	}

	if ( parts.length > 1 && origPOS.exec( selector ) ) {
		if ( parts.length === 2 && Expr.relative[ parts[0] ] ) {
			set = posProcess( parts[0] + parts[1], context );
		} else {
			set = Expr.relative[ parts[0] ] ?
				[ context ] :
				Sizzle( parts.shift(), context );

			while ( parts.length ) {
				selector = parts.shift();

				if ( Expr.relative[ selector ] ) {
					selector += parts.shift();
				}
				
				set = posProcess( selector, set );
			}
		}
	} else {
		// Take a shortcut and set the context if the root selector is an ID
		// (but not if it'll be faster if the inner selector is an ID)
		if ( !seed && parts.length > 1 && context.nodeType === 9 && !contextXML &&
				Expr.match.ID.test(parts[0]) && !Expr.match.ID.test(parts[parts.length - 1]) ) {
			var ret = Sizzle.find( parts.shift(), context, contextXML );
			context = ret.expr ? Sizzle.filter( ret.expr, ret.set )[0] : ret.set[0];
		}

		if ( context ) {
			var ret = seed ?
				{ expr: parts.pop(), set: makeArray(seed) } :
				Sizzle.find( parts.pop(), parts.length === 1 && (parts[0] === "~" || parts[0] === "+") && context.parentNode ? context.parentNode : context, contextXML );
			set = ret.expr ? Sizzle.filter( ret.expr, ret.set ) : ret.set;

			if ( parts.length > 0 ) {
				checkSet = makeArray(set);
			} else {
				prune = false;
			}

			while ( parts.length ) {
				var cur = parts.pop(), pop = cur;

				if ( !Expr.relative[ cur ] ) {
					cur = "";
				} else {
					pop = parts.pop();
				}

				if ( pop == null ) {
					pop = context;
				}

				Expr.relative[ cur ]( checkSet, pop, contextXML );
			}
		} else {
			checkSet = parts = [];
		}
	}

	if ( !checkSet ) {
		checkSet = set;
	}

	if ( !checkSet ) {
		Sizzle.error( cur || selector );
	}

	if ( toString.call(checkSet) === "[object Array]" ) {
		if ( !prune ) {
			results.push.apply( results, checkSet );
		} else if ( context && context.nodeType === 1 ) {
			for ( var i = 0; checkSet[i] != null; i++ ) {
				if ( checkSet[i] && (checkSet[i] === true || checkSet[i].nodeType === 1 && contains(context, checkSet[i])) ) {
					results.push( set[i] );
				}
			}
		} else {
			for ( var i = 0; checkSet[i] != null; i++ ) {
				if ( checkSet[i] && checkSet[i].nodeType === 1 ) {
					results.push( set[i] );
				}
			}
		}
	} else {
		makeArray( checkSet, results );
	}

	if ( extra ) {
		Sizzle( extra, origContext, results, seed );
		Sizzle.uniqueSort( results );
	}

	return results;
};

Sizzle.uniqueSort = function(results){
	///	<summary>
	///		移除元素数组中的所有重复元素。
	///	</summary>
	///	<param name="array" type="Array&lt;Element&gt;">需要操作的数组</param>
	///	<returns type="Array&lt;Element&gt;">处理后的数组</returns>

	if ( sortOrder ) {
		hasDuplicate = baseHasDuplicate;
		results.sort(sortOrder);

		if ( hasDuplicate ) {
			for ( var i = 1; i < results.length; i++ ) {
				if ( results[i] === results[i-1] ) {
					results.splice(i--, 1);
				}
			}
		}
	}

	return results;
};

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

Sizzle.find = function(expr, context, isXML){
	var set, match;

	if ( !expr ) {
		return [];
	}

	for ( var i = 0, l = Expr.order.length; i < l; i++ ) {
		var type = Expr.order[i], match;
		
		if ( (match = Expr.leftMatch[ type ].exec( expr )) ) {
			var left = match[1];
			match.splice(1,1);

			if ( left.substr( left.length - 1 ) !== "\\" ) {
				match[1] = (match[1] || "").replace(/\\/g, "");
				set = Expr.find[ type ]( match, context, isXML );
				if ( set != null ) {
					expr = expr.replace( Expr.match[ type ], "" );
					break;
				}
			}
		}
	}

	if ( !set ) {
		set = context.getElementsByTagName("*");
	}

	return {set: set, expr: expr};
};

Sizzle.filter = function(expr, set, inplace, not){
	var old = expr, result = [], curLoop = set, match, anyFound,
		isXMLFilter = set && set[0] && isXML(set[0]);

	while ( expr && set.length ) {
		for ( var type in Expr.filter ) {
			if ( (match = Expr.leftMatch[ type ].exec( expr )) != null && match[2] ) {
				var filter = Expr.filter[ type ], found, item, left = match[1];
				anyFound = false;

				match.splice(1,1);

				if ( left.substr( left.length - 1 ) === "\\" ) {
					continue;
				}

				if ( curLoop === result ) {
					result = [];
				}

				if ( Expr.preFilter[ type ] ) {
					match = Expr.preFilter[ type ]( match, curLoop, inplace, result, not, isXMLFilter );

					if ( !match ) {
						anyFound = found = true;
					} else if ( match === true ) {
						continue;
					}
				}

				if ( match ) {
					for ( var i = 0; (item = curLoop[i]) != null; i++ ) {
						if ( item ) {
							found = filter( item, match, i, curLoop );
							var pass = not ^ !!found;

							if ( inplace && found != null ) {
								if ( pass ) {
									anyFound = true;
								} else {
									curLoop[i] = false;
								}
							} else if ( pass ) {
								result.push( item );
								anyFound = true;
							}
						}
					}
				}

				if ( found !== undefined ) {
					if ( !inplace ) {
						curLoop = result;
					}

					expr = expr.replace( Expr.match[ type ], "" );

					if ( !anyFound ) {
						return [];
					}

					break;
				}
			}
		}

		// Improper expression
		if ( expr === old ) {
			if ( anyFound == null ) {
				Sizzle.error( expr );
			} else {
				break;
			}
		}

		old = expr;
	}

	return curLoop;
};

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

var Expr = Sizzle.selectors = {
	order: [ "ID", "NAME", "TAG" ],
	match: {
		ID: /#((?:[\w\u00c0-\uFFFF-]|\\.)+)/,
		CLASS: /\.((?:[\w\u00c0-\uFFFF-]|\\.)+)/,
		NAME: /\[name=['"]*((?:[\w\u00c0-\uFFFF-]|\\.)+)['"]*\]/,
		ATTR: /\[\s*((?:[\w\u00c0-\uFFFF-]|\\.)+)\s*(?:(\S?=)\s*(['"]*)(.*?)\3|)\s*\]/,
		TAG: /^((?:[\w\u00c0-\uFFFF\*-]|\\.)+)/,
		CHILD: /:(only|nth|last|first)-child(?:\((even|odd|[\dn+-]*)\))?/,
		POS: /:(nth|eq|gt|lt|first|last|even|odd)(?:\((\d*)\))?(?=[^-]|$)/,
		PSEUDO: /:((?:[\w\u00c0-\uFFFF-]|\\.)+)(?:\((['"]?)((?:\([^\)]+\)|[^\(\)]*)+)\2\))?/
	},
	leftMatch: {},
	attrMap: {
		"class": "className",
		"for": "htmlFor"
	},
	attrHandle: {
		href: function(elem){
			return elem.getAttribute("href");
		}
	},
	relative: {
		"+": function(checkSet, part){
			var isPartStr = typeof part === "string",
				isTag = isPartStr && !/\W/.test(part),
				isPartStrNotTag = isPartStr && !isTag;

			if ( isTag ) {
				part = part.toLowerCase();
			}

			for ( var i = 0, l = checkSet.length, elem; i < l; i++ ) {
				if ( (elem = checkSet[i]) ) {
					while ( (elem = elem.previousSibling) && elem.nodeType !== 1 ) {}

					checkSet[i] = isPartStrNotTag || elem && elem.nodeName.toLowerCase() === part ?
						elem || false :
						elem === part;
				}
			}

			if ( isPartStrNotTag ) {
				Sizzle.filter( part, checkSet, true );
			}
		},
		">": function(checkSet, part){
			var isPartStr = typeof part === "string";

			if ( isPartStr && !/\W/.test(part) ) {
				part = part.toLowerCase();

				for ( var i = 0, l = checkSet.length; i < l; i++ ) {
					var elem = checkSet[i];
					if ( elem ) {
						var parent = elem.parentNode;
						checkSet[i] = parent.nodeName.toLowerCase() === part ? parent : false;
					}
				}
			} else {
				for ( var i = 0, l = checkSet.length; i < l; i++ ) {
					var elem = checkSet[i];
					if ( elem ) {
						checkSet[i] = isPartStr ?
							elem.parentNode :
							elem.parentNode === part;
					}
				}

				if ( isPartStr ) {
					Sizzle.filter( part, checkSet, true );
				}
			}
		},
		"": function(checkSet, part, isXML){
			var doneName = done++, checkFn = dirCheck;

			if ( typeof part === "string" && !/\W/.test(part) ) {
				var nodeCheck = part = part.toLowerCase();
				checkFn = dirNodeCheck;
			}

			checkFn("parentNode", part, doneName, checkSet, nodeCheck, isXML);
		},
		"~": function(checkSet, part, isXML){
			var doneName = done++, checkFn = dirCheck;

			if ( typeof part === "string" && !/\W/.test(part) ) {
				var nodeCheck = part = part.toLowerCase();
				checkFn = dirNodeCheck;
			}

			checkFn("previousSibling", part, doneName, checkSet, nodeCheck, isXML);
		}
	},
	find: {
		ID: function(match, context, isXML){
			if ( typeof context.getElementById !== "undefined" && !isXML ) {
				var m = context.getElementById(match[1]);
				return m ? [m] : [];
			}
		},
		NAME: function(match, context){
			if ( typeof context.getElementsByName !== "undefined" ) {
				var ret = [], results = context.getElementsByName(match[1]);

				for ( var i = 0, l = results.length; i < l; i++ ) {
					if ( results[i].getAttribute("name") === match[1] ) {
						ret.push( results[i] );
					}
				}

				return ret.length === 0 ? null : ret;
			}
		},
		TAG: function(match, context){
			return context.getElementsByTagName(match[1]);
		}
	},
	preFilter: {
		CLASS: function(match, curLoop, inplace, result, not, isXML){
			match = " " + match[1].replace(/\\/g, "") + " ";

			if ( isXML ) {
				return match;
			}

			for ( var i = 0, elem; (elem = curLoop[i]) != null; i++ ) {
				if ( elem ) {
					if ( not ^ (elem.className && (" " + elem.className + " ").replace(/[\t\n]/g, " ").indexOf(match) >= 0) ) {
						if ( !inplace ) {
							result.push( elem );
						}
					} else if ( inplace ) {
						curLoop[i] = false;
					}
				}
			}

			return false;
		},
		ID: function(match){
			return match[1].replace(/\\/g, "");
		},
		TAG: function(match, curLoop){
			return match[1].toLowerCase();
		},
		CHILD: function(match){
			if ( match[1] === "nth" ) {
				// parse equations like 'even', 'odd', '5', '2n', '3n+2', '4n-1', '-n+6'
				var test = /(-?)(\d*)n((?:\+|-)?\d*)/.exec(
					match[2] === "even" && "2n" || match[2] === "odd" && "2n+1" ||
					!/\D/.test( match[2] ) && "0n+" + match[2] || match[2]);

				// calculate the numbers (first)n+(last) including if they are negative
				match[2] = (test[1] + (test[2] || 1)) - 0;
				match[3] = test[3] - 0;
			}

			// TODO: Move to normal caching system
			match[0] = done++;

			return match;
		},
		ATTR: function(match, curLoop, inplace, result, not, isXML){
			var name = match[1].replace(/\\/g, "");
			
			if ( !isXML && Expr.attrMap[name] ) {
				match[1] = Expr.attrMap[name];
			}

			if ( match[2] === "~=" ) {
				match[4] = " " + match[4] + " ";
			}

			return match;
		},
		PSEUDO: function(match, curLoop, inplace, result, not){
			if ( match[1] === "not" ) {
				// If we're dealing with a complex expression, or a simple one
				if ( ( chunker.exec(match[3]) || "" ).length > 1 || /^\w/.test(match[3]) ) {
					match[3] = Sizzle(match[3], null, null, curLoop);
				} else {
					var ret = Sizzle.filter(match[3], curLoop, inplace, true ^ not);
					if ( !inplace ) {
						result.push.apply( result, ret );
					}
					return false;
				}
			} else if ( Expr.match.POS.test( match[0] ) || Expr.match.CHILD.test( match[0] ) ) {
				return true;
			}
			
			return match;
		},
		POS: function(match){
			match.unshift( true );
			return match;
		}
	},
	filters: {
		enabled: function(elem){
			return elem.disabled === false && elem.type !== "hidden";
		},
		disabled: function(elem){
			return elem.disabled === true;
		},
		checked: function(elem){
			return elem.checked === true;
		},
		selected: function(elem){
			// Accessing this property makes selected-by-default
			// options in Safari work properly
			elem.parentNode.selectedIndex;
			return elem.selected === true;
		},
		parent: function(elem){
			return !!elem.firstChild;
		},
		empty: function(elem){
			return !elem.firstChild;
		},
		has: function(elem, i, match){
			///	<summary>
			///		Internal use only; use hasClass('class')
			///	</summary>
			///	<private />

			return !!Sizzle( match[3], elem ).length;
		},
		header: function(elem){
			return /h\d/i.test( elem.nodeName );
		},
		text: function(elem){
			return "text" === elem.type;
		},
		radio: function(elem){
			return "radio" === elem.type;
		},
		checkbox: function(elem){
			return "checkbox" === elem.type;
		},
		file: function(elem){
			return "file" === elem.type;
		},
		password: function(elem){
			return "password" === elem.type;
		},
		submit: function(elem){
			return "submit" === elem.type;
		},
		image: function(elem){
			return "image" === elem.type;
		},
		reset: function(elem){
			return "reset" === elem.type;
		},
		button: function(elem){
			return "button" === elem.type || elem.nodeName.toLowerCase() === "button";
		},
		input: function(elem){
			return /input|select|textarea|button/i.test(elem.nodeName);
		}
	},
	setFilters: {
		first: function(elem, i){
			return i === 0;
		},
		last: function(elem, i, match, array){
			return i === array.length - 1;
		},
		even: function(elem, i){
			return i % 2 === 0;
		},
		odd: function(elem, i){
			return i % 2 === 1;
		},
		lt: function(elem, i, match){
			return i < match[3] - 0;
		},
		gt: function(elem, i, match){
			return i > match[3] - 0;
		},
		nth: function(elem, i, match){
			return match[3] - 0 === i;
		},
		eq: function(elem, i, match){
			return match[3] - 0 === i;
		}
	},
	filter: {
		PSEUDO: function(elem, match, i, array){
			var name = match[1], filter = Expr.filters[ name ];

			if ( filter ) {
				return filter( elem, i, match, array );
			} else if ( name === "contains" ) {
				return (elem.textContent || elem.innerText || getText([ elem ]) || "").indexOf(match[3]) >= 0;
			} else if ( name === "not" ) {
				var not = match[3];

				for ( var i = 0, l = not.length; i < l; i++ ) {
					if ( not[i] === elem ) {
						return false;
					}
				}

				return true;
			} else {
				Sizzle.error( "Syntax error, unrecognized expression: " + name );
			}
		},
		CHILD: function(elem, match){
			var type = match[1], node = elem;
			switch (type) {
				case 'only':
				case 'first':
					while ( (node = node.previousSibling) )	 {
						if ( node.nodeType === 1 ) { 
							return false; 
						}
					}
					if ( type === "first" ) { 
						return true; 
					}
					node = elem;
				case 'last':
					while ( (node = node.nextSibling) )	 {
						if ( node.nodeType === 1 ) { 
							return false; 
						}
					}
					return true;
				case 'nth':
					var first = match[2], last = match[3];

					if ( first === 1 && last === 0 ) {
						return true;
					}
					
					var doneName = match[0],
						parent = elem.parentNode;
	
					if ( parent && (parent.sizcache !== doneName || !elem.nodeIndex) ) {
						var count = 0;
						for ( node = parent.firstChild; node; node = node.nextSibling ) {
							if ( node.nodeType === 1 ) {
								node.nodeIndex = ++count;
							}
						} 
						parent.sizcache = doneName;
					}
					
					var diff = elem.nodeIndex - last;
					if ( first === 0 ) {
						return diff === 0;
					} else {
						return ( diff % first === 0 && diff / first >= 0 );
					}
			}
		},
		ID: function(elem, match){
			return elem.nodeType === 1 && elem.getAttribute("id") === match;
		},
		TAG: function(elem, match){
			return (match === "*" && elem.nodeType === 1) || elem.nodeName.toLowerCase() === match;
		},
		CLASS: function(elem, match){
			return (" " + (elem.className || elem.getAttribute("class")) + " ")
				.indexOf( match ) > -1;
		},
		ATTR: function(elem, match){
			var name = match[1],
				result = Expr.attrHandle[ name ] ?
					Expr.attrHandle[ name ]( elem ) :
					elem[ name ] != null ?
						elem[ name ] :
						elem.getAttribute( name ),
				value = result + "",
				type = match[2],
				check = match[4];

			return result == null ?
				type === "!=" :
				type === "=" ?
				value === check :
				type === "*=" ?
				value.indexOf(check) >= 0 :
				type === "~=" ?
				(" " + value + " ").indexOf(check) >= 0 :
				!check ?
				value && result !== false :
				type === "!=" ?
				value !== check :
				type === "^=" ?
				value.indexOf(check) === 0 :
				type === "$=" ?
				value.substr(value.length - check.length) === check :
				type === "|=" ?
				value === check || value.substr(0, check.length + 1) === check + "-" :
				false;
		},
		POS: function(elem, match, i, array){
			var name = match[2], filter = Expr.setFilters[ name ];

			if ( filter ) {
				return filter( elem, i, match, array );
			}
		}
	}
};

var origPOS = Expr.match.POS;

for ( var type in Expr.match ) {
	Expr.match[ type ] = new RegExp( Expr.match[ type ].source + /(?![^\[]*\])(?![^\(]*\))/.source );
	Expr.leftMatch[ type ] = new RegExp( /(^(?:.|\r|\n)*?)/.source + Expr.match[ type ].source.replace(/\\(\d+)/g, function(all, num){
		return "\\" + (num - 0 + 1);
	}));
}

var makeArray = function(array, results) {
	array = Array.prototype.slice.call( array, 0 );

	if ( results ) {
		results.push.apply( results, array );
		return results;
	}
	
	return array;
};

// Perform a simple check to determine if the browser is capable of
// converting a NodeList to an array using builtin methods.
try {
	Array.prototype.slice.call( document.documentElement.childNodes, 0 );

// Provide a fallback method if it does not work
} catch(e){
	makeArray = function(array, results) {
		var ret = results || [];

		if ( toString.call(array) === "[object Array]" ) {
			Array.prototype.push.apply( ret, array );
		} else {
			if ( typeof array.length === "number" ) {
				for ( var i = 0, l = array.length; i < l; i++ ) {
					ret.push( array[i] );
				}
			} else {
				for ( var i = 0; array[i]; i++ ) {
					ret.push( array[i] );
				}
			}
		}

		return ret;
	};
}

var sortOrder;

if ( document.documentElement.compareDocumentPosition ) {
	sortOrder = function( a, b ) {
		if ( !a.compareDocumentPosition || !b.compareDocumentPosition ) {
			if ( a == b ) {
				hasDuplicate = true;
			}
			return a.compareDocumentPosition ? -1 : 1;
		}

		var ret = a.compareDocumentPosition(b) & 4 ? -1 : a === b ? 0 : 1;
		if ( ret === 0 ) {
			hasDuplicate = true;
		}
		return ret;
	};
} else if ( "sourceIndex" in document.documentElement ) {
	sortOrder = function( a, b ) {
		if ( !a.sourceIndex || !b.sourceIndex ) {
			if ( a == b ) {
				hasDuplicate = true;
			}
			return a.sourceIndex ? -1 : 1;
		}

		var ret = a.sourceIndex - b.sourceIndex;
		if ( ret === 0 ) {
			hasDuplicate = true;
		}
		return ret;
	};
} else if ( document.createRange ) {
	sortOrder = function( a, b ) {
		if ( !a.ownerDocument || !b.ownerDocument ) {
			if ( a == b ) {
				hasDuplicate = true;
			}
			return a.ownerDocument ? -1 : 1;
		}

		var aRange = a.ownerDocument.createRange(), bRange = b.ownerDocument.createRange();
		aRange.setStart(a, 0);
		aRange.setEnd(a, 0);
		bRange.setStart(b, 0);
		bRange.setEnd(b, 0);
		var ret = aRange.compareBoundaryPoints(Range.START_TO_END, bRange);
		if ( ret === 0 ) {
			hasDuplicate = true;
		}
		return ret;
	};
}

// Utility function for retreiving the text value of an array of DOM nodes
function getText( elems ) {
	var ret = "", elem;

	for ( var i = 0; elems[i]; i++ ) {
		elem = elems[i];

		// Get the text from text nodes and CDATA nodes
		if ( elem.nodeType === 3 || elem.nodeType === 4 ) {
			ret += elem.nodeValue;

		// Traverse everything else, except comment nodes
		} else if ( elem.nodeType !== 8 ) {
			ret += getText( elem.childNodes );
		}
	}

	return ret;
}

// [vsdoc] The following function has been modified for IntelliSense.
// Check to see if the browser returns elements by name when
// querying by getElementById (and provide a workaround)
(function(){
	// We're going to inject a fake input element with a specified name
	//	var form = document.createElement("div"),
	//		id = "script" + (new Date).getTime();
	//	form.innerHTML = "<a name='" + id + "'/>";

	//	// Inject it into the root element, check its status, and remove it quickly
	//	var root = document.documentElement;
	//	root.insertBefore( form, root.firstChild );

	// The workaround has to do additional checks after a getElementById
	// Which slows things down for other browsers (hence the branching)
	//	if ( document.getElementById( id ) ) {
		Expr.find.ID = function(match, context, isXML){
			if ( typeof context.getElementById !== "undefined" && !isXML ) {
				var m = context.getElementById(match[1]);
				return m ? m.id === match[1] || typeof m.getAttributeNode !== "undefined" && m.getAttributeNode("id").nodeValue === match[1] ? [m] : undefined : [];
			}
		};

		Expr.filter.ID = function(elem, match){
			var node = typeof elem.getAttributeNode !== "undefined" && elem.getAttributeNode("id");
			return elem.nodeType === 1 && node && node.nodeValue === match;
		};
	//	}

	//	root.removeChild( form );
	root = form = null; // release memory in IE
})();

// [vsdoc] The following function has been modified for IntelliSense.
(function(){
	// Check to see if the browser returns only elements
	// when doing getElementsByTagName("*")

	// Create a fake element
	//	var div = document.createElement("div");
	//	div.appendChild( document.createComment("") );

	// Make sure no comments are found
	//	if ( div.getElementsByTagName("*").length > 0 ) {
		Expr.find.TAG = function(match, context){
			var results = context.getElementsByTagName(match[1]);

			// Filter out possible comments
			if ( match[1] === "*" ) {
				var tmp = [];

				for ( var i = 0; results[i]; i++ ) {
					if ( results[i].nodeType === 1 ) {
						tmp.push( results[i] );
					}
				}

				results = tmp;
			}

			return results;
		};
	//	}

	// Check to see if an attribute returns normalized href attributes
	//	div.innerHTML = "<a href='#'></a>";
	//	if ( div.firstChild && typeof div.firstChild.getAttribute !== "undefined" &&
	//			div.firstChild.getAttribute("href") !== "#" ) {
		Expr.attrHandle.href = function(elem){
			return elem.getAttribute("href", 2);
		};
	//	}

	div = null; // release memory in IE
})();

if ( document.querySelectorAll ) {
	(function(){
		var oldSizzle = Sizzle, div = document.createElement("div");
		div.innerHTML = "<p class='TEST'></p>";

		// Safari can't handle uppercase or unicode characters when
		// in quirks mode.
		if ( div.querySelectorAll && div.querySelectorAll(".TEST").length === 0 ) {
			return;
		}
	
		Sizzle = function(query, context, extra, seed){
			context = context || document;

			// Only use querySelectorAll on non-XML documents
			// (ID selectors don't work in non-HTML documents)
			if ( !seed && context.nodeType === 9 && !isXML(context) ) {
				try {
					return makeArray( context.querySelectorAll(query), extra );
				} catch(e){}
			}
		
			return oldSizzle(query, context, extra, seed);
		};

		for ( var prop in oldSizzle ) {
			Sizzle[ prop ] = oldSizzle[ prop ];
		}

		div = null; // release memory in IE
	})();
}

(function(){
	var div = document.createElement("div");

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

	// Opera can't find a second classname (in 9.6)
	// Also, make sure that getElementsByClassName actually exists
	if ( !div.getElementsByClassName || div.getElementsByClassName("e").length === 0 ) {
		return;
	}

	// Safari caches class attributes, doesn't catch changes (in 3.2)
	div.lastChild.className = "e";

	if ( div.getElementsByClassName("e").length === 1 ) {
		return;
	}
	
	Expr.order.splice(1, 0, "CLASS");
	Expr.find.CLASS = function(match, context, isXML) {
		if ( typeof context.getElementsByClassName !== "undefined" && !isXML ) {
			return context.getElementsByClassName(match[1]);
		}
	};

	div = null; // release memory in IE
})();

function dirNodeCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) {
	for ( var i = 0, l = checkSet.length; i < l; i++ ) {
		var elem = checkSet[i];
		if ( elem ) {
			elem = elem[dir];
			var match = false;

			while ( elem ) {
				if ( elem.sizcache === doneName ) {
					match = checkSet[elem.sizset];
					break;
				}

				if ( elem.nodeType === 1 && !isXML ){
					elem.sizcache = doneName;
					elem.sizset = i;
				}

				if ( elem.nodeName.toLowerCase() === cur ) {
					match = elem;
					break;
				}

				elem = elem[dir];
			}

			checkSet[i] = match;
		}
	}
}

function dirCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) {
	for ( var i = 0, l = checkSet.length; i < l; i++ ) {
		var elem = checkSet[i];
		if ( elem ) {
			elem = elem[dir];
			var match = false;

			while ( elem ) {
				if ( elem.sizcache === doneName ) {
					match = checkSet[elem.sizset];
					break;
				}

				if ( elem.nodeType === 1 ) {
					if ( !isXML ) {
						elem.sizcache = doneName;
						elem.sizset = i;
					}
					if ( typeof cur !== "string" ) {
						if ( elem === cur ) {
							match = true;
							break;
						}

					} else if ( Sizzle.filter( cur, [elem] ).length > 0 ) {
						match = elem;
						break;
					}
				}

				elem = elem[dir];
			}

			checkSet[i] = match;
		}
	}
}

var contains = document.compareDocumentPosition ? function(a, b){
	///	<summary>
	///		Check to see if a DOM node is within another DOM node.
	///	</summary>
	///	<param name="a" type="Object">
	///		The DOM element that may contain the other element.
	///	</param>
	///	<param name="b" type="Object">
	///		The DOM node that may be contained by the other element.
	///	</param>
	///	<returns type="Boolean" />

	return a.compareDocumentPosition(b) & 16;
} : function(a, b){
	///	<summary>
	///		Check to see if a DOM node is within another DOM node.
	///	</summary>
	///	<param name="a" type="Object">
	///		The DOM element that may contain the other element.
	///	</param>
	///	<param name="b" type="Object">
	///		The DOM node that may be contained by the other element.
	///	</param>
	///	<returns type="Boolean" />

	return a !== b && (a.contains ? a.contains(b) : true);
};

var isXML = function(elem){
	///	<summary>
	///		Determines if the parameter passed is an XML document.
	///	</summary>
	///	<param name="elem" type="Object">The object to test</param>
	///	<returns type="Boolean">True if the parameter is an XML document; otherwise false.</returns>

	// documentElement is verified for cases where it doesn't yet exist
	// (such as loading iframes in IE - #4833) 
	var documentElement = (elem ? elem.ownerDocument || elem : 0).documentElement;
	return documentElement ? documentElement.nodeName !== "HTML" : false;
};

var posProcess = function(selector, context){
	var tmpSet = [], later = "", match,
		root = context.nodeType ? [context] : context;

	// Position selectors must be done after the filter
	// And so must :not(positional) so we move all PSEUDOs to the end
	while ( (match = Expr.match.PSEUDO.exec( selector )) ) {
		later += match[0];
		selector = selector.replace( Expr.match.PSEUDO, "" );
	}

	selector = Expr.relative[selector] ? selector + "*" : selector;

	for ( var i = 0, l = root.length; i < l; i++ ) {
		Sizzle( selector, root[i], tmpSet );
	}

	return Sizzle.filter( later, tmpSet );
};

// EXPOSE
jQuery.find = Sizzle;
jQuery.expr = Sizzle.selectors;
jQuery.expr[":"] = jQuery.expr.filters;
jQuery.unique = Sizzle.uniqueSort;
jQuery.getText = getText;
jQuery.isXMLDoc = isXML;
jQuery.contains = contains;

return;

window.Sizzle = Sizzle;

})();
var runtil = /Until$/,
	rparentsprev = /^(?:parents|prevUntil|prevAll)/,
	// Note: This RegExp should be improved, or likely pulled from Sizzle
	rmultiselector = /,/,
	slice = Array.prototype.slice;

// Implement the identical functionality for filter and not
var winnow = function( elements, qualifier, keep ) {
	if ( jQuery.isFunction( qualifier ) ) {
		return jQuery.grep(elements, function( elem, i ) {
			return !!qualifier.call( elem, i, elem ) === keep;
		});

	} else if ( qualifier.nodeType ) {
		return jQuery.grep(elements, function( elem, i ) {
			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, i ) {
		return (jQuery.inArray( elem, qualifier ) >= 0) === keep;
	});
};

jQuery.fn.extend({
	find: function( selector ) {
		///	<summary>
		///		搜索所有与指定表达式匹配的元素。
		///		这个函数是找出正在处理的元素的后代元素的好方法。
		///		所有搜索都依靠jQuery表达式来完成。
		///		这个表达式可以使用CSS 1-3的选择器，或简单的XPath语法来写。
		///		Part of DOM/Traversing
		///	</summary>
		///	<returns type="jQuery" />
		///	<param name="selector" type="String">
		///		用于查找的表达式
		///	</param>
		///	<returns type="jQuery" />

		var ret = this.pushStack( "", "find", selector ), length = 0;

		for ( var i = 0, l = this.length; i < l; i++ ) {
			length = ret.length;
			jQuery.find( selector, this[i], ret );

			if ( i > 0 ) {
				// Make sure that the results are unique
				for ( var n = length; n < ret.length; n++ ) {
					for ( var r = 0; r < length; r++ ) {
						if ( ret[r] === ret[n] ) {
							ret.splice(n--, 1);
							break;
						}
					}
				}
			}
		}

		return ret;
	},

	has: function( target ) {
		///	<summary>
		///		保留包含特定后代的元素，去掉那些不含有指定后代的元素。
		///		selector or DOM element.
		///	</summary>
		///	<param name="target" type="String">
		///		一个表达式、一个元素或者一组元素。
		///	</param>
		///	<returns type="jQuery" />

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

	not: function( selector ) {
		///	<summary>
		///		将元素集合中所有与指定元素匹配的元素删除。
		///		这个方法被用来删除一个jQuery对象中一个或多个元素。
		///		Part of DOM/Traversing
		///	</summary>
		///	<param name="selector" type="jQuery">
		///		jQuery对象中一组要被删除的元素。
		///	</param>
		///	<returns type="jQuery" />

		return this.pushStack( winnow(this, selector, false), "not", selector);
	},

	filter: function( selector ) {
		///	<summary>
		///		筛选出与指定函数返回值匹配的元素集合
		///		这个函数内部将对每个对象计算一次 (正如 '$.each').
		///		如果调用的函数返回false则这个元素被删除，否则就会保留。
		///		})
		///		Part of DOM/Traversing
		///	</summary>
		///	<returns type="jQuery" />
		///	<param name="selector" type="Function">
		///		传递进filter的函数
		///	</param>
		///	<returns type="jQuery" />

		return this.pushStack( winnow(this, selector, true), "filter", selector );
	},
	
	is: function( selector ) {
		///	<summary>
		///		用一个表达式来检查当前选择的元素集合，
		///		如果其中至少有一个元素符合这个给定的表达式就返回true。
		///		如果没有元素符合，或者表达式无效，都返回'false'.
		///		'filter' 内部实际也是在调用这个函数，
		///		所以，filter()函数原有的规则在这里也适用。
		///		Part of DOM/Traversing
		///	</summary>
		///	<returns type="Boolean" />
		///	<param name="selector" type="String">
		///		 用于筛选的表达式
		///	</param>

		return !!selector && jQuery.filter( selector, this ).length > 0;
	},

	closest: function( selectors, context ) {
		///	<summary>
		///		从元素本身开始，逐级向上级元素匹配，并返回最先匹配的元素。
		///	</summary>
		///	<param name="selectors" type="String">
		///		用以过滤元素的表达式。也可以传递一个字符串数组，用于查找多个元素。
		///	</param>
		///	<param name="context" type="Element">
		///		作为待查找的 DOM 元素集、文档或 jQuery 对象。
		///	</param>
		///	<returns type="jQuery" />

		if ( jQuery.isArray( selectors ) ) {
			var ret = [], cur = this[0], match, matches = {}, selector;

			if ( cur && selectors.length ) {
				for ( var i = 0, l = selectors.length; i < l; i++ ) {
					selector = selectors[i];

					if ( !matches[selector] ) {
						matches[selector] = jQuery.expr.match.POS.test( selector ) ? 
							jQuery( selector, context || this.context ) :
							selector;
					}
				}

				while ( cur && cur.ownerDocument && cur !== context ) {
					for ( selector in matches ) {
						match = matches[selector];

						if ( match.jquery ? match.index(cur) > -1 : jQuery(cur).is(match) ) {
							ret.push({ selector: selector, elem: cur });
							delete matches[selector];
						}
					}
					cur = cur.parentNode;
				}
			}

			return ret;
		}

		var pos = jQuery.expr.match.POS.test( selectors ) ? 
			jQuery( selectors, context || this.context ) : null;

		return this.map(function( i, cur ) {
			while ( cur && cur.ownerDocument && cur !== context ) {
				if ( pos ? pos.index(cur) > -1 : jQuery(cur).is(selectors) ) {
					return cur;
				}
				cur = cur.parentNode;
			}
			return null;
		});
	},
	
	// Determine the position of an element within
	// the matched set of elements
	index: function( elem ) {
		///	<summary>
		///		搜索与参数表示的对象匹配的元素，
		///		并返回相应元素的索引值值。
		///		如果找到了匹配的元素，从0开始返回；如果没有找到匹配的元素，返回-1。
		///		Part of Core
		///	</summary>
		///	<returns type="Number" />
		///	<param name="elem" type="Element">
		///		要搜索的对象
		///	</param>

		if ( !elem || typeof elem === "string" ) {
			return jQuery.inArray( this[0],
				// If it receives a string, the selector is used
				// If it receives nothing, the siblings are used
				elem ? jQuery( elem ) : this.parent().children() );
		}
		// 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 ) {
		///	<summary>
		///		把与表达式匹配的元素添加到jQuery对象中。
		///		这个函数可以用于连接分别与两个表达式匹配的元素结果集。
		///		add()方法返回的结果将始终以元素在HTML文档中出现的顺序来排序，而不再是简单的添加。
		///		Part of DOM/Traversing
		///	</summary>
		///	<param name="selector" type="String">
		///		用于匹配元素并添加的表达式字符串，或者用于动态生成的HTML代码，如果是一个字符串数组则返回多个元素
		///	</param>
		///	<param name="context" type="Element">
		///		(可选)作为待查找的 DOM 元素集、文档或 jQuery 对象。
		///	</param>
		///	<returns type="jQuery" />

		var set = typeof selector === "string" ?
				jQuery( selector, context || this.context ) :
				jQuery.makeArray( selector ),
			all = jQuery.merge( this.get(), set );

		return this.pushStack( isDisconnected( set[0] ) || isDisconnected( all[0] ) ?
			all :
			jQuery.unique( all ) );
	},

	andSelf: function() {
		///	<summary>
		///		加入上一次所选的结果到前结果集中。
		///		对于筛选或查找后的元素，要加入先前所选元素时将会很有用。
		///	</summary>
		///	<returns type="jQuery" />

		return this.add( this.prevObject );
	}
});

// A painfully simple check to see if an element is disconnected
// from a document (should be improved, where feasible).
function isDisconnected( node ) {
	return !node || !node.parentNode || node.parentNode.nodeType === 11;
}

jQuery.each({
	parent: function( elem ) {
		var parent = elem.parentNode;
		return parent && parent.nodeType !== 11 ? parent : null;
	},
	parents: function( elem ) {
		return jQuery.dir( elem, "parentNode" );
	},
	next: function( elem ) {
		return jQuery.nth( elem, 2, "nextSibling" );
	},
	prev: function( elem ) {
		return jQuery.nth( elem, 2, "previousSibling" );
	},
	nextAll: function( elem ) {
		return jQuery.dir( elem, "nextSibling" );
	},
	prevAll: function( elem ) {
		return jQuery.dir( elem, "previousSibling" );
	},
	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.makeArray( 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 ? jQuery.unique( ret ) : ret;

		if ( (this.length > 1 || rmultiselector.test( selector )) && rparentsprev.test( name ) ) {
			ret = ret.reverse();
		}

		return this.pushStack( ret, name, slice.call(arguments).join(",") );
	};
});

jQuery.fn[ "parentsUntil" ] = function( until, selector ) {
	///	<summary>
	///		查找当前元素的所有的父辈元素，直到遇到匹配的那个元素为止。
	///	</summary>
	///	<param name="until" type="String">
	///		用于筛选祖先元素的表达式。
	///	</param>
	///	<returns type="jQuery" />

	var fn = function( elem, i, until ) {
		return jQuery.dir( elem, "parentNode", until );
	}

	var ret = jQuery.map( this, fn, until );
	
	if ( !runtil.test( "parentsUntil" ) ) {
		selector = until;
	}

	if ( selector && typeof selector === "string" ) {
		ret = jQuery.filter( selector, ret );
	}

	ret = this.length > 1 ? jQuery.unique( ret ) : ret;

	if ( (this.length > 1 || rmultiselector.test( selector )) && rparentsprev.test( "parentsUntil" ) ) {
		ret = ret.reverse();
	}

	return this.pushStack( ret, "parentsUntil", slice.call(arguments).join(",") );
};

jQuery.fn[ "nextUntil" ] = function( until, selector ) {
	///	<summary>
	///		查找当前元素之后所有的同辈元素，直到遇到匹配的那个元素为止。
	///	</summary>
	///	<param name="until" type="String">
	///		(可选)用来过滤的表达式
	///	</param>
	///	<returns type="jQuery" />

	var fn = function( elem, i, until ) {
		return jQuery.dir( elem, "nextSibling", until );
	}

	var ret = jQuery.map( this, fn, until );
	
	if ( !runtil.test( "nextUntil" ) ) {
		selector = until;
	}

	if ( selector && typeof selector === "string" ) {
		ret = jQuery.filter( selector, ret );
	}

	ret = this.length > 1 ? jQuery.unique( ret ) : ret;

	if ( (this.length > 1 || rmultiselector.test( selector )) && rparentsprev.test( "nextUntil" ) ) {
		ret = ret.reverse();
	}

	return this.pushStack( ret, "nextUntil", slice.call(arguments).join(",") );
};

jQuery.fn[ "prevUntil" ] = function( until, selector ) {
	///	<summary>
	///		查找当前元素之前所有的同辈元素，直到遇到匹配的那个元素为止。
	///	</summary>
	///	<param name="until" type="String">
	///		(可选)用来过滤的表达式
	///	</param>
	///	<returns type="jQuery" />

	var fn = function( elem, i, until ) {
		return jQuery.dir( elem, "previousSibling", until );
	}

	var ret = jQuery.map( this, fn, until );
	
	if ( !runtil.test( "prevUntil" ) ) {
		selector = until;
	}

	if ( selector && typeof selector === "string" ) {
		ret = jQuery.filter( selector, ret );
	}

	ret = this.length > 1 ? jQuery.unique( ret ) : ret;

	if ( (this.length > 1 || rmultiselector.test( selector )) && rparentsprev.test( "prevUntil" ) ) {
		ret = ret.reverse();
	}

	return this.pushStack( ret, "prevUntil", slice.call(arguments).join(",") );
};

jQuery.extend({
	filter: function( expr, elems, not ) {
		if ( not ) {
			expr = ":not(" + expr + ")";
		}

		return jQuery.find.matches(expr, elems);
	},
	
	dir: function( elem, dir, until ) {
		///	<summary>
		///		This member is internal only.
		///	</summary>
		///	<private />

		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;
	},

	nth: function( cur, result, dir, elem ) {
		///	<summary>
		///		This member is internal only.
		///	</summary>
		///	<private />

		result = result || 1;
		var num = 0;

		for ( ; cur; cur = cur[dir] ) {
			if ( cur.nodeType === 1 && ++num === result ) {
				break;
			}
		}

		return cur;
	},

	sibling: function( n, elem ) {
		///	<summary>
		///		This member is internal only.
		///	</summary>
		///	<private />

		var r = [];

		for ( ; n; n = n.nextSibling ) {
			if ( n.nodeType === 1 && n !== elem ) {
				r.push( n );
			}
		}

		return r;
	}
});
var rinlinejQuery = / jQuery\d+="(?:\d+|null)"/g,
	rleadingWhitespace = /^\s+/,
	rxhtmlTag = /(<([\w:]+)[^>]*?)\/>/g,
	rselfClosing = /^(?:area|br|col|embed|hr|img|input|link|meta|param)$/i,
	rtagName = /<([\w:]+)/,
	rtbody = /<tbody/i,
	rhtml = /<|&\w+;/,
	rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,  // checked="checked" or checked (html5)
	fcloseTag = function( all, front, tag ) {
		return rselfClosing.test( tag ) ?
			all :
			front + "></" + tag + ">";
	},
	wrapMap = {
		option: [ 1, "<select multiple='multiple'>", "</select>" ],
		legend: [ 1, "<fieldset>", "</fieldset>" ],
		thead: [ 1, "<table>", "</table>" ],
		tr: [ 2, "<table><tbody>", "</tbody></table>" ],
		td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],
		col: [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ],
		area: [ 1, "<map>", "</map>" ],
		_default: [ 0, "", "" ]
	};

wrapMap.optgroup = wrapMap.option;
wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
wrapMap.th = wrapMap.td;

// IE can't serialize <link> and <script> tags normally
if ( !jQuery.support.htmlSerialize ) {
	wrapMap._default = [ 1, "div<div>", "</div>" ];
}

jQuery.fn.extend({
	text: function( text ) {
		///	<summary>
		///		设置所有匹配元素的文本内容
		///		与 html() 类似, 但将编码 HTML (将 "<" 和 ">" 替换成相应的HTML实体)。
		///		Part of DOM/Attributes
		///	</summary>
		///	<returns type="jQuery" />
		///	<param name="text" type="String">
		///		用于设置元素内容的文本
		///	</param>

		if ( jQuery.isFunction(text) ) {
			return this.each(function(i) {
				var self = jQuery(this);
				self.text( text.call(this, i, self.text()) );
			});
		}

		if ( typeof text !== "object" && text !== undefined ) {
			return this.empty().append( (this[0] && this[0].ownerDocument || document).createTextNode( text ) );
		}

		return jQuery.getText( this );
	},

	wrapAll: function( html ) {
		///	<summary>
		///		将所有匹配的元素用单个元素包裹起来
		///		这于 '.wrap()' 是不同的，
		///		'.wrap()'为每一个匹配的元素都包裹一次。
		///		这种包装对于在文档中插入额外的结构化标记最有用，
		///		而且它不会破坏原始文档的语义品质。
		///		这个函数的原理是检查提供的第一个元素并在它的代码结构中找到最上层的祖先元素－－这个祖先元素就是包装元素。
		///		Part of DOM/Manipulation
		///	</summary>
		///	<returns type="jQuery" />
		///	<param name="html" type="Element">
		///		HTML标记代码字符串，用于动态生成元素并包装目标元素
		///	</param>

		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 ) {
		///	<summary>
		///		将每一个匹配的元素的子内容(包括文本节点)用一个HTML结构包裹起来。
		///	</summary>
		///	<param name="html" type="String">
		///		HTML标记代码字符串，用于动态生成元素并包装目标元素
		///	</param>
		///	<returns type="jQuery" />

		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 ) {
		///	<summary>
		///		把所有匹配的元素用其他元素的结构化标记包裹起来。
		///		这种包装对于在文档中插入额外的结构化标记最有用，
		///		而且它不会破坏原始文档的语义品质。
		///		这个函数的原理是检查提供的第一个元素
		///		（它是由所提供的HTML标记代码动态生成的），
		///		并在它的代码结构中找到最上层的祖先元素－－这个祖先元素就是包裹元素。
		///		当HTML标记代码中的元素包含文本时无法使用这个函数。
		///		因此，如果要添加文本应该在包裹完成之后再行添加。
		///		Part of DOM/Manipulation
		///	</summary>
		///	<returns type="jQuery" />
		///	<param name="html" type="Element">
		///		HTML标记代码字符串，用于动态生成元素并包裹目标元素
		///	</param>

		return this.each(function() {
			jQuery( this ).wrapAll( html );
		});
	},

	unwrap: function() {
		///	<summary>
		///		这个方法将移出元素的父元素。这能快速取消 .wrap()方法的效果。匹配的元素（以及他们的同辈元素）会在DOM结构上替换他们的父元素。
		///	</summary>
		///	<returns type="jQuery" />
		return this.parent().each(function() {
			if ( !jQuery.nodeName( this, "body" ) ) {
				jQuery( this ).replaceWith( this.childNodes );
			}
		}).end();
	},

	append: function() {
		///	<summary>
		///		向每个匹配的元素内部追加内容。
		///		这个操作与对指定的元素执行appendChild方法，
		///		将它们添加到文档中的情况类似。
		///		Part of DOM/Manipulation
		///	</summary>
		///	<returns type="jQuery" />

		return this.domManip(arguments, true, function( elem ) {
			if ( this.nodeType === 1 ) {
				this.appendChild( elem );
			}
		});
	},

	prepend: function() {
		///	<summary>
		///		向每个匹配的元素内部前置内容。
		///		这是向所有匹配元素内部的开始处插入内容的最佳方式。
		///		Part of DOM/Manipulation
		///	</summary>
		///	<returns type="jQuery" />

		return this.domManip(arguments, true, function( elem ) {
			if ( this.nodeType === 1 ) {
				this.insertBefore( elem, this.firstChild );
			}
		});
	},

	before: function() {
		///	<summary>
		///		在每个匹配的元素之前插入内容。
		///		Part of DOM/Manipulation
		///	</summary>
		///	<returns type="jQuery" />

		if ( this[0] && this[0].parentNode ) {
			return this.domManip(arguments, false, function( elem ) {
				this.parentNode.insertBefore( elem, this );
			});
		} else if ( arguments.length ) {
			var set = jQuery(arguments[0]);
			set.push.apply( set, this.toArray() );
			return this.pushStack( set, "before", arguments );
		}
	},

	after: function() {
		///	<summary>
		///		在每个匹配的元素之后插入内容。
		///		Part of DOM/Manipulation
		///	</summary>
		///	<returns type="jQuery" />

		if ( this[0] && this[0].parentNode ) {
			return this.domManip(arguments, false, function( elem ) {
				this.parentNode.insertBefore( elem, this.nextSibling );
			});
		} else if ( arguments.length ) {
			var set = this.pushStack( this, "after", arguments );
			set.push.apply( set, jQuery(arguments[0]).toArray() );
			return set;
		}
	},

	clone: function( events ) {
		///	<summary>
		///		克隆匹配的DOM元素并且选中这些克隆的副本。
		///		在想把DOM文档中元素的副本添加到其他位置时这个函数非常有用。
		///		Part of DOM/Manipulation
		///	</summary>
		///	<returns type="jQuery" />
		///	<param name="deep" type="Boolean" optional="true">
		///		(可选) 是否拷贝元素附加的事件，默认为不拷贝。
		///	</param>

		// Do the clone
		var ret = this.map(function() {
			if ( !jQuery.support.noCloneEvent && !jQuery.isXMLDoc(this) ) {
				// IE copies events bound via attachEvent when
				// using cloneNode. Calling detachEvent on the
				// clone will also remove the events from the orignal
				// In order to get around this, we use innerHTML.
				// Unfortunately, this means some modifications to
				// attributes in IE that are actually only stored
				// as properties will not be copied (such as the
				// the name attribute on an input).
				var html = this.outerHTML, ownerDocument = this.ownerDocument;
				if ( !html ) {
					var div = ownerDocument.createElement("div");
					div.appendChild( this.cloneNode(true) );
					html = div.innerHTML;
				}

				return jQuery.clean([html.replace(rinlinejQuery, "")
					.replace(rleadingWhitespace, "")], ownerDocument)[0];
			} else {
				return this.cloneNode(true);
			}
		});

		// Copy the events from the original to the clone
		if ( events === true ) {
			cloneCopyEvent( this, ret );
			cloneCopyEvent( this.find("*"), ret.find("*") );
		}

		// Return the cloned set
		return ret;
	},

	html: function( value ) {
		///	<summary>
		///		设置每一个匹配元素的html内容。
		///		这个函数不能用于XML文档。但可以用于XHTML文档。
		///		Part of DOM/Attributes
		///	</summary>
		///	<returns type="jQuery" />
		///	<param name="value" type="String">
		///		 用于设定HTML内容的值
		///	</param>

		if ( value === undefined ) {
			return this[0] && this[0].nodeType === 1 ?
				this[0].innerHTML.replace(rinlinejQuery, "") :
				null;

		// See if we can take a shortcut and just use innerHTML
		} else if ( typeof value === "string" && !/<script/i.test( value ) &&
			(jQuery.support.leadingWhitespace || !rleadingWhitespace.test( value )) &&
			!wrapMap[ (rtagName.exec( value ) || ["", ""])[1].toLowerCase() ] ) {

			value = value.replace(rxhtmlTag, fcloseTag);

			try {
				for ( var i = 0, l = this.length; i < l; i++ ) {
					// Remove element nodes and prevent memory leaks
					if ( this[i].nodeType === 1 ) {
						jQuery.cleanData( this[i].getElementsByTagName("*") );
						this[i].innerHTML = value;
					}
				}

			// If using innerHTML throws an exception, use the fallback method
			} catch(e) {
				this.empty().append( value );
			}

		} else if ( jQuery.isFunction( value ) ) {
			this.each(function(i){
				var self = jQuery(this), old = self.html();
				self.empty().append(function(){
					return value.call( this, i, old );
				});
			});

		} else {
			this.empty().append( value );
		}

		return this;
	},

	replaceWith: function( value ) {
		///	<summary>
		///		将所有匹配的元素替换成指定的HTML或DOM元素。
		///	</summary>
		///	<param name="value" type="Object">
		///		用于将匹配元素替换掉的内容
		///	</param>
		///	<returns type="jQuery">The element that was just replaced.</returns>

		if ( this[0] && this[0].parentNode ) {
			// 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 ( !jQuery.isFunction( value ) ) {
				value = jQuery( value ).detach();

			} else {
				return this.each(function(i) {
					var self = jQuery(this), old = self.html();
					self.replaceWith( value.call( this, i, old ) );
				});
			}

			return this.each(function() {
				var next = this.nextSibling, parent = this.parentNode;

				jQuery(this).remove();

				if ( next ) {
					jQuery(next).before( value );
				} else {
					jQuery(parent).append( value );
				}
			});
		} else {
			return this.pushStack( jQuery(jQuery.isFunction(value) ? value() : value), "replaceWith", value );
		}
	},

	detach: function( selector ) {
		///	<summary>
		///		从DOM中删除所有匹配的元素。
		///	</summary>
		///	<param name="selector" type="String">
		///		用于筛选元素的jQuery表达式
		///	</param>
		///	<returns type="jQuery" />

		return this.remove( selector, true );
	},

	domManip: function( args, table, callback ) {
		///	<param name="args" type="Array">
		///		 Args
		///	</param>
		///	<param name="table" type="Boolean">
		///		 如果没有就在TABLE元素中插入tbody。
		///	</param>
		///	<param name="dir" type="Number">
		///		 如果dir小于0，则以相反的程序处理参数
		///	</param>
		///	<param name="callback" type="Function">
		///		 执行DOM处理的函数
		///	</param>
		///	<returns type="jQuery" />
		///	<summary>
		///		Part of Core
		///	</summary>

		var results, first, value = args[0], scripts = [];

		// We can't cloneNode fragments that contain checked, in WebKit
		if ( !jQuery.support.checkClone && arguments.length === 3 && typeof value === "string" && rchecked.test( value ) ) {
			return this.each(function() {
				jQuery(this).domManip( args, table, callback, true );
			});
		}

		if ( jQuery.isFunction(value) ) {
			return this.each(function(i) {
				var self = jQuery(this);
				args[0] = value.call(this, i, table ? self.html() : undefined);
				self.domManip( args, table, callback );
			});
		}

		if ( this[0] ) {
			// If we're in a fragment, just use that instead of building a new one
			if ( args[0] && args[0].parentNode && args[0].parentNode.nodeType === 11 ) {
				results = { fragment: args[0].parentNode };
			} else {
				results = buildFragment( args, this, scripts );
			}

			first = results.fragment.firstChild;

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

				for ( var i = 0, l = this.length; i < l; i++ ) {
					callback.call(
						table ?
							root(this[i], first) :
							this[i],
						results.cacheable || this.length > 1 || i > 0 ?
							results.fragment.cloneNode(true) :
							results.fragment
					);
				}
			}

			if ( scripts ) {
				jQuery.each( scripts, evalScript );
			}
		}

		return this;

		function root( elem, cur ) {
			return jQuery.nodeName(elem, "table") ?
				(elem.getElementsByTagName("tbody")[0] ||
				elem.appendChild(elem.ownerDocument.createElement("tbody"))) :
				elem;
		}
	}
});

function cloneCopyEvent(orig, ret) {
	var i = 0;

	ret.each(function() {
		if ( this.nodeName !== (orig[i] && orig[i].nodeName) ) {
			return;
		}

		var oldData = jQuery.data( orig[i++] ), curData = jQuery.data( this, oldData ), events = oldData && oldData.events;

		if ( events ) {
			delete curData.handle;
			curData.events = {};

			for ( var type in events ) {
				for ( var handler in events[ type ] ) {
					jQuery.event.add( this, type, events[ type ][ handler ], events[ type ][ handler ].data );
				}
			}
		}
	});
}

function buildFragment( args, nodes, scripts ) {
	var fragment, cacheable, cacheresults, doc;

	// webkit does not clone 'checked' attribute of radio inputs on cloneNode, so don't cache if string has a checked
	if ( args.length === 1 && typeof args[0] === "string" && args[0].length < 512 && args[0].indexOf("<option") < 0 && (jQuery.support.checkClone || !rchecked.test( args[0] )) ) {
		cacheable = true;
		cacheresults = jQuery.fragments[ args[0] ];
		if ( cacheresults ) {
			if ( cacheresults !== 1 ) {
				fragment = cacheresults;
			}
		}
	}

	if ( !fragment ) {
		doc = (nodes && nodes[0] ? nodes[0].ownerDocument || nodes[0] : document);
		fragment = doc.createDocumentFragment();
		jQuery.clean( args, doc, fragment, scripts );
	}

	if ( cacheable ) {
		jQuery.fragments[ args[0] ] = cacheresults ? fragment : 1;
	}

	return { fragment: fragment, cacheable: cacheable };
}

jQuery.fragments = {};

//	jQuery.each({
//		appendTo: "append",
//		prependTo: "prepend",
//		insertBefore: "before",
//		insertAfter: "after",
//		replaceAll: "replaceWith"
//	}, function( name, original ) {
//		jQuery.fn[ name ] = function( selector ) {
//			var ret = [], insert = jQuery( selector );

//			for ( var i = 0, l = insert.length; i < l; i++ ) {
//				var elems = (i > 0 ? this.clone(true) : this).get();
//				jQuery.fn[ original ].apply( jQuery(insert[i]), elems );
//				ret = ret.concat( elems );
//			}
//			return this.pushStack( ret, name, insert.selector );
//		};
//	});

jQuery.fn[ "appendTo" ] = function( selector ) {
	///	<summary>
	///		把所有匹配的元素插入到另一个、指定的元素元素集合的结束标记前。
	///		jQuery 1.3.2 会返回所有已插入的元素。
	///		$(源集合).appendTo(目标集合); 会把源集合的每个元素依次插入目标集合每个元素的结束标记之前。
	///	</summary>
	///	<param name="selector" type="Selector">
	///		要插入的目标集合
	///	</param>
	///	<returns type="jQuery" />

	var ret = [], insert = jQuery( selector );

	for ( var i = 0, l = insert.length; i < l; i++ ) {
		var elems = (i > 0 ? this.clone(true) : this).get();
		jQuery.fn[ "append" ].apply( jQuery(insert[i]), elems );
		ret = ret.concat( elems );
	}
	return this.pushStack( ret, "appendTo", insert.selector );
};

jQuery.fn[ "prependTo" ] = function( selector ) {
	///	<summary>
	///		把所有匹配的元素插入到另一个、指定的元素元素集合的开始标记后。
	///		jQuery 1.3.2 会返回所有已插入的元素。
	///		$(源集合).prependTo(目标集合); 会把源集合的每个元素依次插入目标集合每个元素的开始标记之后。
	///	</summary>
	///	<param name="selector" type="Selector">
	///		要插入的目标集合
	///	</param>
	///	<returns type="jQuery" />

	var ret = [], insert = jQuery( selector );

	for ( var i = 0, l = insert.length; i < l; i++ ) {
		var elems = (i > 0 ? this.clone(true) : this).get();
		jQuery.fn[ "prepend" ].apply( jQuery(insert[i]), elems );
		ret = ret.concat( elems );
	}
	return this.pushStack( ret, "prependTo", insert.selector );
};

jQuery.fn[ "insertBefore" ] = function( selector ) {
	///	<summary>
	///		把所有匹配的元素插入到另一个、指定的元素元素集合的前面。
	///		jQuery 1.3.2 会返回所有已插入的元素。
	///		$(源集合).insertBefore(目标集合); 会把源集合的每个元素依次插入目标集合每个元素之前。
	///	</summary>
	///	<param name="selector" type="String">
	///		要插入的目标集合
	///	</param>
	///	<returns type="jQuery" />

	var ret = [], insert = jQuery( selector );

	for ( var i = 0, l = insert.length; i < l; i++ ) {
		var elems = (i > 0 ? this.clone(true) : this).get();
		jQuery.fn[ "before" ].apply( jQuery(insert[i]), elems );
		ret = ret.concat( elems );
	}
	return this.pushStack( ret, "insertBefore", insert.selector );
};

jQuery.fn[ "insertAfter" ] = function( selector ) {
	///	<summary>
	///		把所有匹配的元素插入到另一个、指定的元素元素集合的后面。
	///		jQuery 1.3.2 会返回所有已插入的元素。
	///		$(源集合).insertBefore(目标集合); 会把源集合的每个元素依次插入目标集合每个元素之后。
	///	</summary>
	///	<param name="selector" type="String">
	///		要插入的目标集合
	///	</param>
	///	<returns type="jQuery" />

	var ret = [], insert = jQuery( selector );

	for ( var i = 0, l = insert.length; i < l; i++ ) {
		var elems = (i > 0 ? this.clone(true) : this).get();
		jQuery.fn[ "after" ].apply( jQuery(insert[i]), elems );
		ret = ret.concat( elems );
	}
	return this.pushStack( ret, "insertAfter", insert.selector );
};

jQuery.fn[ "replaceAll" ] = function( selector ) {
	///	<summary>
	///		用匹配的元素替换掉所有 （selector选择器）匹配到的元素。
	///		jQuery 1.3.2 会返回所有已插入的元素。
	///	</summary>
	///	<param name="selector" type="Selector">用于查找所要被替换的元素的选择器/param>
	///	<returns type="jQuery" />

	var ret = [], insert = jQuery( selector );

	for ( var i = 0, l = insert.length; i < l; i++ ) {
		var elems = (i > 0 ? this.clone(true) : this).get();
		jQuery.fn[ "replaceWith" ].apply( jQuery(insert[i]), elems );
		ret = ret.concat( elems );
	}
	return this.pushStack( ret, "replaceAll", insert.selector );
};

jQuery.each({
	// keepData is for internal use only--do not document
	remove: function( selector, keepData ) {
		if ( !selector || jQuery.filter( selector, [ this ] ).length ) {
			if ( !keepData && this.nodeType === 1 ) {
				jQuery.cleanData( this.getElementsByTagName("*") );
				jQuery.cleanData( [ this ] );
			}

			if ( this.parentNode ) {
				 this.parentNode.removeChild( this );
			}
		}
	},

	empty: function() {
		///	<summary>
		///		删除匹配的元素集合中所有的子节点。
		///		Part of DOM/Manipulation
		///	</summary>
		///	<returns type="jQuery" />

		// Remove element nodes and prevent memory leaks
		if ( this.nodeType === 1 ) {
			jQuery.cleanData( this.getElementsByTagName("*") );
		}

		// Remove any remaining nodes
		while ( this.firstChild ) {
			this.removeChild( this.firstChild );
		}
	}
}, function( name, fn ) {
	jQuery.fn[ name ] = function() {
		return this.each( fn, arguments );
	};
});

jQuery.extend({
	clean: function( elems, context, fragment, scripts ) {
		///	<summary>
		///		This method is internal only.
		///	</summary>
		///	<private />

		context = context || document;

		// !context.createElement fails in IE with an error but returns typeof 'object'
		if ( typeof context.createElement === "undefined" ) {
			context = context.ownerDocument || context[0] && context[0].ownerDocument || document;
		}

		var ret = [];

		jQuery.each(elems, function( i, elem ) {
			if ( typeof elem === "number" ) {
				elem += "";
			}

			if ( !elem ) {
				return;
			}

			// Convert html string into DOM nodes
			if ( typeof elem === "string" && !rhtml.test( elem ) ) {
				elem = context.createTextNode( elem );

			} else if ( typeof elem === "string" ) {
				// Fix "XHTML"-style tags in all browsers
				elem = elem.replace(rxhtmlTag, fcloseTag);

				// Trim whitespace, otherwise indexOf won't work as expected
				var tag = (rtagName.exec( elem ) || ["", ""])[1].toLowerCase(),
					wrap = wrapMap[ tag ] || wrapMap._default,
					depth = wrap[0],
					div = context.createElement("div");

				// Go to html and back, then peel off extra wrappers
				div.innerHTML = wrap[1] + elem + wrap[2];

				// Move to the right depth
				while ( depth-- ) {
					div = div.lastChild;
				}

				// Remove IE's autoinserted <tbody> from table fragments
				if ( !jQuery.support.tbody ) {

					// String was a <table>, *may* have spurious <tbody>
					var hasBody = rtbody.test(elem),
						tbody = tag === "table" && !hasBody ?
							div.firstChild && div.firstChild.childNodes :

							// String was a bare <thead> or <tfoot>
							wrap[1] === "<table>" && !hasBody ?
								div.childNodes :
								[];

					for ( var j = tbody.length - 1; j >= 0 ; --j ) {
						if ( jQuery.nodeName( tbody[ j ], "tbody" ) && !tbody[ j ].childNodes.length ) {
							tbody[ j ].parentNode.removeChild( tbody[ j ] );
						}
					}

				}

				// IE completely kills leading whitespace when innerHTML is used
				if ( !jQuery.support.leadingWhitespace && rleadingWhitespace.test( elem ) ) {
					div.insertBefore( context.createTextNode( rleadingWhitespace.exec(elem)[0] ), div.firstChild );
				}

				elem = jQuery.makeArray( div.childNodes );
			}

			if ( elem.nodeType ) {
				ret.push( elem );
			} else {
				ret = jQuery.merge( ret, elem );
			}

		});

		if ( fragment ) {
			for ( var i = 0; ret[i]; i++ ) {
				if ( scripts && jQuery.nodeName( ret[i], "script" ) && (!ret[i].type || ret[i].type.toLowerCase() === "text/javascript") ) {
					scripts.push( ret[i].parentNode ? ret[i].parentNode.removeChild( ret[i] ) : ret[i] );
				} else {
					if ( ret[i].nodeType === 1 ) {
						ret.splice.apply( ret, [i + 1, 0].concat(jQuery.makeArray(ret[i].getElementsByTagName("script"))) );
					}
					fragment.appendChild( ret[i] );
				}
			}
		}

		return ret;
	},
	
	cleanData: function( elems ) {
		for ( var i = 0, elem, id; (elem = elems[i]) != null; i++ ) {
			jQuery.event.remove( elem );
			jQuery.removeData( elem );
		}
	}
});
// exclude the following css properties to add px
var rexclude = /z-?index|font-?weight|opacity|zoom|line-?height/i,
	ralpha = /alpha\([^)]*\)/,
	ropacity = /opacity=([^)]*)/,
	rfloat = /float/i,
	rdashAlpha = /-([a-z])/ig,
	rupper = /([A-Z])/g,
	rnumpx = /^-?\d+(?:px)?$/i,
	rnum = /^-?\d/,

	cssShow = { position: "absolute", visibility: "hidden", display:"block" },
	cssWidth = [ "Left", "Right" ],
	cssHeight = [ "Top", "Bottom" ],

	// cache check for defaultView.getComputedStyle
	getComputedStyle = document.defaultView && document.defaultView.getComputedStyle,
	// normalize float css property
	styleFloat = jQuery.support.cssFloat ? "cssFloat" : "styleFloat",
	fcamelCase = function( all, letter ) {
		return letter.toUpperCase();
	};

jQuery.fn.css = function( name, value ) {
	///	<summary>
	///		在所有匹配的元素中，设置一个样式属性的值。
	///		数字将自动转化为像素值
	///		Part of CSS
	///	</summary>
	///	<returns type="jQuery" />
	///	<param name="name" type="String">
	///		属性名
	///	</param>
	///	<param name="value" type="String">
	///		属性值
	///	</param>

	return access( this, name, value, true, function( elem, name, value ) {
		if ( value === undefined ) {
			return jQuery.curCSS( elem, name );
		}
		
		if ( typeof value === "number" && !rexclude.test(name) ) {
			value += "px";
		}

		jQuery.style( elem, name, value );
	});
};

jQuery.extend({
	style: function( elem, name, value ) {
		// don't set styles on text and comment nodes
		if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 ) {
			return undefined;
		}

		// ignore negative width and height values #1599
		if ( (name === "width" || name === "height") && parseFloat(value) < 0 ) {
			value = undefined;
		}

		var style = elem.style || elem, set = value !== undefined;

		// IE uses filters for opacity
		if ( !jQuery.support.opacity && name === "opacity" ) {
			if ( set ) {
				// IE has trouble with opacity if it does not have layout
				// Force it by setting the zoom level
				style.zoom = 1;

				// Set the alpha filter to set the opacity
				var opacity = parseInt( value, 10 ) + "" === "NaN" ? "" : "alpha(opacity=" + value * 100 + ")";
				var filter = style.filter || jQuery.curCSS( elem, "filter" ) || "";
				style.filter = ralpha.test(filter) ? filter.replace(ralpha, opacity) : opacity;
			}

			return style.filter && style.filter.indexOf("opacity=") >= 0 ?
				(parseFloat( ropacity.exec(style.filter)[1] ) / 100) + "":
				"";
		}

		// Make sure we're using the right name for getting the float value
		if ( rfloat.test( name ) ) {
			name = styleFloat;
		}

		name = name.replace(rdashAlpha, fcamelCase);

		if ( set ) {
			style[ name ] = value;
		}

		return style[ name ];
	},

	css: function( elem, name, force, extra ) {
		///	<summary>
		///		This method is internal only.
		///	</summary>
		///	<private />

		if ( name === "width" || name === "height" ) {
			var val, props = cssShow, which = name === "width" ? cssWidth : cssHeight;

			function getWH() {
				val = name === "width" ? elem.offsetWidth : elem.offsetHeight;

				if ( extra === "border" ) {
					return;
				}

				jQuery.each( which, function() {
					if ( !extra ) {
						val -= parseFloat(jQuery.curCSS( elem, "padding" + this, true)) || 0;
					}

					if ( extra === "margin" ) {
						val += parseFloat(jQuery.curCSS( elem, "margin" + this, true)) || 0;
					} else {
						val -= parseFloat(jQuery.curCSS( elem, "border" + this + "Width", true)) || 0;
					}
				});
			}

			if ( elem.offsetWidth !== 0 ) {
				getWH();
			} else {
				jQuery.swap( elem, props, getWH );
			}

			return Math.max(0, Math.round(val));
		}

		return jQuery.curCSS( elem, name, force );
	},

	curCSS: function( elem, name, force ) {
		///	<summary>
		///		This method is internal only.
		///	</summary>
		///	<private />

		var ret, style = elem.style, filter;

		// IE uses filters for opacity
		if ( !jQuery.support.opacity && name === "opacity" && elem.currentStyle ) {
			ret = ropacity.test(elem.currentStyle.filter || "") ?
				(parseFloat(RegExp.$1) / 100) + "" :
				"";

			return ret === "" ?
				"1" :
				ret;
		}

		// Make sure we're using the right name for getting the float value
		if ( rfloat.test( name ) ) {
			name = styleFloat;
		}

		if ( !force && style && style[ name ] ) {
			ret = style[ name ];

		} else if ( getComputedStyle ) {

			// Only "float" is needed here
			if ( rfloat.test( name ) ) {
				name = "float";
			}

			name = name.replace( rupper, "-$1" ).toLowerCase();

			var defaultView = elem.ownerDocument.defaultView;

			if ( !defaultView ) {
				return null;
			}

			var computedStyle = defaultView.getComputedStyle( elem, null );

			if ( computedStyle ) {
				ret = computedStyle.getPropertyValue( name );
			}

			// We should always get a number back from opacity
			if ( name === "opacity" && ret === "" ) {
				ret = "1";
			}

		} else if ( elem.currentStyle ) {
			var camelCase = name.replace(rdashAlpha, fcamelCase);

			ret = elem.currentStyle[ name ] || elem.currentStyle[ camelCase ];

			// 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
			if ( !rnumpx.test( ret ) && rnum.test( ret ) ) {
				// Remember the original values
				var left = style.left, rsLeft = elem.runtimeStyle.left;

				// Put in the new values to get a computed value out
				elem.runtimeStyle.left = elem.currentStyle.left;
				style.left = camelCase === "fontSize" ? "1em" : (ret || 0);
				ret = style.pixelLeft + "px";

				// Revert the changed values
				style.left = left;
				elem.runtimeStyle.left = rsLeft;
			}
		}

		return ret;
	},

	// A method for quickly swapping in/out CSS properties to get correct calculations
	swap: function( elem, options, callback ) {
		///	<summary>
		///		Swap in/out style options.
		///	</summary>

		var old = {};

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

		callback.call( elem );

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

if ( jQuery.expr && jQuery.expr.filters ) {
	jQuery.expr.filters.hidden = function( elem ) {
		var width = elem.offsetWidth, height = elem.offsetHeight,
			skip = elem.nodeName.toLowerCase() === "tr";

		return width === 0 && height === 0 && !skip ?
			true :
			width > 0 && height > 0 && !skip ?
				false :
				jQuery.curCSS(elem, "display") === "none";
	};

	jQuery.expr.filters.visible = function( elem ) {
		return !jQuery.expr.filters.hidden( elem );
	};
}
var jsc = now(),
	rscript = /<script(.|\s)*?\/script>/gi,
	rselectTextarea = /select|textarea/i,
	rinput = /color|date|datetime|email|hidden|month|number|password|range|search|tel|text|time|url|week/i,
	jsre = /=\?(&|$)/,
	rquery = /\?/,
	rts = /(\?|&)_=.*?(&|$)/,
	rurl = /^(\w+:)?\/\/([^\/?#]+)/,
	r20 = /%20/g;

jQuery.fn.extend({
	// Keep a copy of the old load
	_load: jQuery.fn.load,

	load: function( url, params, callback ) {
		///	<summary>
		///		载入远程 HTML 文件代码并插入至 DOM 中。 默认使用 GET 方式 - 传递附加参数时自动转换为 POST 方式。
		///		jQuery 1.2 中，可以指定选择符，来筛选载入的 HTML 文档，DOM 中将仅插入筛选出的 HTML 代码。语法形如 "url #some > selector"。
		///	</summary>
		///	<param name="url" type="String">待装入 HTML 网页网址。</param>
		///	<param name="params" optional="true" type="Map">(可选) 发送至服务器的 key/value 数据。</param>
		///	<param name="callback" optional="true" type="Function">(可选) 载入成功时回调函数。</param>
		///	<returns type="jQuery" />

		if ( typeof url !== "string" ) {
			return this._load( url );

		// Don't do a request if no elements are being requested
		} else if ( !this.length ) {
			return this;
		}

		var off = url.indexOf(" ");
		if ( off >= 0 ) {
			var selector = url.slice(off, url.length);
			url = url.slice(0, off);
		}

		// Default to a GET request
		var type = "GET";

		// If the second parameter was provided
		if ( params ) {
			// If it's a function
			if ( jQuery.isFunction( params ) ) {
				// We assume that it's the callback
				callback = params;
				params = null;

			// Otherwise, build a param string
			} else if ( typeof params === "object" ) {
				params = jQuery.param( params, jQuery.ajaxSettings.traditional );
				type = "POST";
			}
		}

		var self = this;

		// Request the remote document
		jQuery.ajax({
			url: url,
			type: type,
			dataType: "html",
			data: params,
			complete: function( res, status ) {
				// If successful, inject the HTML into all the matched elements
				if ( status === "success" || status === "notmodified" ) {
					// See if a selector was specified
					self.html( selector ?
						// Create a dummy div to hold the results
						jQuery("<div />")
							// inject the contents of the document in, removing the scripts
							// to avoid any 'Permission Denied' errors in IE
							.append(res.responseText.replace(rscript, ""))

							// Locate the specified elements
							.find(selector) :

						// If not, just inject the full result
						res.responseText );
				}

				if ( callback ) {
					self.each( callback, [res.responseText, status, res] );
				}
			}
		});

		return this;
	},

	serialize: function() {
		///	<summary>
		///		序列表表格内容为字符串。
		///	</summary>
		///	<returns type="String">序列后的结果</returns>

		return jQuery.param(this.serializeArray());
	},
	serializeArray: function() {
		///	<summary>
		///		序列化表格元素 (类似 '.serialize()' 方法) 返回 JSON 数据结构数据。
		///	</summary>
		///	<returns type="String">返回的JSON 数据结构数据。</returns>

		return this.map(function() {
			return this.elements ? jQuery.makeArray(this.elements) : this;
		})
		.filter(function() {
			return this.name && !this.disabled &&
				(this.checked || rselectTextarea.test(this.nodeName) ||
					rinput.test(this.type));
		})
		.map(function( i, elem ) {
			var val = jQuery(this).val();

			return val == null ?
				null :
				jQuery.isArray(val) ?
					jQuery.map( val, function( val, i ) {
						return { name: elem.name, value: val };
					}) :
					{ name: elem.name, value: val };
		}).get();
	}
});

// Attach a bunch of functions for handling common AJAX events
//	jQuery.each( "ajaxStart ajaxStop ajaxComplete ajaxError ajaxSuccess ajaxSend".split(" "), function( i, o ) {
//		jQuery.fn[o] = function( f ) {
//			return this.bind(o, f);
//		};
//	});

jQuery.fn["ajaxStart"] = function( f ) {
	///	<summary>
	///		AJAX 请求开始时执行函数。Ajax 事件。
	///	</summary>
	///	<param name="f" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return this.bind("ajaxStart", f);
};

jQuery.fn["ajaxStop"] = function( f ) {
	///	<summary>
	///		AJAX 请求结束时执行函数。Ajax 事件。
	///	</summary>
	///	<param name="f" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return this.bind("ajaxStop", f);
};

jQuery.fn["ajaxComplete"] = function( f ) {
	///	<summary>
	///		AJAX 请求完成时执行函数。Ajax 事件。
	///	</summary>
	///	<param name="f" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return this.bind("ajaxComplete", f);
};

jQuery.fn["ajaxError"] = function( f ) {
	///	<summary>
	///		AJAX 请求完成时执行函数。Ajax 事件。XMLHttpRequest 对象和设置作为参数传递给回调函数。
	///	</summary>
	///	<param name="f" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return this.bind("ajaxError", f);
};

jQuery.fn["ajaxSuccess"] = function( f ) {
	///	<summary>
	///		AJAX 请求成功时执行函数。Ajax 事件。XMLHttpRequest 对象和设置作为参数传递给回调函数。
	///	</summary>
	///	<param name="f" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return this.bind("ajaxSuccess", f);
};

jQuery.fn["ajaxSend"] = function( f ) {
	///	<summary>
	///		AJAX 请求发送前执行函数。Ajax 事件。XMLHttpRequest 对象和设置作为参数传递给回调函数。
	///	</summary>
	///	<param name="f" type="Function">要执行的函数</param>
	///	<returns type="jQuery" />

	return this.bind("ajaxSend", f);
};

jQuery.extend({

	get: function( url, data, callback, type ) {
		///	<summary>
		///		通过远程 HTTP GET 请求载入信息。这是一个简单的 GET 请求功能以取代复杂 $.ajax 。
		///		请求成功时可调用回调函数。如果需要在出错时执行函数，请使用 $.ajax。
		///	</summary>
		///	<param name="url" type="String">待载入页面的URL地址</param>
		///	<param name="data" optional="true" type="Map"> (可选) 待发送 Key/value 参数。</param>
		///	<param name="callback" optional="true" type="Function"> (可选) 载入成功时回调函数。</param>
		///	<param name="type" optional="true" type="String">回调函数的类型，默认有： xml, html, script, json, text, _default.</param>
		///	<returns type="XMLHttpRequest" />

		// shift arguments if data argument was omited
		if ( jQuery.isFunction( data ) ) {
			type = type || callback;
			callback = data;
			data = null;
		}

		return jQuery.ajax({
			type: "GET",
			url: url,
			data: data,
			success: callback,
			dataType: type
		});
	},

	getScript: function( url, callback ) {
		///	<summary>
		///		通过 HTTP GET 请求载入并执行一个 JavaScript 文件。
		///		jQuery 1.2 版本之前，getScript 只能调用同域 JS 文件。 1.2中，您可以跨域调用 JavaScript 文件。
		///		注意：Safari 2 或更早的版本不能在全局作用域中同步执行脚本。如果通过 getScript 加入脚本，请加入延时函数。
		///	</summary>
		///	<param name="url" type="String">待载入 JS 文件地址。</param>
		///	<param name="callback" optional="true" type="Function">(可选) 成功载入后回调函数。</param>
		///	<returns type="XMLHttpRequest" />

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

	getJSON: function( url, data, callback ) {
		///	<summary>
		///		通过 HTTP GET 请求载入 JSON 数据。
		///		在 jQuery 1.2 中，您可以通过使用JSONP 形式的回调函数来加载其他网域的JSON数据，
		///		如 "myurl?callback=?"。jQuery 将自动替换 ? 为正确的函数名，以执行回调函数。
		///		注意：此行以后的代码将在这个回调函数执行前执行。
		///	</summary>
		///	<param name="url" type="String">发送请求地址。</param>
		///	<param name="data" optional="true" type="Map"> (可选) 待发送 Key/value 参数。</param>
		///	<param name="callback" optional="true" type="Function">(可选) 载入成功时回调函数。</param>
		///	<returns type="XMLHttpRequest" />

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

	post: function( url, data, callback, type ) {
		///	<summary>
		///		通过远程 HTTP POST 请求载入信息。
		///		这是一个简单的 POST 请求功能以取代复杂 $.ajax 。请求成功时可调用回调函数。如果需要在出错时执行函数，请使用 $.ajax。
		///	</summary>
		///	<param name="url" type="String">发送请求地址。</param>
		///	<param name="data" optional="true" type="Map"> (可选) 待发送 Key/value 参数。</param>
		///	<param name="callback" optional="true" type="Function">(可选) 发送成功时回调函数。</param>
		///	<param name="type" optional="true" type="String">回调函数的数据类型，默认值有： xml, html, script, json, text, _default.</param>
		///	<returns type="XMLHttpRequest" />

		// shift arguments if data argument was omited
		if ( jQuery.isFunction( data ) ) {
			type = type || callback;
			callback = data;
			data = {};
		}

		return jQuery.ajax({
			type: "POST",
			url: url,
			data: data,
			success: callback,
			dataType: type
		});
	},

	ajaxSetup: function( settings ) {
		///	<summary>
		///		设置全局 AJAX 默认选项。
		///	</summary>
		///	<param name="settings" type="Options">选项设置。所有设置项均为可选设置。.</param>

		jQuery.extend( jQuery.ajaxSettings, settings );
	},

	ajaxSettings: {
		url: location.href,
		global: true,
		type: "GET",
		contentType: "application/x-www-form-urlencoded",
		processData: true,
		async: true,
		/*
		timeout: 0,
		data: null,
		username: null,
		password: null,
		traditional: false,
		*/
		// Create the request object; Microsoft failed to properly
		// implement the XMLHttpRequest in IE7 (can't request local files),
		// so we use the ActiveXObject when it is available
		// This function can be overriden by calling jQuery.ajaxSetup
		xhr: window.XMLHttpRequest && (window.location.protocol !== "file:" || !window.ActiveXObject) ?
			function() {
				return new window.XMLHttpRequest();
			} :
			function() {
				try {
					return new window.ActiveXObject("Microsoft.XMLHTTP");
				} catch(e) {}
			},
		accepts: {
			xml: "application/xml, text/xml",
			html: "text/html",
			script: "text/javascript, application/javascript",
			json: "application/json, text/javascript",
			text: "text/plain",
			_default: "*/*"
		}
	},

	// Last-Modified header cache for next request
	lastModified: {},
	etag: {},

	ajax: function( origSettings ) {
		///	<summary>
		///		使用HTTP请求载入一个远端页面。
		///	</summary>
		///	<private />

		var s = jQuery.extend(true, {}, jQuery.ajaxSettings, origSettings);
		
		var jsonp, status, data,
			callbackContext = origSettings && origSettings.context || s,
			type = s.type.toUpperCase();

		// convert data if not already a string
		if ( s.data && s.processData && typeof s.data !== "string" ) {
			s.data = jQuery.param( s.data, s.traditional );
		}

		// Handle JSONP Parameter Callbacks
		if ( s.dataType === "jsonp" ) {
			if ( type === "GET" ) {
				if ( !jsre.test( s.url ) ) {
					s.url += (rquery.test( s.url ) ? "&" : "?") + (s.jsonp || "callback") + "=?";
				}
			} else if ( !s.data || !jsre.test(s.data) ) {
				s.data = (s.data ? s.data + "&" : "") + (s.jsonp || "callback") + "=?";
			}
			s.dataType = "json";
		}

		// Build temporary JSONP function
		if ( s.dataType === "json" && (s.data && jsre.test(s.data) || jsre.test(s.url)) ) {
			jsonp = s.jsonpCallback || ("jsonp" + jsc++);

			// Replace the =? sequence both in the query string and the data
			if ( s.data ) {
				s.data = (s.data + "").replace(jsre, "=" + jsonp + "$1");
			}

			s.url = s.url.replace(jsre, "=" + jsonp + "$1");

			// We need to make sure
			// that a JSONP style response is executed properly
			s.dataType = "script";

			// Handle JSONP-style loading
			window[ jsonp ] = window[ jsonp ] || function( tmp ) {
				data = tmp;
				success();
				complete();
				// Garbage collect
				window[ jsonp ] = undefined;

				try {
					delete window[ jsonp ];
				} catch(e) {}

				if ( head ) {
					head.removeChild( script );
				}
			};
		}

		if ( s.dataType === "script" && s.cache === null ) {
			s.cache = false;
		}

		if ( s.cache === false && type === "GET" ) {
			var ts = now();

			// try replacing _= if it is there
			var ret = s.url.replace(rts, "$1_=" + ts + "$2");

			// if nothing was replaced, add timestamp to the end
			s.url = ret + ((ret === s.url) ? (rquery.test(s.url) ? "&" : "?") + "_=" + ts : "");
		}

		// If data is available, append data to url for get requests
		if ( s.data && type === "GET" ) {
			s.url += (rquery.test(s.url) ? "&" : "?") + s.data;
		}

		// Watch for a new set of requests
		if ( s.global && ! jQuery.active++ ) {
			jQuery.event.trigger( "ajaxStart" );
		}

		// Matches an absolute URL, and saves the domain
		var parts = rurl.exec( s.url ),
			remote = parts && (parts[1] && parts[1] !== location.protocol || parts[2] !== location.host);

		// If we're requesting a remote document
		// and trying to load JSON or Script with a GET
		if ( s.dataType === "script" && type === "GET" && remote ) {
			var head = document.getElementsByTagName("head")[0] || document.documentElement;
			var script = document.createElement("script");
			script.src = s.url;
			if ( s.scriptCharset ) {
				script.charset = s.scriptCharset;
			}

			// Handle Script loading
			if ( !jsonp ) {
				var done = false;

				// Attach handlers for all browsers
				script.onload = script.onreadystatechange = function() {
					if ( !done && (!this.readyState ||
							this.readyState === "loaded" || this.readyState === "complete") ) {
						done = true;
						success();
						complete();

						// Handle memory leak in IE
						script.onload = script.onreadystatechange = null;
						if ( head && script.parentNode ) {
							head.removeChild( script );
						}
					}
				};
			}

			// Use insertBefore instead of appendChild  to circumvent an IE6 bug.
			// This arises when a base node is used (#2709 and #4378).
			head.insertBefore( script, head.firstChild );

			// We handle everything using the script element injection
			return undefined;
		}

		var requestDone = false;

		// Create the request object
		var xhr = s.xhr();

		if ( !xhr ) {
			return;
		}

		// Open the socket
		// Passing null username, generates a login popup on Opera (#2865)
		if ( s.username ) {
			xhr.open(type, s.url, s.async, s.username, s.password);
		} else {
			xhr.open(type, s.url, s.async);
		}

		// Need an extra try/catch for cross domain requests in Firefox 3
		try {
			// Set the correct header, if data is being sent
			if ( s.data || origSettings && origSettings.contentType ) {
				xhr.setRequestHeader("Content-Type", s.contentType);
			}

			// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
			if ( s.ifModified ) {
				if ( jQuery.lastModified[s.url] ) {
					xhr.setRequestHeader("If-Modified-Since", jQuery.lastModified[s.url]);
				}

				if ( jQuery.etag[s.url] ) {
					xhr.setRequestHeader("If-None-Match", jQuery.etag[s.url]);
				}
			}

			// Set header so the called script knows that it's an XMLHttpRequest
			// Only send the header if it's not a remote XHR
			if ( !remote ) {
				xhr.setRequestHeader("X-Requested-With", "XMLHttpRequest");
			}

			// Set the Accepts header for the server, depending on the dataType
			xhr.setRequestHeader("Accept", s.dataType && s.accepts[ s.dataType ] ?
				s.accepts[ s.dataType ] + ", */*" :
				s.accepts._default );
		} catch(e) {}

		// Allow custom headers/mimetypes and early abort
		if ( s.beforeSend && s.beforeSend.call(callbackContext, xhr, s) === false ) {
			// Handle the global AJAX counter
			if ( s.global && ! --jQuery.active ) {
				jQuery.event.trigger( "ajaxStop" );
			}

			// close opended socket
			xhr.abort();
			return false;
		}

		if ( s.global ) {
			trigger("ajaxSend", [xhr, s]);
		}

		// Wait for a response to come back
		var onreadystatechange = xhr.onreadystatechange = function( isTimeout ) {
			// The request was aborted
			if ( !xhr || xhr.readyState === 0 || isTimeout === "abort" ) {
				// Opera doesn't call onreadystatechange before this point
				// so we simulate the call
				if ( !requestDone ) {
					complete();
				}

				requestDone = true;
				if ( xhr ) {
					xhr.onreadystatechange = jQuery.noop;
				}

			// The transfer is complete and the data is available, or the request timed out
			} else if ( !requestDone && xhr && (xhr.readyState === 4 || isTimeout === "timeout") ) {
				requestDone = true;
				xhr.onreadystatechange = jQuery.noop;

				status = isTimeout === "timeout" ?
					"timeout" :
					!jQuery.httpSuccess( xhr ) ?
						"error" :
						s.ifModified && jQuery.httpNotModified( xhr, s.url ) ?
							"notmodified" :
							"success";

				var errMsg;

				if ( status === "success" ) {
					// Watch for, and catch, XML document parse errors
					try {
						// process the data (runs the xml through httpData regardless of callback)
						data = jQuery.httpData( xhr, s.dataType, s );
					} catch(err) {
						status = "parsererror";
						errMsg = err;
					}
				}

				// Make sure that the request was successful or notmodified
				if ( status === "success" || status === "notmodified" ) {
					// JSONP handles its own success callback
					if ( !jsonp ) {
						success();
					}
				} else {
					jQuery.handleError(s, xhr, status, errMsg);
				}

				// Fire the complete handlers
				complete();

				if ( isTimeout === "timeout" ) {
					xhr.abort();
				}

				// Stop memory leaks
				if ( s.async ) {
					xhr = null;
				}
			}
		};

		// Override the abort handler, if we can (IE doesn't allow it, but that's OK)
		// Opera doesn't fire onreadystatechange at all on abort
		try {
			var oldAbort = xhr.abort;
			xhr.abort = function() {
				if ( xhr ) {
					oldAbort.call( xhr );
				}

				onreadystatechange( "abort" );
			};
		} catch(e) { }

		// Timeout checker
		if ( s.async && s.timeout > 0 ) {
			setTimeout(function() {
				// Check to see if the request is still happening
				if ( xhr && !requestDone ) {
					onreadystatechange( "timeout" );
				}
			}, s.timeout);
		}

		// Send the data
		try {
			xhr.send( type === "POST" || type === "PUT" || type === "DELETE" ? s.data : null );
		} catch(e) {
			jQuery.handleError(s, xhr, null, e);
			// Fire the complete handlers
			complete();
		}

		// firefox 1.5 doesn't fire statechange for sync requests
		if ( !s.async ) {
			onreadystatechange();
		}

		function success() {
			// If a local callback was specified, fire it and pass it the data
			if ( s.success ) {
				s.success.call( callbackContext, data, status, xhr );
			}

			// Fire the global callback
			if ( s.global ) {
				trigger( "ajaxSuccess", [xhr, s] );
			}
		}

		function complete() {
			// Process result
			if ( s.complete ) {
				s.complete.call( callbackContext, xhr, status);
			}

			// The request was completed
			if ( s.global ) {
				trigger( "ajaxComplete", [xhr, s] );
			}

			// Handle the global AJAX counter
			if ( s.global && ! --jQuery.active ) {
				jQuery.event.trigger( "ajaxStop" );
			}
		}
		
		function trigger(type, args) {
			(s.context ? jQuery(s.context) : jQuery.event).trigger(type, args);
		}

		// return XMLHttpRequest to allow aborting the request etc.
		return xhr;
	},

	handleError: function( s, xhr, status, e ) {
		///	<summary>
		///		This method is internal.
		///	</summary>
		///	<private />

		// If a local callback was specified, fire it
		if ( s.error ) {
			s.error.call( s.context || s, xhr, status, e );
		}

		// Fire the global callback
		if ( s.global ) {
			(s.context ? jQuery(s.context) : jQuery.event).trigger( "ajaxError", [xhr, s, e] );
		}
	},

	// Counter for holding the number of active queries
	active: 0,

	// Determines if an XMLHttpRequest was successful or not
	httpSuccess: function( xhr ) {
		///	<summary>
		///		This method is internal.
		///	</summary>
		///	<private />

		try {
			// IE error sometimes returns 1223 when it should be 204 so treat it as success, see #1450
			return !xhr.status && location.protocol === "file:" ||
				// Opera returns 0 when status is 304
				( xhr.status >= 200 && xhr.status < 300 ) ||
				xhr.status === 304 || xhr.status === 1223 || xhr.status === 0;
		} catch(e) {}

		return false;
	},

	// Determines if an XMLHttpRequest returns NotModified
	httpNotModified: function( xhr, url ) {
		///	<summary>
		///		This method is internal.
		///	</summary>
		///	<private />

		var lastModified = xhr.getResponseHeader("Last-Modified"),
			etag = xhr.getResponseHeader("Etag");

		if ( lastModified ) {
			jQuery.lastModified[url] = lastModified;
		}

		if ( etag ) {
			jQuery.etag[url] = etag;
		}

		// Opera returns 0 when status is 304
		return xhr.status === 304 || xhr.status === 0;
	},

	httpData: function( xhr, type, s ) {
		///	<summary>
		///		This method is internal.
		///	</summary>
		///	<private />

		var ct = xhr.getResponseHeader("content-type") || "",
			xml = type === "xml" || !type && ct.indexOf("xml") >= 0,
			data = xml ? xhr.responseXML : xhr.responseText;

		if ( xml && data.documentElement.nodeName === "parsererror" ) {
			jQuery.error( "parsererror" );
		}

		// Allow a pre-filtering function to sanitize the response
		// s is checked to keep backwards compatibility
		if ( s && s.dataFilter ) {
			data = s.dataFilter( data, type );
		}

		// The filter can actually parse the response
		if ( typeof data === "string" ) {
			// Get the JavaScript object, if JSON is used.
			if ( type === "json" || !type && ct.indexOf("json") >= 0 ) {
				data = jQuery.parseJSON( data );

			// If the type is "script", eval it in global context
			} else if ( type === "script" || !type && ct.indexOf("javascript") >= 0 ) {
				jQuery.globalEval( data );
			}
		}

		return data;
	},

	// Serialize an array of form elements or a set of
	// key/values into a query string
	param: function( a, traditional ) {
		///	<summary>
		///		将表单元素数组或者对象序列化。是.serialize()的核心方法。
		///		在jQuery 1.3中，如果传递的参数是一个函数，那么用.param()会得到这个函数的返回值，而不是把这个函数作为一个字符串来返回。 
		///		在jQuery 1.4中，.param()会深度递归一个对象来满足现在脚本语言和框架，比如PHP， Ruby on Rails等。你可以通过jQuery.ajaxSettings.traditional = true; 来全局得禁用这个功能。 
		///		注意：因为有些框架在解析序列化数字的时候能力有限，所以当传递一些含有嵌套对象、数组的对象作为参数时，请务必小心！ 
		///		在jQuery 1.4中，HTML5的input元素也会被序列化。
		///	</summary>
		///	<param name="a" type="Object">
		///		数组或jQuery对象会按照name/value对进行序列化，普通对象按照key/value对进行序列化。
		///	</param>
		///	<param name="traditional" type="Boolean">
		///		(可选)是否使用传统的方式浅层序列化。
		///	</param>
		///	<returns type="String" />

		var s = [];
		
		// Set traditional to true for jQuery <= 1.3.2 behavior.
		if ( traditional === undefined ) {
			traditional = jQuery.ajaxSettings.traditional;
		}
		
		// If an array was passed in, assume that it is an array of form elements.
		if ( jQuery.isArray(a) || a.jquery ) {
			// 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 ( var prefix in a ) {
				buildParams( prefix, a[prefix] );
			}
		}

		// Return the resulting serialization
		return s.join("&").replace(r20, "+");

		function buildParams( prefix, obj ) {
			if ( jQuery.isArray(obj) ) {
				// Serialize array item.
				jQuery.each( obj, function( i, v ) {
					if ( traditional ) {
						// Treat each array item as a scalar.
						add( prefix, v );
					} else {
						// If array item is non-scalar (array or object), encode its
						// numeric index to resolve deserialization ambiguity issues.
						// Note that rack (as of 1.0.0) can't currently deserialize
						// nested arrays properly, and attempting to do so may cause
						// a server error. Possible fixes are to modify rack's
						// deserialization algorithm or to provide an option or flag
						// to force array serialization to be shallow.
						buildParams( prefix + "[" + ( typeof v === "object" || jQuery.isArray(v) ? i : "" ) + "]", v );
					}
				});
					
			} else if ( !traditional && obj != null && typeof obj === "object" ) {
				// Serialize object item.
				jQuery.each( obj, function( k, v ) {
					buildParams( prefix + "[" + k + "]", v );
				});
					
			} else {
				// Serialize scalar item.
				add( prefix, obj );
			}
		}

		function add( key, value ) {
			// If value is a function, invoke it and return its value
			value = jQuery.isFunction(value) ? value() : value;
			s[ s.length ] = encodeURIComponent(key) + "=" + encodeURIComponent(value);
		}
	}
});
var elemdisplay = {},
	rfxtypes = /toggle|show|hide/,
	rfxnum = /^([+-]=)?([\d+-.]+)(.*)$/,
	timerId,
	fxAttrs = [
		// height animations
		[ "height", "marginTop", "marginBottom", "paddingTop", "paddingBottom" ],
		// width animations
		[ "width", "marginLeft", "marginRight", "paddingLeft", "paddingRight" ],
		// opacity animations
		[ "opacity" ]
	];

jQuery.fn.extend({
	show: function( speed, callback ) {
		///	<summary>
		///		以优雅的动画显示所有匹配的元素，并在显示完成后可选地触发一个回调函数。
		///	</summary>
		///	<param name="speed" type="String">三种预定速度之一的字符串("slow", "normal", or "fast")或表示动画时长的毫秒数值(如：1000)</param>
		///	<param name="callback" optional="true" type="Function">在动画完成时执行的函数，每个元素执行一次。</param>
		///	<returns type="jQuery" />

		if ( speed || speed === 0) {
			return this.animate( genFx("show", 3), speed, callback);

		} else {
			for ( var i = 0, l = this.length; i < l; i++ ) {
				var old = jQuery.data(this[i], "olddisplay");

				this[i].style.display = old || "";

				if ( jQuery.css(this[i], "display") === "none" ) {
					var nodeName = this[i].nodeName, display;

					if ( elemdisplay[ nodeName ] ) {
						display = elemdisplay[ nodeName ];

					} else {
						var elem = jQuery("<" + nodeName + " />").appendTo("body");

						display = elem.css("display");

						if ( display === "none" ) {
							display = "block";
						}

						elem.remove();

						elemdisplay[ nodeName ] = display;
					}

					jQuery.data(this[i], "olddisplay", display);
				}
			}

			// Set the display of the elements in a second loop
			// to avoid the constant reflow
			for ( var j = 0, k = this.length; j < k; j++ ) {
				this[j].style.display = jQuery.data(this[j], "olddisplay") || "";
			}

			return this;
		}
	},

	hide: function( speed, callback ) {
		///	<summary>
		///		以优雅的动画隐藏所有匹配的元素，并在显示完成后可选地触发一个回调函数。
		///	</summary>
		///	<param name="speed" type="String">三种预定速度之一的字符串("slow", "normal", or "fast")或表示动画时长的毫秒数值(如：1000) </param>
		///	<param name="callback" optional="true" type="Function">在动画完成时执行的函数，每个元素执行一次。</param>
		///	<returns type="jQuery" />

		if ( speed || speed === 0 ) {
			return this.animate( genFx("hide", 3), speed, callback);

		} else {
			for ( var i = 0, l = this.length; i < l; i++ ) {
				var old = jQuery.data(this[i], "olddisplay");
				if ( !old && old !== "none" ) {
					jQuery.data(this[i], "olddisplay", jQuery.css(this[i], "display"));
				}
			}

			// Set the display of the elements in a second loop
			// to avoid the constant reflow
			for ( var j = 0, k = this.length; j < k; j++ ) {
				this[j].style.display = "none";
			}

			return this;
		}
	},

	// Save the old toggle function
	_toggle: jQuery.fn.toggle,

	toggle: function( fn, fn2 ) {
		///	<summary>
		///		接受两个函数，在第奇数次点击是调用函数一，第偶数次点击时调用函数二。
		///		用于需要比较复杂的状态切换的场合。
		///	</summary>
		///	<returns type="jQuery" />

		var bool = typeof fn === "boolean";

		if ( jQuery.isFunction(fn) && jQuery.isFunction(fn2) ) {
			this._toggle.apply( this, arguments );

		} else if ( fn == null || bool ) {
			this.each(function() {
				var state = bool ? fn : jQuery(this).is(":hidden");
				jQuery(this)[ state ? "show" : "hide" ]();
			});

		} else {
			this.animate(genFx("toggle", 3), fn, fn2);
		}

		return this;
	},

	fadeTo: function( speed, to, callback ) {
		///	<summary>
		///		通过不透明度的变化来实现所有匹配元素的淡出效果，并在动画完成后可选地触发一个回调函数。
		///		这个动画只调整元素的不透明度，也就是说所有匹配的元素的高度和宽度不会发生变化。
		///	</summary>
		///	<param name="speed" type="String">三种预定速度之一的字符串("slow", "normal", or "fast")或表示动画时长的毫秒数值(如：1000)</param>
		///	<param name="to" type="Float">要达到的目标透明度</param>
		///	<param name="callback" optional="true" type="Function">(可选) 在动画完成时执行的函数</param>
		///	<returns type="jQuery" />

		return this.filter(":hidden").css("opacity", 0).show().end()
					.animate({opacity: to}, speed, callback);
	},

	animate: function( prop, speed, easing, callback ) {
		///	<summary>
		///		用于创建自定义动画的函数。
		///		这个函数的关键在于指定动画形式及结果样式属性对象。这个对象中每个属性都表示一个可以变化的样式属性（如“height”、“top”或“opacity”）。
		///		注意：所有指定的属性必须用骆驼形式，比如用marginLeft代替margin-left.
		///		而每个属性的值表示这个样式属性到多少时动画结束。如果是一个数值，样式属性就会从当前的值渐变到指定的值。
		///		如果使用的是“hide”、“show”或“toggle”这样的字符串值，则会为该属性调用默认的动画形式。
		///		在 jQuery 1.2 中，你可以使用 em 和 % 单位。另外，在 jQuery 1.2 中，你可以通过在属性值前面指定 "+=" 或 "-=" 来让元素做相对运动。
		///	</summary>
		///	<param name="prop" type="Options">一组包含作为动画属性和终值的样式属性和及其值的集合</param>
		///	<param name="speed" optional="true" type="String">(可选) 三种预定速度之一的字符串("slow", "normal", or "fast")或表示动画时长的毫秒数值(如：1000)</param>
		///	<param name="easing" optional="true" type="String"> (可选) 要使用的擦除效果的名称(需要插件支持).默认jQuery提供"linear" 和 "swing".</param>
		///	<param name="callback" optional="true" type="Function"> (可选) 在动画完成时执行的函数</param>
		///	<returns type="jQuery" />

		var optall = jQuery.speed(speed, easing, callback);

		if ( jQuery.isEmptyObject( prop ) ) {
			return this.each( optall.complete );
		}

		return this[ optall.queue === false ? "each" : "queue" ](function() {
			var opt = jQuery.extend({}, optall), p,
				hidden = this.nodeType === 1 && jQuery(this).is(":hidden"),
				self = this;

			for ( p in prop ) {
				var name = p.replace(rdashAlpha, fcamelCase);

				if ( p !== name ) {
					prop[ name ] = prop[ p ];
					delete prop[ p ];
					p = name;
				}

				if ( prop[p] === "hide" && hidden || prop[p] === "show" && !hidden ) {
					return opt.complete.call(this);
				}

				if ( ( p === "height" || p === "width" ) && this.style ) {
					// Store display property
					opt.display = jQuery.css(this, "display");

					// Make sure that nothing sneaks out
					opt.overflow = this.style.overflow;
				}

				if ( jQuery.isArray( prop[p] ) ) {
					// Create (if needed) and add to specialEasing
					(opt.specialEasing = opt.specialEasing || {})[p] = prop[p][1];
					prop[p] = prop[p][0];
				}
			}

			if ( opt.overflow != null ) {
				this.style.overflow = "hidden";
			}

			opt.curAnim = jQuery.extend({}, prop);

			jQuery.each( prop, function( name, val ) {
				var e = new jQuery.fx( self, opt, name );

				if ( rfxtypes.test(val) ) {
					e[ val === "toggle" ? hidden ? "show" : "hide" : val ]( prop );

				} else {
					var parts = rfxnum.exec(val),
						start = e.cur(true) || 0;

					if ( parts ) {
						var end = parseFloat( parts[2] ),
							unit = parts[3] || "px";

						// We need to compute starting value
						if ( unit !== "px" ) {
							self.style[ name ] = (end || 1) + unit;
							start = ((end || 1) / e.cur(true)) * start;
							self.style[ name ] = start + unit;
						}

						// If a +=/-= token was provided, we're doing a relative animation
						if ( parts[1] ) {
							end = ((parts[1] === "-=" ? -1 : 1) * end) + start;
						}

						e.custom( start, end, unit );

					} else {
						e.custom( start, val, "" );
					}
				}
			});

			// For JS strict compliance
			return true;
		});
	},

	stop: function( clearQueue, gotoEnd ) {
		///	<summary>
		///		停止所有在指定元素上正在运行的动画。如果队列中有等待执行的动画，他们将被马上执行
		///	</summary>
		///	<param name="clearQueue" optional="true" type="Boolean">True就清楚所有被停止的动画</param>
		///	<param name="gotoEnd" optional="true" type="Boolean">True就把元素的值放到动画的结尾</param>
		///	<returns type="jQuery" />

		var timers = jQuery.timers;

		if ( clearQueue ) {
			this.queue([]);
		}

		this.each(function() {
			// go in reverse order so anything added to the queue during the loop is ignored
			for ( var i = timers.length - 1; i >= 0; i-- ) {
				if ( timers[i].elem === this ) {
					if (gotoEnd) {
						// force the next step to be the last
						timers[i](true);
					}

					timers.splice(i, 1);
				}
			}
		});

		// start the next in the queue if the last step wasn't forced
		if ( !gotoEnd ) {
			this.dequeue();
		}

		return this;
	}

});

// Generate shortcuts for custom animations
//	jQuery.each({
//		slideDown: genFx("show", 1),
//		slideUp: genFx("hide", 1),
//		slideToggle: genFx("toggle", 1),
//		fadeIn: { opacity: "show" },
//		fadeOut: { opacity: "hide" }
//	}, function( name, props ) {
//		jQuery.fn[ name ] = function( speed, callback ) {
//			return this.animate( props, speed, callback );
//		};
//	});

jQuery.fn[ "slideDown" ] = function( speed, callback ) {
	///	<summary>
	///		调整所有匹配元素的高度来展现它们。
	///	</summary>
	///	<param name="speed" type="String">三种预定速度之一的字符串("slow", "normal", or "fast")或表示动画时长的毫秒数值(如：1000)</param>
	///	<param name="callback" optional="true" type="Function">(可选) 在动画完成时执行的函数，每个元素执行一次。</param>
	///	<returns type="jQuery" />

	return this.animate( genFx("show", 1), speed, callback );
};

jQuery.fn[ "slideUp" ] = function( speed, callback ) {
	///	<summary>
	///		调整所有匹配元素的高度来隐藏它们。
	///	</summary>
	///	<param name="speed" type="String">三种预定速度之一的字符串("slow", "normal", or "fast")或表示动画时长的毫秒数值(如：1000)</param>
	///	<param name="callback" optional="true" type="Function">(可选) 在动画完成时执行的函数，每个元素执行一次。</param>
	///	<returns type="jQuery" />

	return this.animate( genFx("hide", 1), speed, callback );
};

jQuery.fn[ "slideToggle" ] = function( speed, callback ) {
	///	<summary>
	///		调整所有匹配元素的高度来切换它们的显示/隐藏状态。
	///	</summary>
	///	<param name="speed" type="String">三种预定速度之一的字符串("slow", "normal", or "fast")或表示动画时长的毫秒数值(如：1000)</param>
	///	<param name="callback" optional="true" type="Function">(可选) 在动画完成时执行的函数，每个元素执行一次。</param>
	///	<returns type="jQuery" />

	return this.animate( genFx("toggle", 1), speed, callback );
};

jQuery.fn[ "fadeIn" ] = function( speed, callback ) {
	///	<summary>
	///		调整所有匹配元素的透明度来实现渐入效果。
	///	</summary>
	///	<param name="speed" type="String">三种预定速度之一的字符串("slow", "normal", or "fast")或表示动画时长的毫秒数值(如：1000)</param>
	///	<param name="callback" optional="true" type="Function">(可选) 在动画完成时执行的函数，每个元素执行一次。</param>
	///	<returns type="jQuery" />

	return this.animate( { opacity: "show" }, speed, callback );
};

jQuery.fn[ "fadeOut" ] = function( speed, callback ) {
	///	<summary>
	///		调整所有匹配元素的透明度来实现渐出效果。
	///	</summary>
	///	<param name="speed" type="String">三种预定速度之一的字符串("slow", "normal", or "fast")或表示动画时长的毫秒数值(如：1000)</param>
	///	<param name="callback" optional="true" type="Function">(可选) 在动画完成时执行的函数，每个元素执行一次。</param>
	///	<returns type="jQuery" />

	return this.animate( { opacity: "hide" }, speed, callback );
};

jQuery.extend({
	speed: function( speed, easing, fn ) {
		///	<summary>
		///		This member is internal.
		///	</summary>
		///	<private />

		var opt = speed && typeof speed === "object" ? 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 :
			jQuery.fx.speeds[opt.duration] || jQuery.fx.speeds._default;

		// Queueing
		opt.old = opt.complete;
		opt.complete = function() {
			if ( opt.queue !== false ) {
				jQuery(this).dequeue();
			}
			if ( jQuery.isFunction( opt.old ) ) {
				opt.old.call( this );
			}
		};

		return opt;
	},

	easing: {
		linear: function( p, n, firstNum, diff ) {
			///	<summary>
			///		This member is internal.
			///	</summary>
			///	<private />

			return firstNum + diff * p;
		},
		swing: function( p, n, firstNum, diff ) {
			///	<summary>
			///		This member is internal.
			///	</summary>
			///	<private />

			return ((-Math.cos(p*Math.PI)/2) + 0.5) * diff + firstNum;
		}
	},

	timers: [],

	fx: function( elem, options, prop ) {
		///	<summary>
		///		This member is internal.
		///	</summary>
		///	<private />

		this.options = options;
		this.elem = elem;
		this.prop = prop;

		if ( !options.orig ) {
			options.orig = {};
		}
	}

});

jQuery.fx.prototype = {
	// Simple function for setting a style value
	update: function() {
		///	<summary>
		///		This member is internal.
		///	</summary>
		///	<private />

		if ( this.options.step ) {
			this.options.step.call( this.elem, this.now, this );
		}

		(jQuery.fx.step[this.prop] || jQuery.fx.step._default)( this );

		// Set display property to block for height/width animations
		if ( ( this.prop === "height" || this.prop === "width" ) && this.elem.style ) {
			this.elem.style.display = "block";
		}
	},

	// Get the current size
	cur: function( force ) {
		///	<summary>
		///		This member is internal.
		///	</summary>
		///	<private />

		if ( this.elem[this.prop] != null && (!this.elem.style || this.elem.style[this.prop] == null) ) {
			return this.elem[ this.prop ];
		}

		var r = parseFloat(jQuery.css(this.elem, this.prop, force));
		return r && r > -10000 ? r : parseFloat(jQuery.curCSS(this.elem, this.prop)) || 0;
	},

	// Start an animation from one number to another
	custom: function( from, to, unit ) {
		this.startTime = now();
		this.start = from;
		this.end = to;
		this.unit = unit || this.unit || "px";
		this.now = this.start;
		this.pos = this.state = 0;

		var self = this;
		function t( gotoEnd ) {
			return self.step(gotoEnd);
		}

		t.elem = this.elem;

		if ( t() && jQuery.timers.push(t) && !timerId ) {
			timerId = setInterval(jQuery.fx.tick, 13);
		}
	},

	// Simple 'show' function
	show: function() {
		///	<summary>
		///		显示隐藏的匹配元素。这个就是 'show( speed, [callback] )' 无动画的版本。如果选择的元素是可见的，这个方法将不会改变任何东西。
		///		无论这个元素是通过hide()方法隐藏的还是在CSS里设置了display:none;，这个方法都将有效。
		///	</summary>

		// Remember where we started, so that we can go back to it later
		this.options.orig[this.prop] = jQuery.style( this.elem, this.prop );
		this.options.show = true;

		// Begin the animation
		// Make sure that we start at a small width/height to avoid any
		// flash of content
		this.custom(this.prop === "width" || this.prop === "height" ? 1 : 0, this.cur());

		// Start by showing the element
		jQuery( this.elem ).show();
	},

	// Simple 'hide' function
	hide: function() {
		///	<summary>
		///		隐藏显示的元素这个就是 'hide( speed, [callback] )' 的无动画版。如果选择的元素是隐藏的，这个方法将不会改变任何东西。
		///	</summary>

		// Remember where we started, so that we can go back to it later
		this.options.orig[this.prop] = jQuery.style( this.elem, this.prop );
		this.options.hide = true;

		// Begin the animation
		this.custom(this.cur(), 0);
	},

	// Each step of an animation
	step: function( gotoEnd ) {
		///	<summary>
		///		This method is internal.
		///	</summary>
		///	<private />

		var t = now(), done = true;

		if ( gotoEnd || t >= this.options.duration + this.startTime ) {
			this.now = this.end;
			this.pos = this.state = 1;
			this.update();

			this.options.curAnim[ this.prop ] = true;

			for ( var i in this.options.curAnim ) {
				if ( this.options.curAnim[i] !== true ) {
					done = false;
				}
			}

			if ( done ) {
				if ( this.options.display != null ) {
					// Reset the overflow
					this.elem.style.overflow = this.options.overflow;

					// Reset the display
					var old = jQuery.data(this.elem, "olddisplay");
					this.elem.style.display = old ? old : this.options.display;

					if ( jQuery.css(this.elem, "display") === "none" ) {
						this.elem.style.display = "block";
					}
				}

				// Hide the element if the "hide" operation was done
				if ( this.options.hide ) {
					jQuery(this.elem).hide();
				}

				// Reset the properties, if the item has been hidden or shown
				if ( this.options.hide || this.options.show ) {
					for ( var p in this.options.curAnim ) {
						jQuery.style(this.elem, p, this.options.orig[p]);
					}
				}

				// Execute the complete function
				this.options.complete.call( this.elem );
			}

			return false;

		} else {
			var n = t - this.startTime;
			this.state = n / this.options.duration;

			// Perform the easing function, defaults to swing
			var specialEasing = this.options.specialEasing && this.options.specialEasing[this.prop];
			var defaultEasing = this.options.easing || (jQuery.easing.swing ? "swing" : "linear");
			this.pos = jQuery.easing[specialEasing || defaultEasing](this.state, n, 0, 1, this.options.duration);
			this.now = this.start + ((this.end - this.start) * this.pos);

			// Perform the next step of the animation
			this.update();
		}

		return true;
	}
};

jQuery.extend( jQuery.fx, {
	tick: function() {
		var timers = jQuery.timers;

		for ( var i = 0; i < timers.length; i++ ) {
			if ( !timers[i]() ) {
				timers.splice(i--, 1);
			}
		}

		if ( !timers.length ) {
			jQuery.fx.stop();
		}
	},
		
	stop: function() {
		clearInterval( timerId );
		timerId = null;
	},
	
	speeds: {
		slow: 600,
 		fast: 200,
 		// Default speed
 		_default: 400
	},

	step: {
		opacity: function( fx ) {
			jQuery.style(fx.elem, "opacity", fx.now);
		},

		_default: function( fx ) {
			if ( fx.elem.style && fx.elem.style[ fx.prop ] != null ) {
				fx.elem.style[ fx.prop ] = (fx.prop === "width" || fx.prop === "height" ? Math.max(0, fx.now) : fx.now) + fx.unit;
			} else {
				fx.elem[ fx.prop ] = fx.now;
			}
		}
	}
});

if ( jQuery.expr && jQuery.expr.filters ) {
	jQuery.expr.filters.animated = function( elem ) {
		return jQuery.grep(jQuery.timers, function( fn ) {
			return elem === fn.elem;
		}).length;
	};
}

function genFx( type, num ) {
	var obj = {};

	jQuery.each( fxAttrs.concat.apply([], fxAttrs.slice(0,num)), function() {
		obj[ this ] = type;
	});

	return obj;
}
if ( "getBoundingClientRect" in document.documentElement ) {
	jQuery.fn.offset = function( options ) {
		///	<summary>
		///		获取第一个匹配元素相对于视口（Viewport）的相对偏移。
		///		设置匹配元素相对于document对象的坐标。
		///		.offset()方法可以让我们重新设置元素的位置。这个元素的位置是相对于document对象的。如果对象原先的position样式属性是static的话，会被改成relative来实现重定位。
		///	</summary>
		///	<param name="options" type="Object">
		///		一个对象，必须包含top和left属性，作为元素的新坐标。这个参数也可以是一个返回一对坐标的函数，函数的第一个参数是元素的索引，第二个参数是当前的坐标。
		///	</param>
		///	<returns type="jQuery" />

		var elem = this[0];

		if ( options ) { 
			return this.each(function( i ) {
				jQuery.offset.setOffset( this, options, i );
			});
		}

		if ( !elem || !elem.ownerDocument ) {
			return null;
		}

		if ( elem === elem.ownerDocument.body ) {
			return jQuery.offset.bodyOffset( elem );
		}

		var box = elem.getBoundingClientRect(), doc = elem.ownerDocument, body = doc.body, docElem = doc.documentElement,
			clientTop = docElem.clientTop || body.clientTop || 0, clientLeft = docElem.clientLeft || body.clientLeft || 0,
			top  = box.top  + (self.pageYOffset || jQuery.support.boxModel && docElem.scrollTop  || body.scrollTop ) - clientTop,
			left = box.left + (self.pageXOffset || jQuery.support.boxModel && docElem.scrollLeft || body.scrollLeft) - clientLeft;

		return { top: top, left: left };
	};

} else {
	jQuery.fn.offset = function( options ) {
		///	<summary>
		///		获取第一个匹配元素相对于视口（Viewport）的相对偏移。
		///		设置匹配元素相对于document对象的坐标。
		///		.offset()方法可以让我们重新设置元素的位置。这个元素的位置是相对于document对象的。如果对象原先的position样式属性是static的话，会被改成relative来实现重定位。
		///	</summary>
		///	<param name="options" type="Object">
		///		一个对象，必须包含top和left属性，作为元素的新坐标。这个参数也可以是一个返回一对坐标的函数，函数的第一个参数是元素的索引，第二个参数是当前的坐标。
		///	</param>
		///	<returns type="jQuery" />

		var elem = this[0];

		if ( options ) { 
			return this.each(function( i ) {
				jQuery.offset.setOffset( this, options, i );
			});
		}

		if ( !elem || !elem.ownerDocument ) {
			return null;
		}

		if ( elem === elem.ownerDocument.body ) {
			return jQuery.offset.bodyOffset( elem );
		}

		jQuery.offset.initialize();

		var offsetParent = elem.offsetParent, prevOffsetParent = elem,
			doc = elem.ownerDocument, computedStyle, docElem = doc.documentElement,
			body = doc.body, defaultView = doc.defaultView,
			prevComputedStyle = defaultView ? defaultView.getComputedStyle( elem, null ) : elem.currentStyle,
			top = elem.offsetTop, left = elem.offsetLeft;

		while ( (elem = elem.parentNode) && elem !== body && elem !== docElem ) {
			if ( jQuery.offset.supportsFixedPosition && prevComputedStyle.position === "fixed" ) {
				break;
			}

			computedStyle = defaultView ? defaultView.getComputedStyle(elem, null) : elem.currentStyle;
			top  -= elem.scrollTop;
			left -= elem.scrollLeft;

			if ( elem === offsetParent ) {
				top  += elem.offsetTop;
				left += elem.offsetLeft;

				if ( jQuery.offset.doesNotAddBorder && !(jQuery.offset.doesAddBorderForTableAndCells && /^t(able|d|h)$/i.test(elem.nodeName)) ) {
					top  += parseFloat( computedStyle.borderTopWidth  ) || 0;
					left += parseFloat( computedStyle.borderLeftWidth ) || 0;
				}

				prevOffsetParent = offsetParent, offsetParent = elem.offsetParent;
			}

			if ( jQuery.offset.subtractsBorderForOverflowNotVisible && computedStyle.overflow !== "visible" ) {
				top  += parseFloat( computedStyle.borderTopWidth  ) || 0;
				left += parseFloat( computedStyle.borderLeftWidth ) || 0;
			}

			prevComputedStyle = computedStyle;
		}

		if ( prevComputedStyle.position === "relative" || prevComputedStyle.position === "static" ) {
			top  += body.offsetTop;
			left += body.offsetLeft;
		}

		if ( jQuery.offset.supportsFixedPosition && prevComputedStyle.position === "fixed" ) {
			top  += Math.max( docElem.scrollTop, body.scrollTop );
			left += Math.max( docElem.scrollLeft, body.scrollLeft );
		}

		return { top: top, left: left };
	};
}

jQuery.offset = {
	initialize: function() {
		var body = document.body, container = document.createElement("div"), innerDiv, checkDiv, table, td, bodyMarginTop = parseFloat( jQuery.curCSS(body, "marginTop", true) ) || 0,
			html = "<div style='position:absolute;top:0;left:0;margin:0;border:5px solid #000;padding:0;width:1px;height:1px;'><div></div></div><table style='position:absolute;top:0;left:0;margin:0;border:5px solid #000;padding:0;width:1px;height:1px;' cellpadding='0' cellspacing='0'><tr><td></td></tr></table>";

		jQuery.extend( container.style, { position: "absolute", top: 0, left: 0, margin: 0, border: 0, width: "1px", height: "1px", visibility: "hidden" } );

		container.innerHTML = html;
		body.insertBefore( container, body.firstChild );
		innerDiv = container.firstChild;
		checkDiv = innerDiv.firstChild;
		td = innerDiv.nextSibling.firstChild.firstChild;

		this.doesNotAddBorder = (checkDiv.offsetTop !== 5);
		this.doesAddBorderForTableAndCells = (td.offsetTop === 5);

		checkDiv.style.position = "fixed", checkDiv.style.top = "20px";
		// safari subtracts parent border width here which is 5px
		this.supportsFixedPosition = (checkDiv.offsetTop === 20 || checkDiv.offsetTop === 15);
		checkDiv.style.position = checkDiv.style.top = "";

		innerDiv.style.overflow = "hidden", innerDiv.style.position = "relative";
		this.subtractsBorderForOverflowNotVisible = (checkDiv.offsetTop === -5);

		this.doesNotIncludeMarginInBodyOffset = (body.offsetTop !== bodyMarginTop);

		body.removeChild( container );
		body = container = innerDiv = checkDiv = table = td = null;
		jQuery.offset.initialize = jQuery.noop;
	},

	bodyOffset: function( body ) {
		var top = body.offsetTop, left = body.offsetLeft;

		jQuery.offset.initialize();

		if ( jQuery.offset.doesNotIncludeMarginInBodyOffset ) {
			top  += parseFloat( jQuery.curCSS(body, "marginTop",  true) ) || 0;
			left += parseFloat( jQuery.curCSS(body, "marginLeft", true) ) || 0;
		}

		return { top: top, left: left };
	},
	
	setOffset: function( elem, options, i ) {
		// set position first, in-case top/left are set even on static elem
		if ( /static/.test( jQuery.curCSS( elem, "position" ) ) ) {
			elem.style.position = "relative";
		}
		var curElem   = jQuery( elem ),
			curOffset = curElem.offset(),
			curTop    = parseInt( jQuery.curCSS( elem, "top",  true ), 10 ) || 0,
			curLeft   = parseInt( jQuery.curCSS( elem, "left", true ), 10 ) || 0;

		if ( jQuery.isFunction( options ) ) {
			options = options.call( elem, i, curOffset );
		}

		var props = {
			top:  (options.top  - curOffset.top)  + curTop,
			left: (options.left - curOffset.left) + curLeft
		};
		
		if ( "using" in options ) {
			options.using.call( elem, props );
		} else {
			curElem.css( props );
		}
	}
};


jQuery.fn.extend({
	position: function() {
		///	<summary>
		///		得到当前元素相对于其offsetParent的offset值
		///	</summary>
		///	<returns type="Object">有 'top'和'left'值的一个对象.</returns>

		if ( !this[0] ) {
			return null;
		}

		var elem = this[0],

		// Get *real* offsetParent
		offsetParent = this.offsetParent(),

		// Get correct offsets
		offset       = this.offset(),
		parentOffset = /^body|html$/i.test(offsetParent[0].nodeName) ? { top: 0, left: 0 } : offsetParent.offset();

		// Subtract 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
		offset.top  -= parseFloat( jQuery.curCSS(elem, "marginTop",  true) ) || 0;
		offset.left -= parseFloat( jQuery.curCSS(elem, "marginLeft", true) ) || 0;

		// Add offsetParent borders
		parentOffset.top  += parseFloat( jQuery.curCSS(offsetParent[0], "borderTopWidth",  true) ) || 0;
		parentOffset.left += parseFloat( jQuery.curCSS(offsetParent[0], "borderLeftWidth", true) ) || 0;

		// Subtract the two offsets
		return {
			top:  offset.top  - parentOffset.top,
			left: offset.left - parentOffset.left
		};
	},

	offsetParent: function() {
		///	<summary>
		///		This method is internal.
		///	</summary>
		///	<private />

		return this.map(function() {
			var offsetParent = this.offsetParent || document.body;
			while ( offsetParent && (!/^body|html$/i.test(offsetParent.nodeName) && jQuery.css(offsetParent, "position") === "static") ) {
				offsetParent = offsetParent.offsetParent;
			}
			return offsetParent;
		});
	}
});


// Create scrollLeft and scrollTop methods
jQuery.each( ["Left", "Top"], function( i, name ) {
	var method = "scroll" + name;

	jQuery.fn[ method ] = function(val) {
		///	<summary>
		///		获取或设置第一个匹配元素的 scrollLeft 属性。
		///	</summary>
		///	<param name="val" type="Number" integer="true" optional="true">要设置的 scrollLeft 属性。</param>
		///	<returns type="Number" integer="true">第一个匹配元素的 scrollLeft 偏移。</returns>

		var elem = this[0], win;
		
		if ( !elem ) {
			return null;
		}

		if ( val !== undefined ) {
			// Set the scroll offset
			return this.each(function() {
				win = getWindow( this );

				if ( win ) {
					win.scrollTo(
						!i ? val : jQuery(win).scrollLeft(),
						 i ? val : jQuery(win).scrollTop()
					);

				} else {
					this[ method ] = val;
				}
			});
		} else {
			win = getWindow( elem );

			// Return the scroll offset
			return win ? ("pageXOffset" in win) ? win[ i ? "pageYOffset" : "pageXOffset" ] :
				jQuery.support.boxModel && win.document.documentElement[ method ] ||
					win.document.body[ method ] :
				elem[ method ];
		}
	};
});

// Create scrollLeft and scrollTop methods
jQuery.each( ["Left", "Top"], function( i, name ) {
	var method = "scroll" + name;

	jQuery.fn[ method ] = function(val) {
		///	<summary>
		///		获取或设置第一个匹配元素的 scrollTop 属性。
		///	</summary>
		///	<param name="val" type="Number" integer="true" optional="true">要设置的 scrollLeft 属性。</param>
		///	<returns type="Number" integer="true">第一个匹配元素的 scrollTop 偏移。</returns>

		var elem = this[0], win;
		
		if ( !elem ) {
			return null;
		}

		if ( val !== undefined ) {
			// Set the scroll offset
			return this.each(function() {
				win = getWindow( this );

				if ( win ) {
					win.scrollTo(
						!i ? val : jQuery(win).scrollLeft(),
						 i ? val : jQuery(win).scrollTop()
					);

				} else {
					this[ method ] = val;
				}
			});
		} else {
			win = getWindow( elem );

			// Return the scroll offset
			return win ? ("pageXOffset" in win) ? win[ i ? "pageYOffset" : "pageXOffset" ] :
				jQuery.support.boxModel && win.document.documentElement[ method ] ||
					win.document.body[ method ] :
				elem[ method ];
		}
	};
});

function getWindow( elem ) {
	return ("scrollTo" in elem && elem.document) ?
		elem :
		elem.nodeType === 9 ?
			elem.defaultView || elem.parentWindow :
			false;
}

// Create innerHeight, innerWidth, outerHeight and outerWidth methods
jQuery.each([ "Height" ], function( i, name ) {

	var type = name.toLowerCase();

	// innerHeight and innerWidth
	jQuery.fn["inner" + name] = function() {
		///	<summary>
		///		返回第一个匹配元素的内部高度，包括 padding 但不包括边框。
		///	</summary>
		///	<returns type="Number" integer="true">第一个匹配元素的内部高度</returns>
		return this[0] ?
			jQuery.css( this[0], type, false, "padding" ) :
			null;
	};

	// outerHeight and outerWidth
	jQuery.fn["outer" + name] = function( margin ) {
		///	<summary>
		///		返回第一个匹配元素的外部高度，包括 padding 和边框，可选 margin。
		///	</summary>
		///	<param name="margin" type="Boolean">高度是否包括 margin 值。</param>
		///	<returns type="Number" integer="true">第一个匹配元素的外部高度。</returns>
		return this[0] ?
			jQuery.css( this[0], type, false, margin ? "margin" : "border" ) :
			null;
	};

	jQuery.fn[ type ] = function( size ) {
		///	<summary>
		///		设置每个元素的CSS高度，如果没有指明单位（如 'em' 或 '%'），会自动附加 'px'。
		///		如果没有指定参数，则返回第一个匹配元素的高度。
		///		Part of CSS
		///	</summary>
		///	<returns type="jQuery" type="jQuery" />
		///	<param name="size" type="String" optional="true">
		///		要设置的CSS高度，如果没有指定，则返回第一个匹配元素的高度。
		///	</param>

		// Get window width or height
		var elem = this[0];
		if ( !elem ) {
			return size == null ? null : this;
		}
		
		if ( jQuery.isFunction( size ) ) {
			return this.each(function( i ) {
				var self = jQuery( this );
				self[ type ]( size.call( this, i, self[ type ]() ) );
			});
		}

		return ("scrollTo" in elem && elem.document) ? // does it walk and quack like a window?
			// Everyone else use document.documentElement or document.body depending on Quirks vs Standards mode
			elem.document.compatMode === "CSS1Compat" && elem.document.documentElement[ "client" + name ] ||
			elem.document.body[ "client" + name ] :

			// Get document width or height
			(elem.nodeType === 9) ? // is it a document
				// Either scroll[Width/Height] or offset[Width/Height], whichever is greater
				Math.max(
					elem.documentElement["client" + name],
					elem.body["scroll" + name], elem.documentElement["scroll" + name],
					elem.body["offset" + name], elem.documentElement["offset" + name]
				) :

				// Get or set width or height on the element
				size === undefined ?
					// Get width or height on the element
					jQuery.css( elem, type ) :

					// Set the width or height on the element (default to pixels if value is unitless)
					this.css( type, typeof size === "string" ? size : size + "px" );
	};

});

// Create innerHeight, innerWidth, outerHeight and outerWidth methods
jQuery.each([ "Width" ], function( i, name ) {

	var type = name.toLowerCase();

	// innerHeight and innerWidth
	jQuery.fn["inner" + name] = function() {
		///	<summary>
		///		返回第一个匹配元素的内部宽度，包括 padding 但不包括边框。
		///	</summary>
		///	<returns type="Number" integer="true">第一个匹配元素的内部宽度</returns>
		return this[0] ?
			jQuery.css( this[0], type, false, "padding" ) :
			null;
	};

	// outerHeight and outerWidth
	jQuery.fn["outer" + name] = function( margin ) {
		///	<summary>
		///		返回第一个匹配元素的外部宽度，包括 padding 和边框，可选 margin。
		///	</summary>
		///	<param name="margin" type="Map">宽度是否包括 margin 值。</param>
		///	<returns type="Number" integer="true">第一个匹配元素的外部宽度。</returns>

		return this[0] ?
			jQuery.css( this[0], type, false, margin ? "margin" : "border" ) :
			null;
	};

	jQuery.fn[ type ] = function( size ) {
		///	<summary>
		///		设置每个元素的CSS宽度，如果没有指明单位（如 'em' 或 '%'），会自动附加 'px'。
		///		如果没有指定参数，则返回第一个匹配元素的宽度。
		///		Part of CSS
		///	</summary>
		///	<returns type="jQuery" type="jQuery" />
		///	<param name="size" type="String" optional="true">
		///		要设置的CSS宽度，如果没有指定，则返回第一个匹配元素的宽度。
		///	</param>

		// Get window width or height
		var elem = this[0];
		if ( !elem ) {
			return size == null ? null : this;
		}
		
		if ( jQuery.isFunction( size ) ) {
			return this.each(function( i ) {
				var self = jQuery( this );
				self[ type ]( size.call( this, i, self[ type ]() ) );
			});
		}

		return ("scrollTo" in elem && elem.document) ? // does it walk and quack like a window?
			// Everyone else use document.documentElement or document.body depending on Quirks vs Standards mode
			elem.document.compatMode === "CSS1Compat" && elem.document.documentElement[ "client" + name ] ||
			elem.document.body[ "client" + name ] :

			// Get document width or height
			(elem.nodeType === 9) ? // is it a document
				// Either scroll[Width/Height] or offset[Width/Height], whichever is greater
				Math.max(
					elem.documentElement["client" + name],
					elem.body["scroll" + name], elem.documentElement["scroll" + name],
					elem.body["offset" + name], elem.documentElement["offset" + name]
				) :

				// Get or set width or height on the element
				size === undefined ?
					// Get width or height on the element
					jQuery.css( elem, type ) :

					// Set the width or height on the element (default to pixels if value is unitless)
					this.css( type, typeof size === "string" ? size : size + "px" );
	};

});

// Expose jQuery to the global object
window.jQuery = window.$ = jQuery;

})(window);
