X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Fjquery%2Fjquery.js;h=282741fd75941ea72bce48bb51688d960c7552f3;hb=2daf49296abd4fcdf526a2c2814cd24e8f3eaff0;hp=0c99d047c9857c74738353e4132374f556f17caa;hpb=c95283119c423ef2d3ff842edb2797f31aff587c;p=jquery.git

diff --git a/src/jquery/jquery.js b/src/jquery/jquery.js
index 0c99d04..282741f 100644
--- a/src/jquery/jquery.js
+++ b/src/jquery/jquery.js
@@ -21,17 +21,17 @@ window.undefined = window.undefined;
  * @cat Core
  */
 var jQuery = function(a,c) {
-
-	// Shortcut for document ready (because $(document).each() is silly)
-	if ( a && typeof a == "function" && jQuery.fn.ready && !a.nodeType && a[0] == undefined ) // Safari reports typeof on DOM NodeLists as a function
-		return jQuery(document).ready(a);
-
 	// Make sure that a selection was provided
-	a = a || jQuery.context || document;
+	a = a || document;
+	
+	// Shortcut for document ready
+	// Safari reports typeof on DOM NodeLists as a function
+	if ( typeof a == "function" && !a.nodeType && a[0] == undefined )
+		return jQuery(document)[ jQuery.fn.ready ? "ready" : "load" ]( a );
 
 	// Watch for when a jQuery object is passed as the selector
 	if ( a.jquery )
-		return jQuery( jQuery.merge( a, [] ) );
+		return jQuery( jQuery.makeArray( a ) );
 
 	// Watch for when a jQuery object is passed at the context
 	if ( c && c.jquery )
@@ -48,39 +48,30 @@ var jQuery = function(a,c) {
 	}
 
 	// Watch for when an array is passed in
-	this.get( a.constructor == Array || a.length && a != window && !a.nodeType && a[0] != undefined && a[0].nodeType ?
+	return this.setArray( a.constructor == Array || a.length && a != window && !a.nodeType && a[0] != undefined && a[0].nodeType ?
 		// Assume that it is an array of DOM Elements
-		jQuery.merge( a, [] ) :
+		jQuery.makeArray( a ) :
 
 		// Find the matching elements and save them for later
 		jQuery.find( a, c ) );
-
-	// See if an extra function was provided
-	var fn = arguments[ arguments.length - 1 ];
-
-	// If so, execute it in context
-	if ( fn && typeof fn == "function" )
-		this.each(fn);
-
-	return this;
 };
 
 // Map over the $ in case of overwrite
 if ( typeof $ != "undefined" )
 	jQuery._$ = $;
+	
+// Map the jQuery namespace to the '$' one
+var $ = jQuery;
 
 /**
- * This function accepts a string containing a CSS selector,
- * basic XPath, or raw HTML, which is then used to match a set of elements.
- * The HTML string is different from the traditional selectors in that
- * it creates the DOM elements representing that HTML string, on the fly,
- * to be (assumedly) inserted into the document later.
+ * This function accepts a string containing a CSS or
+ * basic XPath selector which is then used to match a set of elements.
  *
  * The core functionality of jQuery centers around this function.
  * Everything in jQuery is based upon this, or uses this in some way.
  * The most basic use of this function is to pass in an expression
  * (usually consisting of CSS or XPath), which then finds all matching
- * elements and remembers them for later use.
+ * elements.
  *
  * By default, $() looks for DOM elements within the context of the
  * current HTML document.
@@ -90,29 +81,36 @@ if ( typeof $ != "undefined" )
  * @before <p>one</p> <div><p>two</p></div> <p>three</p>
  * @result [ <p>two</p> ]
  *
- * @example $("<div><p>Hello</p></div>").appendTo("#body")
- * @desc Creates a div element (and all of its contents) dynamically, 
- * and appends it to the element with the ID of body. Internally, an
- * element is created and it's innerHTML property set to the given markup.
- * It is therefore both quite flexible and limited. 
+ * @example $("input:radio", document.forms[0])
+ * @desc Searches for all inputs of type radio within the first form in the document
+ *
+ * @example $("div", xml.responseXML)
+ * @desc This finds all div elements within the specified XML document.
  *
  * @name $
- * @param String expr An expression to search with, or a string of HTML to create on the fly.
+ * @param String expr An expression to search with
+ * @param Element context (optional) A DOM Element, or Document, representing the base context.
  * @cat Core
  * @type jQuery
+ * @see $(Element)
+ * @see $(Element<Array>)
  */
-
+ 
 /**
- * This function accepts a string containing a CSS selector, or
- * basic XPath, which is then used to match a set of elements with the
- * context of the specified DOM element, or document
+ * This function accepts a string of raw HTML.
  *
- * @example $("div", xml.responseXML)
- * @desc This finds all div elements within the specified XML document.
+ * The HTML string is different from the traditional selectors in that
+ * it creates the DOM elements representing that HTML string, on the fly,
+ * to be (assumedly) inserted into the document later.
+ *
+ * @example $("<div><p>Hello</p></div>").appendTo("#body")
+ * @desc Creates a div element (and all of its contents) dynamically, 
+ * and appends it to the element with the ID of body. Internally, an
+ * element is created and it's innerHTML property set to the given markup.
+ * It is therefore both quite flexible and limited. 
  *
  * @name $
- * @param String expr An expression to search with.
- * @param Element context A DOM Element, or Document, representing the base context.
+ * @param String html A string of HTML to create on the fly.
  * @cat Core
  * @type jQuery
  */
@@ -155,6 +153,8 @@ if ( typeof $ != "undefined" )
  * technically, chainable - there really isn't much use for chaining against it.
  * You can have as many $(document).ready events on your page as you like.
  *
+ * See ready(Function) for details about the ready event. 
+ * 
  * @example $(function(){
  *   // Document is ready
  * });
@@ -181,9 +181,6 @@ if ( typeof $ != "undefined" )
  * @type jQuery
  */
 
-// Map the jQuery namespace to the '$' one
-var $ = jQuery;
-
 jQuery.fn = jQuery.prototype = {
 	/**
 	 * The current version of jQuery.
@@ -223,6 +220,8 @@ jQuery.fn = jQuery.prototype = {
 	size: function() {
 		return this.length;
 	},
+	
+	length: 0,
 
 	/**
 	 * Access all matched elements. This serves as a backwards-compatible
@@ -251,37 +250,53 @@ jQuery.fn = jQuery.prototype = {
 	 * @param Number num Access the element in the Nth position.
 	 * @cat Core
 	 */
+	get: function( num ) {
+		return num == undefined ?
+
+			// Return a 'clean' array
+			jQuery.makeArray( this ) :
 
+			// Return just the object
+			this[num];
+	},
+	
 	/**
-	 * Set the jQuery object to an array of elements.
+	 * Set the jQuery object to an array of elements, while maintaining
+	 * the stack.
 	 *
-	 * @example $("img").get([ document.body ]);
-	 * @result $("img").get() == [ document.body ]
+	 * @example $("img").set([ document.body ]);
+	 * @result $("img").set() == [ document.body ]
 	 *
 	 * @private
-	 * @name get
+	 * @name set
 	 * @type jQuery
 	 * @param Elements elems An array of elements
 	 * @cat Core
 	 */
-	get: function( num ) {
-		// Watch for when an array (of elements) is passed in
-		if ( num && num.constructor == Array ) {
-
-			// Use a tricky hack to make the jQuery object
-			// look and feel like an array
-			this.length = 0;
-			[].push.apply( this, num );
-
-			return this;
-		} else
-			return num == undefined ?
-
-				// Return a 'clean' array
-				jQuery.merge( this, [] ) :
-
-				// Return just the object
-				this[num];
+	set: function( a ) {
+		var ret = jQuery(this);
+		ret.prevObject = this;
+		return ret.setArray( a );
+	},
+	
+	/**
+	 * Set the jQuery object to an array of elements. This operation is
+	 * completely destructive - be sure to use .set() if you wish to maintain
+	 * the jQuery stack.
+	 *
+	 * @example $("img").setArray([ document.body ]);
+	 * @result $("img").setArray() == [ document.body ]
+	 *
+	 * @private
+	 * @name setArray
+	 * @type jQuery
+	 * @param Elements elems An array of elements
+	 * @cat Core
+	 */
+	setArray: function( a ) {
+		this.length = 0;
+		[].push.apply( this, a );
+		return this;
 	},
 
 	/**
@@ -294,17 +309,12 @@ jQuery.fn = jQuery.prototype = {
 	 * argument representing the position of the element in the matched
 	 * set.
 	 *
-	 * @example $("img").each(function(){
-	 *   this.src = "test.jpg";
-	 * });
-	 * @before <img/> <img/>
-	 * @result <img src="test.jpg"/> <img src="test.jpg"/>
-	 *
 	 * @example $("img").each(function(i){
-	 *   alert( "Image #" + i + " is " + this );
+	 *   this.src = "test" + i + ".jpg";
 	 * });
-	 * @before <img/> <img/>
-	 * @result <img src="test.jpg"/> <img src="test.jpg"/>
+	 * @before <img/><img/>
+	 * @result <img src="test0.jpg"/><img src="test1.jpg"/>
+	 * @desc Iterates over two images and sets their src property
 	 *
 	 * @name each
 	 * @type jQuery
@@ -361,7 +371,8 @@ jQuery.fn = jQuery.prototype = {
 	 */
 
 	/**
-	 * Set a hash of key/value object properties to all matched elements.
+	 * Set a key/value object as properties to all matched elements.
+	 *
 	 * This serves as the best way to set a large number of properties
 	 * on all matched elements.
 	 *
@@ -371,13 +382,17 @@ jQuery.fn = jQuery.prototype = {
 	 *
 	 * @name attr
 	 * @type jQuery
-	 * @param Hash prop A set of key/value pairs to set as object properties.
+	 * @param Map properties Key/value pairs to set as object properties.
 	 * @cat DOM
 	 */
 
 	/**
 	 * Set a single property to a value, on all matched elements.
 	 *
+	 * Note that you can't set the name property of input elements in IE.
+	 * Use $(html) or .append(html) or .html(html) to create elements
+	 * on the fly including the name property.
+	 *
 	 * @example $("img").attr("src","test.jpg");
 	 * @before <img/>
 	 * @result <img src="test.jpg"/>
@@ -390,7 +405,7 @@ jQuery.fn = jQuery.prototype = {
 	 */
 	attr: function( key, value, type ) {
 		// Check to see if we're setting style values
-		return key.constructor != String || value != undefined ?
+		return typeof key != "string" || value != undefined ?
 			this.each(function(){
 				// See if we're setting a hash of styles
 				if ( value == undefined )
@@ -440,7 +455,8 @@ jQuery.fn = jQuery.prototype = {
 	 */
 
 	/**
-	 * Set a hash of key/value style properties to all matched elements.
+	 * Set a key/value object as style properties to all matched elements.
+	 *
 	 * This serves as the best way to set a large number of style properties
 	 * on all matched elements.
 	 *
@@ -450,7 +466,7 @@ jQuery.fn = jQuery.prototype = {
 	 *
 	 * @name css
 	 * @type jQuery
-	 * @param Hash prop A set of key/value pairs to set as style properties.
+	 * @param Map properties Key/value pairs to set as style properties.
 	 * @cat CSS
 	 */
 
@@ -485,12 +501,32 @@ jQuery.fn = jQuery.prototype = {
 	 * @type String
 	 * @cat DOM
 	 */
+
+	/**
+	 * Set the text contents of all matched elements. This has the same
+	 * effect as calling .html() with your specified string.
+	 *
+	 * @example $("p").text("Some new text.");
+	 * @before <p>Test Paragraph.</p>
+	 * @result <p>Some new text.</p>
+	 *
+	 * @param String val The text value to set the contents of the element to.
+	 *
+	 * @name text
+	 * @type String
+	 * @cat DOM
+	 */
 	text: function(e) {
+		// A surprisingly high number of people expect the
+		// .text() method to do this, so lets do it!
+		if ( typeof e == "string" )
+			return this.html( e );
+
 		e = e || this;
 		var t = "";
-		for ( var j = 0; j < e.length; j++ ) {
+		for ( var j = 0, el = e.length; j < el; j++ ) {
 			var r = e[j].childNodes;
-			for ( var i = 0; i < r.length; i++ )
+			for ( var i = 0, rl = r.length; i < rl; i++ )
 				if ( r[i].nodeType != 8 )
 					t += r[i].nodeType != 1 ?
 						r[i].nodeValue : jQuery.fn.text([ r[i] ]);
@@ -566,8 +602,8 @@ jQuery.fn = jQuery.prototype = {
 	},
 
 	/**
-	 * Append any number of elements to the inside of every matched elements,
-	 * generated from the provided HTML.
+	 * Append content to the inside of every matched element.
+	 *
 	 * This operation is similar to doing an appendChild to all the
 	 * specified elements, adding them into the document.
 	 *
@@ -575,40 +611,21 @@ jQuery.fn = jQuery.prototype = {
 	 * @before <p>I would like to say: </p>
 	 * @result <p>I would like to say: <b>Hello</b></p>
 	 *
-	 * @name append
-	 * @type jQuery
-	 * @param String html A string of HTML, that will be created on the fly and appended to the target.
-	 * @cat DOM/Manipulation
-	 */
-
-	/**
-	 * Append an element to the inside of all matched elements.
-	 * This operation is similar to doing an appendChild to all the
-	 * specified elements, adding them into the document.
-	 *
 	 * @example $("p").append( $("#foo")[0] );
 	 * @before <p>I would like to say: </p><b id="foo">Hello</b>
 	 * @result <p>I would like to say: <b id="foo">Hello</b></p>
 	 *
-	 * @name append
-	 * @type jQuery
-	 * @param Element elem A DOM element that will be appended.
-	 * @cat DOM/Manipulation
-	 */
-
-	/**
-	 * Append any number of elements to the inside of all matched elements.
-	 * This operation is similar to doing an appendChild to all the
-	 * specified elements, adding them into the document.
-	 *
 	 * @example $("p").append( $("b") );
 	 * @before <p>I would like to say: </p><b>Hello</b>
 	 * @result <p>I would like to say: <b>Hello</b></p>
 	 *
 	 * @name append
 	 * @type jQuery
-	 * @param Array<Element> elems An array of elements, all of which will be appended.
+	 * @param <Content> content Content to append to the target
 	 * @cat DOM/Manipulation
+	 * @see prepend(<Content>)
+	 * @see before(<Content>)
+	 * @see after(<Content>)
 	 */
 	append: function() {
 		return this.domManip(arguments, true, 1, function(a){
@@ -617,94 +634,59 @@ jQuery.fn = jQuery.prototype = {
 	},
 
 	/**
-	 * Prepend any number of elements to the inside of every matched elements,
-	 * generated from the provided HTML.
-	 * This operation is the best way to insert dynamically created elements
-	 * inside, at the beginning, of all the matched element.
+	 * Prepend content to the inside of every matched element.
+	 *
+	 * This operation is the best way to insert elements
+	 * inside, at the beginning, of all matched elements.
 	 *
 	 * @example $("p").prepend("<b>Hello</b>");
 	 * @before <p>I would like to say: </p>
 	 * @result <p><b>Hello</b>I would like to say: </p>
 	 *
-	 * @name prepend
-	 * @type jQuery
-	 * @param String html A string of HTML, that will be created on the fly and appended to the target.
-	 * @cat DOM/Manipulation
-	 */
-
-	/**
-	 * Prepend an element to the inside of all matched elements.
-	 * This operation is the best way to insert an element inside, at the
-	 * beginning, of all the matched element.
-	 *
 	 * @example $("p").prepend( $("#foo")[0] );
 	 * @before <p>I would like to say: </p><b id="foo">Hello</b>
 	 * @result <p><b id="foo">Hello</b>I would like to say: </p>
-	 *	 
-	 * @name prepend
-	 * @type jQuery
-	 * @param Element elem A DOM element that will be appended.
-	 * @cat DOM/Manipulation
-	 */
-
-	/**
-	 * Prepend any number of elements to the inside of all matched elements.
-	 * This operation is the best way to insert a set of elements inside, at the
-	 * beginning, of all the matched element.
-	 *
+	 *	
 	 * @example $("p").prepend( $("b") );
 	 * @before <p>I would like to say: </p><b>Hello</b>
 	 * @result <p><b>Hello</b>I would like to say: </p>
 	 *
 	 * @name prepend
 	 * @type jQuery
-	 * @param Array<Element> elems An array of elements, all of which will be appended.
+	 * @param <Content> content Content to prepend to the target.
 	 * @cat DOM/Manipulation
+	 * @see append(<Content>)
+	 * @see before(<Content>)
+	 * @see after(<Content>)
 	 */
 	prepend: function() {
 		return this.domManip(arguments, true, -1, function(a){
 			this.insertBefore( a, this.firstChild );
 		});
 	},
-
+	
 	/**
-	 * Insert any number of dynamically generated elements before each of the
-	 * matched elements.
+	 * Insert content before each of the matched elements.
 	 *
 	 * @example $("p").before("<b>Hello</b>");
 	 * @before <p>I would like to say: </p>
 	 * @result <b>Hello</b><p>I would like to say: </p>
 	 *
-	 * @name before
-	 * @type jQuery
-	 * @param String html A string of HTML, that will be created on the fly and appended to the target.
-	 * @cat DOM/Manipulation
-	 */
-
-	/**
-	 * Insert an element before each of the matched elements.
-	 *
 	 * @example $("p").before( $("#foo")[0] );
 	 * @before <p>I would like to say: </p><b id="foo">Hello</b>
 	 * @result <b id="foo">Hello</b><p>I would like to say: </p>
 	 *
-	 * @name before
-	 * @type jQuery
-	 * @param Element elem A DOM element that will be appended.
-	 * @cat DOM/Manipulation
-	 */
-
-	/**
-	 * Insert any number of elements before each of the matched elements.
-	 *
 	 * @example $("p").before( $("b") );
 	 * @before <p>I would like to say: </p><b>Hello</b>
 	 * @result <b>Hello</b><p>I would like to say: </p>
 	 *
 	 * @name before
 	 * @type jQuery
-	 * @param Array<Element> elems An array of elements, all of which will be appended.
+	 * @param <Content> content Content to insert before each target.
 	 * @cat DOM/Manipulation
+	 * @see append(<Content>)
+	 * @see prepend(<Content>)
+	 * @see after(<Content>)
 	 */
 	before: function() {
 		return this.domManip(arguments, false, 1, function(a){
@@ -713,43 +695,27 @@ jQuery.fn = jQuery.prototype = {
 	},
 
 	/**
-	 * Insert any number of dynamically generated elements after each of the
-	 * matched elements.
+	 * Insert content after each of the matched elements.
 	 *
 	 * @example $("p").after("<b>Hello</b>");
 	 * @before <p>I would like to say: </p>
 	 * @result <p>I would like to say: </p><b>Hello</b>
 	 *
-	 * @name after
-	 * @type jQuery
-	 * @param String html A string of HTML, that will be created on the fly and appended to the target.
-	 * @cat DOM/Manipulation
-	 */
-
-	/**
-	 * Insert an element after each of the matched elements.
-	 *
 	 * @example $("p").after( $("#foo")[0] );
 	 * @before <b id="foo">Hello</b><p>I would like to say: </p>
 	 * @result <p>I would like to say: </p><b id="foo">Hello</b>
 	 *
-	 * @name after
-	 * @type jQuery
-	 * @param Element elem A DOM element that will be appended.
-	 * @cat DOM/Manipulation
-	 */
-
-	/**
-	 * Insert any number of elements after each of the matched elements.
-	 *
 	 * @example $("p").after( $("b") );
 	 * @before <b>Hello</b><p>I would like to say: </p>
 	 * @result <p>I would like to say: </p><b>Hello</b>
 	 *
 	 * @name after
 	 * @type jQuery
-	 * @param Array<Element> elems An array of elements, all of which will be appended.
+	 * @param <Content> content Content to insert after each target.
 	 * @cat DOM/Manipulation
+	 * @see append(<Content>)
+	 * @see prepend(<Content>)
+	 * @see before(<Content>)
 	 */
 	after: function() {
 		return this.domManip(arguments, false, -1, function(a){
@@ -762,6 +728,8 @@ jQuery.fn = jQuery.prototype = {
 	 * 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.
+	 *
 	 * @example $("p").find("span").end();
 	 * @before <p><span>Hello</span>, how are you?</p>
 	 * @result $("p").find("span").end() == [ <p>...</p> ]
@@ -771,9 +739,7 @@ jQuery.fn = jQuery.prototype = {
 	 * @cat DOM/Traversing
 	 */
 	end: function() {
-		if( !(this.stack && this.stack.length) )
-			return this;
-		return this.get( this.stack.pop() );
+		return this.prevObject || jQuery([]);
 	},
 
 	/**
@@ -794,9 +760,9 @@ jQuery.fn = jQuery.prototype = {
 	 * @cat DOM/Traversing
 	 */
 	find: function(t) {
-		return this.pushStack( jQuery.map( this, function(a){
+		return this.set( jQuery.map( this, function(a){
 			return jQuery.find(t,a);
-		}), arguments );
+		}) );
 	},
 
 	/**
@@ -815,9 +781,9 @@ jQuery.fn = jQuery.prototype = {
 	 * @cat DOM/Manipulation
 	 */
 	clone: function(deep) {
-		return this.pushStack( jQuery.map( this, function(a){
+		return this.set( jQuery.map( this, function(a){
 			return a.cloneNode( deep != undefined ? deep : true );
-		}), arguments );
+		}) );
 	},
 
 	/**
@@ -830,13 +796,34 @@ jQuery.fn = jQuery.prototype = {
 	 *
 	 * @example $("p").filter(".selected")
 	 * @before <p class="selected">Hello</p><p>How are you?</p>
-	 * @result $("p").filter(".selected") == [ <p class="selected">Hello</p> ]
+	 * @result [ <p class="selected">Hello</p> ]
 	 *
 	 * @name filter
 	 * @type jQuery
 	 * @param String expr An expression to search with.
 	 * @cat DOM/Traversing
 	 */
+	 
+	/**
+	 * Removes all elements from the set of matched elements that do not
+	 * pass the specified filter. This method is used to narrow down
+	 * the results of a search.
+	 *
+	 * The elements to filter are passed as the first argument, their
+	 * index inside the set as the second.
+	 *
+	 * @example $("p").filter(function(element, index) {
+	 *   return $("ol", element).length == 0;
+	 * })
+	 * @before <p><ol><li>Hello</li></ol></p><p>How are you?</p>
+	 * @result [ <p>How are you?</p> ]
+	 * @desc Remove all elements that have a child ol element
+	 *
+	 * @name filter
+	 * @type jQuery
+	 * @param Function filter A function to use for filtering
+	 * @cat DOM/Traversing
+	 */
 
 	/**
 	 * Removes all elements from the set of matched elements that do not
@@ -849,7 +836,7 @@ jQuery.fn = jQuery.prototype = {
 	 *
 	 * @example $("p").filter([".selected", ":first"])
 	 * @before <p>Hello</p><p>Hello Again</p><p class="selected">And Again</p>
-	 * @result $("p").filter([".selected", ":first"]) == [ <p>Hello</p>, <p class="selected">And Again</p> ]
+	 * @result [ <p>Hello</p>, <p class="selected">And Again</p> ]
 	 *
 	 * @name filter
 	 * @type jQuery
@@ -857,13 +844,13 @@ jQuery.fn = jQuery.prototype = {
 	 * @cat DOM/Traversing
 	 */
 	filter: function(t) {
-		return this.pushStack(
+		return this.set(
 			t.constructor == Array &&
 			jQuery.map(this,function(a){
-				for ( var i = 0; i < t.length; i++ )
+				for ( var i = 0, tl = t.length; i < tl; i++ )
 					if ( jQuery.filter(t[i],[a]).r.length )
 						return a;
-				return false;
+				return null;
 			}) ||
 
 			t.constructor == Boolean &&
@@ -872,7 +859,7 @@ jQuery.fn = jQuery.prototype = {
 			typeof t == "function" &&
 			jQuery.grep( this, t ) ||
 
-			jQuery.filter(t,this).r, arguments );
+			jQuery.filter(t,this).r );
 	},
 
 	/**
@@ -904,9 +891,9 @@ jQuery.fn = jQuery.prototype = {
 	 * @cat DOM/Traversing
 	 */
 	not: function(t) {
-		return this.pushStack( typeof t == "string" ?
-			jQuery.filter(t,this,false).r :
-			jQuery.grep(this,function(a){ return a != t; }), arguments );
+		return this.set( typeof t == "string" ?
+			jQuery.filter(t,this,true).r :
+			jQuery.grep(this,function(a){ return a != t; }) );
 	},
 
 	/**
@@ -951,14 +938,16 @@ jQuery.fn = jQuery.prototype = {
 	 * @cat DOM/Traversing
 	 */
 	add: function(t) {
-		return this.pushStack( jQuery.merge( this, typeof t == "string" ?
-			jQuery.find(t) : t.constructor == Array ? t : [t] ), arguments );
+		return this.set( jQuery.merge(
+			this.get(), typeof t == "string" ?
+				jQuery.find(t) :
+				t.constructor == Array ? t : [t] ) );
 	},
 
 	/**
 	 * Checks the current selection against an expression and returns true,
-	 * if the selection fits the given expression. Does return false, if the
-	 * selection does not fit or the expression is not valid.
+	 * if at least one element of the selection fits the given expression.
+	 * Does return false, if no element fits or the expression is not valid.
 	 *
 	 * @example $("input[@type='checkbox']").parent().is("form")
 	 * @before <form><input type="checkbox" /></form>
@@ -985,127 +974,102 @@ jQuery.fn = jQuery.prototype = {
 	},
 	
 	/**
-	 *
-	 *
 	 * @private
 	 * @name domManip
 	 * @param Array args
-	 * @param Boolean table
-	 * @param Number int
+	 * @param Boolean table Insert TBODY in TABLEs if one is not found.
+	 * @param Number dir If dir<0, process args in reverse order.
 	 * @param Function fn The function doing the DOM manipulation.
 	 * @type jQuery
 	 * @cat Core
 	 */
 	domManip: function(args, table, dir, fn){
-		var clone = this.size() > 1;
+		var clone = this.length > 1; 
 		var a = jQuery.clean(args);
+		if ( dir < 0 )
+			a.reverse();
 
 		return this.each(function(){
 			var obj = this;
 
-			if ( table && this.nodeName.toUpperCase() == "TABLE" && a[0].nodeName.toUpperCase() != "THEAD" ) {
-				var tbody = this.getElementsByTagName("tbody");
+			if ( table && this.nodeName.toUpperCase() == "TABLE" && a[0].nodeName.toUpperCase() == "TR" )
+				obj = this.getElementsByTagName("tbody")[0] || this.appendChild(document.createElement("tbody"));
 
-				if ( !tbody.length ) {
-					obj = document.createElement("tbody");
-					this.appendChild( obj );
-				} else
-					obj = tbody[0];
-			}
+			for ( var i = 0, al = a.length; i < al; i++ )
+				fn.apply( obj, [ clone ? a[i].cloneNode(true) : a[i] ] );
 
-			for ( var i = ( dir < 0 ? a.length - 1 : 0 );
-				i != ( dir < 0 ? dir : a.length ); i += dir ) {
-					fn.apply( obj, [ clone ? a[i].cloneNode(true) : a[i] ] );
-			}
 		});
-	},
-
-	/**
-	 *
-	 *
-	 * @private
-	 * @name pushStack
-	 * @param Array a
-	 * @param Array args
-	 * @type jQuery
-	 * @cat Core
-	 */
-	pushStack: function(a,args) {
-		var fn = args && args[args.length-1];
-		var fn2 = args && args[args.length-2];
-		
-		if ( fn && fn.constructor != Function ) fn = null;
-		if ( fn2 && fn2.constructor != Function ) fn2 = null;
-
-		if ( !fn ) {
-			if ( !this.stack ) this.stack = [];
-			this.stack.push( this.get() );
-			this.get( a );
-		} else {
-			var old = this.get();
-			this.get( a );
-
-			if ( fn2 && a.length || !fn2 )
-				this.each( fn2 || fn ).get( old );
-			else
-				this.get( old ).each( fn );
-		}
-
-		return this;
 	}
 };
 
 /**
- * Extends the jQuery object itself. Can be used to add both static
- * functions and plugin methods.
+ * Extends the jQuery object itself. Can be used to add functions into
+ * the jQuery namespace and to add plugin methods (plugins).
  * 
- * @example $.fn.extend({
+ * @example jQuery.fn.extend({
  *   check: function() {
- *     this.each(function() { this.checked = true; });
+ *     return this.each(function() { this.checked = true; });
  *   ),
  *   uncheck: function() {
- *     this.each(function() { this.checked = false; });
+ *     return this.each(function() { this.checked = false; });
  *   }
  * });
  * $("input[@type=checkbox]").check();
  * $("input[@type=radio]").uncheck();
  * @desc Adds two plugin methods.
  *
- * @private
- * @name extend
- * @param Object obj
+ * @example jQuery.extend({
+ *   min: function(a, b) { return a < b ? a : b; },
+ *   max: function(a, b) { return a > b ? a : b; }
+ * });
+ * @desc Adds two functions into the jQuery namespace
+ *
+ * @name $.extend
+ * @param Object prop The object that will be merged into the jQuery object
  * @type Object
  * @cat Core
  */
 
 /**
- * Extend one object with another, returning the original,
+ * Extend one object with one or more others, returning the original,
  * modified, object. This is a great utility for simple inheritance.
  * 
  * @example var settings = { validate: false, limit: 5, name: "foo" };
  * var options = { validate: true, name: "bar" };
  * jQuery.extend(settings, options);
  * @result settings == { validate: true, limit: 5, name: "bar" }
+ * @desc Merge settings and options, modifying settings
+ *
+ * @example var defaults = { validate: false, limit: 5, name: "foo" };
+ * var options = { validate: true, name: "bar" };
+ * var settings = jQuery.extend({}, defaults, options);
+ * @result settings == { validate: true, limit: 5, name: "bar" }
+ * @desc Merge defaults and options, without modifying the defaults
  *
  * @name $.extend
- * @param Object obj The object to extend
- * @param Object prop The object that will be merged into the first.
+ * @param Object target The object to extend
+ * @param Object prop1 The object that will be merged into the first.
+ * @param Object propN (optional) More objects to merge into the first
  * @type Object
  * @cat Javascript
  */
-jQuery.extend = jQuery.fn.extend = function(obj,prop) {
-	// Watch for the case where null or undefined gets passed in by accident
-	if ( arguments.length > 1 && (prop === null || prop == undefined) )
-		return obj;
-
-	// If no property object was provided, then we're extending jQuery
-	if ( !prop ) { prop = obj; obj = this; }
-
-	// Extend the base object
-	for ( var i in prop ) obj[i] = prop[i];
+jQuery.extend = jQuery.fn.extend = function() {
+	// copy reference to target object
+	var target = arguments[0],
+		a = 1;
+
+	// extend jQuery itself if only one argument is passed
+	if ( arguments.length == 1 ) {
+		target = this;
+		a = 0;
+	}
+	var prop;
+	while (prop = arguments[a++])
+		// Extend the base object
+		for ( var i in prop ) target[i] = prop[i];
 
 	// Return the modified object
-	return obj;
+	return target;
 };
 
 jQuery.extend({
@@ -1123,7 +1087,7 @@ jQuery.extend({
 				var ret = jQuery.map(this,n);
 				if ( a && typeof a == "string" )
 					ret = jQuery.filter(a,ret).r;
-				return this.pushStack( ret, arguments );
+				return this.set( ret );
 			};
 		});
 
@@ -1131,7 +1095,7 @@ jQuery.extend({
 			jQuery.fn[ i ] = function(){
 				var a = arguments;
 				return this.each(function(){
-					for ( var j = 0; j < a.length; j++ )
+					for ( var j = 0, al = a.length; j < al; j++ )
 						jQuery(a[j])[n]( this );
 				});
 			};
@@ -1190,39 +1154,32 @@ jQuery.extend({
 	 * @type Object
 	 * @cat Javascript
 	 */
+	// args is for internal usage only
 	each: function( obj, fn, args ) {
 		if ( obj.length == undefined )
 			for ( var i in obj )
 				fn.apply( obj[i], args || [i, obj[i]] );
 		else
-			for ( var i = 0; i < obj.length; i++ )
+			for ( var i = 0, ol = obj.length; i < ol; i++ )
 				if ( fn.apply( obj[i], args || [i, obj[i]] ) === false ) break;
 		return obj;
 	},
 
 	className: {
-		add: function(o,c){
-			if (jQuery.className.has(o,c)) return;
-			o.className += ( o.className ? " " : "" ) + c;
+		add: function( elem, c ){
+			jQuery.each( c.split(/\s+/), function(i, cur){
+				if ( !jQuery.className.has( elem.className, cur ) )
+					elem.className += ( elem.className ? " " : "" ) + cur;
+			});
 		},
-		remove: function(o,c){
-			if( !c ) {
-				o.className = "";
-			} else {
-				var classes = o.className.split(" ");
-				for(var i=0; i<classes.length; i++) {
-					if(classes[i] == c) {
-						classes.splice(i, 1);
-						break;
-					}
-				}
-				o.className = classes.join(' ');
-			}
+		remove: function( elem, c ){
+            elem.className = c ?
+                jQuery.grep( elem.className.split(/\s+/), function(cur){
+				    return !jQuery.className.has( c, cur );	
+                }).join(' ') : "";
 		},
-		has: function(e,a) {
-			if ( e.className != undefined )
-				e = e.className;
-			return new RegExp("(^|\\s)" + a + "(\\s|$)").test(e);
+		has: function( classes, c ){
+			return classes && new RegExp("(^|\\s)" + c + "(\\s|$)").test( classes );
 		}
 	},
 
@@ -1244,7 +1201,7 @@ jQuery.extend({
 		if ( p == "height" || p == "width" ) {
 			var old = {}, oHeight, oWidth, d = ["Top","Bottom","Right","Left"];
 
-			for ( var i=0; i<d.length; i++ ) {
+			for ( var i = 0, dl = d.length; i < dl; i++ ) {
 				old["padding" + d[i]] = 0;
 				old["border" + d[i] + "Width"] = 0;
 			}
@@ -1293,11 +1250,6 @@ jQuery.extend({
 
 			ret = elem.style[prop];
 
-		} else if (elem.currentStyle) {
-
-			var newProp = prop.replace(/\-(\w)/g,function(m,c){return c.toUpperCase();});
-			ret = elem.currentStyle[prop] || elem.currentStyle[newProp];
-
 		} else if (document.defaultView && document.defaultView.getComputedStyle) {
 
 			if (prop == "cssFloat" || prop == "styleFloat")
@@ -1312,9 +1264,15 @@ jQuery.extend({
 				ret = 'none';
 			else
 				jQuery.swap(elem, { display: 'block' }, function() {
-					ret = document.defaultView.getComputedStyle(this,null).getPropertyValue(prop);
+				    var c = document.defaultView.getComputedStyle(this, '');
+				    ret = c && c.getPropertyValue(prop) || '';
 				});
 
+		} else if (elem.currentStyle) {
+
+			var newProp = prop.replace(/\-(\w)/g,function(m,c){return c.toUpperCase();});
+			ret = elem.currentStyle[prop] || elem.currentStyle[newProp];
+			
 		}
 
 		return ret;
@@ -1322,30 +1280,48 @@ jQuery.extend({
 	
 	clean: function(a) {
 		var r = [];
-		for ( var i = 0; i < a.length; i++ ) {
+		for ( var i = 0, al = a.length; i < al; i++ ) {
 			var arg = a[i];
 			if ( typeof arg == "string" ) { // Convert html string into DOM nodes
 				// Trim whitespace, otherwise indexOf won't work as expected
-				var s = jQuery.trim(arg), div = document.createElement("div"), wrap = [0,"",""];
+				var s = jQuery.trim(arg), s3 = s.substring(0,3), s6 = s.substring(0,6),
+					div = document.createElement("div"), wrap = [0,"",""];
 
-				if ( !s.indexOf("<opt") ) // option or optgroup
+				if ( s.substring(0,4) == "<opt" ) // option or optgroup
 					wrap = [1, "<select>", "</select>"];
-				else if ( !s.indexOf("<thead") || !s.indexOf("<tbody") )
+				else if ( s6 == "<thead" || s6 == "<tbody" || s6 == "<tfoot" )
 					wrap = [1, "<table>", "</table>"];
-				else if ( !s.indexOf("<tr") )
-					wrap = [2, "<table>", "</table>"];	// tbody auto-inserted
-				else if ( !s.indexOf("<td") || !s.indexOf("<th") )
+				else if ( s3 == "<tr" )
+					wrap = [2, "<table><tbody>", "</tbody></table>"];
+				else if ( s3 == "<td" || s3 == "<th" ) // <thead> matched above
 					wrap = [3, "<table><tbody><tr>", "</tr></tbody></table>"];
 
 				// Go to html and back, then peel off extra wrappers
 				div.innerHTML = wrap[1] + s + wrap[2];
 				while ( wrap[0]-- ) div = div.firstChild;
+				
+				// Remove IE's autoinserted <tbody> from table fragments
+				if ( jQuery.browser.msie ) {
+					var tb = null;
+					// String was a <table>, *may* have spurious <tbody>
+					if ( s6 == "<table" && s.indexOf("<tbody") < 0 ) 
+						tb = div.firstChild && div.firstChild.childNodes;
+					// String was a bare <thead> or <tfoot>
+					else if ( wrap[1] == "<table>" && s.indexOf("<tbody") < 0 )
+						tb = div.childNodes;
+					if ( tb ) {
+						for ( var n = tb.length-1; n >= 0 ; --n )
+							if ( tb[n].nodeName.toUpperCase() == "TBODY" && !tb[n].childNodes.length )
+								tb[n].parentNode.removeChild(tb[n]);
+					}
+				}
+				
 				arg = div.childNodes;
 			} 
 			
 			
 			if ( arg.length != undefined && ( (jQuery.browser.safari && typeof arg == 'function') || !arg.nodeType ) ) // Safari reports typeof on a DOM NodeList to be a function
-				for ( var n = 0; n < arg.length; n++ ) // Handles Array, jQuery, DOM NodeList collections
+				for ( var n = 0, argl = arg.length; n < argl; n++ ) // Handles Array, jQuery, DOM NodeList collections
 					r.push(arg[n]);
 			else
 				r.push(	arg.nodeType ? arg : document.createTextNode(arg.toString()) );
@@ -1353,183 +1329,7 @@ jQuery.extend({
 
 		return r;
 	},
-
-	expr: {
-		"": "m[2]== '*'||a.nodeName.toUpperCase()==m[2].toUpperCase()",
-		"#": "a.getAttribute('id')&&a.getAttribute('id')==m[2]",
-		":": {
-			// Position Checks
-			lt: "i<m[3]-0",
-			gt: "i>m[3]-0",
-			nth: "m[3]-0==i",
-			eq: "m[3]-0==i",
-			first: "i==0",
-			last: "i==r.length-1",
-			even: "i%2==0",
-			odd: "i%2",
-
-			// Child Checks
-			"nth-child": "jQuery.sibling(a,m[3]).cur",
-			"first-child": "jQuery.sibling(a,0).cur",
-			"last-child": "jQuery.sibling(a,0).last",
-			"only-child": "jQuery.sibling(a).length==1",
-
-			// Parent Checks
-			parent: "a.childNodes.length",
-			empty: "!a.childNodes.length",
-
-			// Text Check
-			contains: "jQuery.fn.text.apply([a]).indexOf(m[3])>=0",
-
-			// Visibility
-			visible: "a.type!='hidden'&&jQuery.css(a,'display')!='none'&&jQuery.css(a,'visibility')!='hidden'",
-			hidden: "a.type=='hidden'||jQuery.css(a,'display')=='none'||jQuery.css(a,'visibility')=='hidden'",
-
-			// Form attributes
-			enabled: "!a.disabled",
-			disabled: "a.disabled",
-			checked: "a.checked",
-			selected: "a.selected || jQuery.attr(a, 'selected')",
-
-			// Form elements
-			text: "a.type=='text'",
-			radio: "a.type=='radio'",
-			checkbox: "a.type=='checkbox'",
-			file: "a.type=='file'",
-			password: "a.type=='password'",
-			submit: "a.type=='submit'",
-			image: "a.type=='image'",
-			reset: "a.type=='reset'",
-			button: "a.type=='button'",
-			input: "/input|select|textarea|button/i.test(a.nodeName)"
-		},
-		".": "jQuery.className.has(a,m[2])",
-		"@": {
-			"=": "z==m[4]",
-			"!=": "z!=m[4]",
-			"^=": "z && !z.indexOf(m[4])",
-			"$=": "z && z.substr(z.length - m[4].length,m[4].length)==m[4]",
-			"*=": "z && z.indexOf(m[4])>=0",
-			"": "z"
-		},
-		"[": "jQuery.find(m[2],a).length"
-	},
-
-	token: [
-		"\\.\\.|/\\.\\.", "a.parentNode",
-		">|/", "jQuery.sibling(a.firstChild)",
-		"\\+", "jQuery.sibling(a).next",
-		"~", function(a){
-			var s = jQuery.sibling(a);
-			return s.n >= 0 ? s.slice(s.n+1) : [];
-		}
-	],
-
-	/**
-	 * @name $.find
-	 * @type Array<Element>
-	 * @private
-	 * @cat Core
-	 */
-	find: function( t, context ) {
-		// Make sure that the context is a DOM Element
-		if ( context && context.nodeType == undefined )
-			context = null;
-
-		// Set the correct context (if none is provided)
-		context = context || jQuery.context || document;
-
-		if ( t.constructor != String ) return [t];
-
-		if ( !t.indexOf("//") ) {
-			context = context.documentElement;
-			t = t.substr(2,t.length);
-		} else if ( !t.indexOf("/") ) {
-			context = context.documentElement;
-			t = t.substr(1,t.length);
-			// FIX Assume the root element is right :(
-			if ( t.indexOf("/") >= 1 )
-				t = t.substr(t.indexOf("/"),t.length);
-		}
-
-		var ret = [context];
-		var done = [];
-		var last = null;
-
-		while ( t.length > 0 && last != t ) {
-			var r = [];
-			last = t;
-
-			t = jQuery.trim(t).replace( /^\/\//i, "" );
-
-			var foundToken = false;
-
-			for ( var i = 0; i < jQuery.token.length; i += 2 ) {
-				if ( foundToken ) continue;
-
-				var re = new RegExp("^(" + jQuery.token[i] + ")");
-				var m = re.exec(t);
-
-				if ( m ) {
-					r = ret = jQuery.map( ret, jQuery.token[i+1] );
-					t = jQuery.trim( t.replace( re, "" ) );
-					foundToken = true;
-				}
-			}
-
-			if ( !foundToken ) {
-				if ( !t.indexOf(",") || !t.indexOf("|") ) {
-					if ( ret[0] == context ) ret.shift();
-					done = jQuery.merge( done, ret );
-					r = ret = [context];
-					t = " " + t.substr(1,t.length);
-				} else {
-					var re2 = /^([#.]?)([a-z0-9\\*_-]*)/i;
-					var m = re2.exec(t);
-
-					if ( m[1] == "#" ) {
-						// Ummm, should make this work in all XML docs
-						var oid = document.getElementById(m[2]);
-						r = ret = oid ? [oid] : [];
-						t = t.replace( re2, "" );
-					} else {
-						if ( !m[2] || m[1] == "." ) m[2] = "*";
-
-						for ( var i = 0; i < ret.length; i++ )
-							r = jQuery.merge( r,
-								m[2] == "*" ?
-									jQuery.getAll(ret[i]) :
-									ret[i].getElementsByTagName(m[2])
-							);
-					}
-				}
-
-			}
-
-			if ( t ) {
-				var val = jQuery.filter(t,r);
-				ret = r = val.r;
-				t = jQuery.trim(val.t);
-			}
-		}
-
-		if ( ret && ret[0] == context ) ret.shift();
-		done = jQuery.merge( done, ret );
-
-		return done;
-	},
-
-	getAll: function(o,r) {
-		r = r || [];
-		var s = o.childNodes;
-		for ( var i = 0; i < s.length; i++ )
-			if ( s[i].nodeType == 1 ) {
-				r.push( s[i] );
-				jQuery.getAll( s[i], r );
-			}
-		return r;
-	},
-
+	
 	attr: function(elem, name, value){
 		var fix = {
 			"for": "htmlFor",
@@ -1541,111 +1341,49 @@ jQuery.extend({
 			value: "value",
 			disabled: "disabled",
 			checked: "checked",
-			readonly: "readOnly"
+			readonly: "readOnly",
+			selected: "selected"
 		};
 		
 		// IE actually uses filters for opacity ... elem is actually elem.style
-		if (name == "opacity" && jQuery.browser.msie && value != undefined) {
+		if ( name == "opacity" && jQuery.browser.msie && value != undefined ) {
 			// IE has trouble with opacity if it does not have layout
-			// Would prefer to check element.hasLayout first but don't have access to the element here
-			elem['zoom'] = 1; 
-			if (value == 1) // Remove filter to avoid more IE weirdness
-				return elem["filter"] = elem["filter"].replace(/alpha\([^\)]*\)/gi,"");
-			else
-				return elem["filter"] = elem["filter"].replace(/alpha\([^\)]*\)/gi,"") + "alpha(opacity=" + value * 100 + ")";
-		} else if (name == "opacity" && jQuery.browser.msie) {
-			return elem["filter"] ? parseFloat( elem["filter"].match(/alpha\(opacity=(.*)\)/)[1] )/100 : 1;
+			// Force it by setting the zoom level
+			elem.zoom = 1; 
+
+			// Set the alpha filter to set the opacity
+			return elem.filter = elem.filter.replace(/alpha\([^\)]*\)/gi,"") +
+				( value == 1 ? "" : "alpha(opacity=" + value * 100 + ")" );
+
+		} else if ( name == "opacity" && jQuery.browser.msie ) {
+			return elem.filter ? 
+				parseFloat( elem.filter.match(/alpha\(opacity=(.*)\)/)[1] ) / 100 : 1;
 		}
 		
 		// Mozilla doesn't play well with opacity 1
-		if (name == "opacity" && jQuery.browser.mozilla && value == 1) value = 0.9999;
+		if ( name == "opacity" && jQuery.browser.mozilla && value == 1 )
+			value = 0.9999;
 
+		// Certain attributes only work when accessed via the old DOM 0 way
 		if ( fix[name] ) {
 			if ( value != undefined ) elem[fix[name]] = value;
 			return elem[fix[name]];
-		} else if( value == undefined && jQuery.browser.msie && elem.nodeName && elem.nodeName.toUpperCase() == 'FORM' && (name == 'action' || name == 'method') ) {
+
+		} else if ( value == undefined && jQuery.browser.msie && elem.nodeName && elem.nodeName.toUpperCase() == 'FORM' && (name == 'action' || name == 'method') ) {
 			return elem.getAttributeNode(name).nodeValue;
-		} else if ( elem.tagName ) { // IE elem.getAttribute passes even for style
+
+		// IE elem.getAttribute passes even for style
+		} else if ( elem.tagName ) {
 			if ( value != undefined ) elem.setAttribute( name, value );
 			return elem.getAttribute( name );
+
 		} else {
 			name = name.replace(/-([a-z])/ig,function(z,b){return b.toUpperCase();});
 			if ( value != undefined ) elem[name] = value;
 			return elem[name];
 		}
 	},
-
-	// The regular expressions that power the parsing engine
-	parse: [
-		// Match: [@value='test'], [@foo]
-		"\\[ *(@)S *([!*$^=]*) *('?\"?)(.*?)\\4 *\\]",
-
-		// Match: [div], [div p]
-		"(\\[)\s*(.*?)\s*\\]",
-
-		// Match: :contains('foo')
-		"(:)S\\(\"?'?([^\\)]*?)\"?'?\\)",
-
-		// Match: :even, :last-chlid
-		"([:.#]*)S"
-	],
-
-	filter: function(t,r,not) {
-		// Figure out if we're doing regular, or inverse, filtering
-		var g = not !== false ? jQuery.grep :
-			function(a,f) {return jQuery.grep(a,f,true);};
-
-		while ( t && /^[a-z[({<*:.#]/i.test(t) ) {
-
-			var p = jQuery.parse;
-
-			for ( var i = 0; i < p.length; i++ ) {
-		
-				// Look for, and replace, string-like sequences
-				// and finally build a regexp out of it
-				var re = new RegExp(
-					"^" + p[i].replace("S", "([a-z*_-][a-z0-9_-]*)"), "i" );
-
-				var m = re.exec( t );
-
-				if ( m ) {
-					// Re-organize the first match
-					if ( !i )
-						m = ["",m[1], m[3], m[2], m[5]];
-
-					// Remove what we just matched
-					t = t.replace( re, "" );
-
-					break;
-				}
-			}
-
-			// :not() is a special case that can be optimized by
-			// keeping it out of the expression list
-			if ( m[1] == ":" && m[2] == "not" )
-				r = jQuery.filter(m[3],r,false).r;
-
-			// Otherwise, find the expression to execute
-			else {
-				var f = jQuery.expr[m[1]];
-				if ( f.constructor != String )
-					f = jQuery.expr[m[1]][m[2]];
-
-				// Build a custom macro to enclose it
-				eval("f = function(a,i){" +
-					( m[1] == "@" ? "z=jQuery.attr(a,m[3]);" : "" ) +
-					"return " + f + "}");
-
-				// Execute it against the current filter
-				r = g( r, f );
-			}
-		}
-
-		// Return an array of filtered elements (r)
-		// and the modified expression string (t)
-		return { r: r, t: t };
-	},
-
+	
 	/**
 	 * Remove the whitespace from the beginning and end of a string.
 	 *
@@ -1661,55 +1399,23 @@ jQuery.extend({
 		return t.replace(/^\s+|\s+$/g, "");
 	},
 
-	/**
-	 * All ancestors of a given element.
-	 *
-	 * @private
-	 * @name $.parents
-	 * @type Array<Element>
-	 * @param Element elem The element to find the ancestors of.
-	 * @cat DOM/Traversing
-	 */
-	parents: function( elem ){
-		var matched = [];
-		var cur = elem.parentNode;
-		while ( cur && cur != document ) {
-			matched.push( cur );
-			cur = cur.parentNode;
-		}
-		return matched;
-	},
+	makeArray: function( a ) {
+		var r = [];
 
-	/**
-	 * All elements on a specified axis.
-	 *
-	 * @private
-	 * @name $.sibling
-	 * @type Array
-	 * @param Element elem The element to find all the siblings of (including itself).
-	 * @cat DOM/Traversing
-	 */
-	sibling: function(elem, pos, not) {
-		var elems = [];
-		
-		if(elem) {
-			var siblings = elem.parentNode.childNodes;
-			for ( var i = 0; i < siblings.length; i++ ) {
-				if ( not === true && siblings[i] == elem ) continue;
-	
-				if ( siblings[i].nodeType == 1 )
-					elems.push( siblings[i] );
-				if ( siblings[i] == elem )
-					elems.n = elems.length - 1;
-			}
-		}
+		if ( a.constructor != Array ) {
+			for ( var i = 0, al = a.length; i < al; i++ )
+				r.push( a[i] );
+		} else
+			r = a.slice( 0 );
 
-		return jQuery.extend( elems, {
-			last: elems.n == elems.length - 1,
-			cur: pos == "even" && elems.n % 2 == 0 || pos == "odd" && elems.n % 2 || elems[pos] == elem,
-			prev: elems[elems.n - 1],
-			next: elems[elems.n + 1]
-		});
+		return r;
+	},
+
+	inArray: function( b, a ) {
+		for ( var i = 0, al = a.length; i < al; i++ )
+			if ( a[i] == b )
+				return i;
+		return -1;
 	},
 
 	/**
@@ -1730,29 +1436,18 @@ jQuery.extend({
 	 * @cat Javascript
 	 */
 	merge: function(first, second) {
-		var result = [];
-
-		// Move b over to the new array (this helps to avoid
-		// StaticNodeList instances)
-		for ( var k = 0; k < first.length; k++ )
-			result[k] = first[k];
-
-		// Now check for duplicates between a and b and only
-		// add the unique items
-		for ( var i = 0; i < second.length; i++ ) {
-			var noCollision = true;
-
-			// The collision-checking process
-			for ( var j = 0; j < first.length; j++ )
-				if ( second[i] == first[j] )
-					noCollision = false;
-
-			// If the item is unique, add it
-			if ( noCollision )
-				result.push( second[i] );
+		var r = [].slice.call( first, 0 );
+
+		// Now check for duplicates between the two arrays
+		// and only add the unique items
+		for ( var i = 0, sl = second.length; i < sl; i++ ) {
+			// Check for duplicates
+			if ( jQuery.inArray( second[i], r ) == -1 )
+				// The item is unique, add it
+				first.push( second[i] );
 		}
 
-		return result;
+		return first;
 	},
 
 	/**
@@ -1784,7 +1479,7 @@ jQuery.extend({
 
 		// Go through the array, only saving the items
 		// that pass the validator function
-		for ( var i = 0; i < elems.length; i++ )
+		for ( var i = 0, el = elems.length; i < el; i++ )
 			if ( !inv && fn(elems[i],i) || inv && !fn(elems[i],i) )
 				result.push( elems[i] );
 
@@ -1826,163 +1521,30 @@ jQuery.extend({
 		if ( typeof fn == "string" )
 			fn = new Function("a","return " + fn);
 
-		var result = [];
+		var result = [], r = [];
 
 		// Go through the array, translating each of the items to their
 		// new value (or values).
-		for ( var i = 0; i < elems.length; i++ ) {
+		for ( var i = 0, el = elems.length; i < el; i++ ) {
 			var val = fn(elems[i],i);
 
 			if ( val !== null && val != undefined ) {
 				if ( val.constructor != Array ) val = [val];
-				result = jQuery.merge( result, val );
+				result = result.concat( val );
 			}
 		}
 
-		return result;
-	},
-
-	/*
-	 * A number of helper functions used for managing events.
-	 * Many of the ideas behind this code orignated from Dean Edwards' addEvent library.
-	 */
-	event: {
-
-		// Bind an event to an element
-		// Original by Dean Edwards
-		add: function(element, type, handler) {
-			// For whatever reason, IE has trouble passing the window object
-			// around, causing it to be cloned in the process
-			if ( jQuery.browser.msie && element.setInterval != undefined )
-				element = window;
-
-			// Make sure that the function being executed has a unique ID
-			if ( !handler.guid )
-				handler.guid = this.guid++;
-
-			// Init the element's event structure
-			if (!element.events)
-				element.events = {};
-
-			// Get the current list of functions bound to this event
-			var handlers = element.events[type];
-
-			// If it hasn't been initialized yet
-			if (!handlers) {
-				// Init the event handler queue
-				handlers = element.events[type] = {};
-
-				// Remember an existing handler, if it's already there
-				if (element["on" + type])
-					handlers[0] = element["on" + type];
-			}
+		var r = [ result[0] ];
 
-			// Add the function to the element's handler list
-			handlers[handler.guid] = handler;
+		check: for ( var i = 1, rl = result.length; i < rl; i++ ) {
+			for ( var j = 0; j < i; j++ )
+				if ( result[i] == r[j] )
+					continue check;
 
-			// And bind the global event handler to the element
-			element["on" + type] = this.handle;
-
-			// Remember the function in a global list (for triggering)
-			if (!this.global[type])
-				this.global[type] = [];
-			this.global[type].push( element );
-		},
-
-		guid: 1,
-		global: {},
-
-		// Detach an event or set of events from an element
-		remove: function(element, type, handler) {
-			if (element.events)
-				if (type && element.events[type])
-					if ( handler )
-						delete element.events[type][handler.guid];
-					else
-						for ( var i in element.events[type] )
-							delete element.events[type][i];
-				else
-					for ( var j in element.events )
-						this.remove( element, j );
-		},
-
-		trigger: function(type,data,element) {
-			// Clone the incoming data, if any
-			data = $.merge([], data || []);
-
-			// Handle a global trigger
-			if ( !element ) {
-				var g = this.global[type];
-				if ( g )
-					for ( var i = 0; i < g.length; i++ )
-						this.trigger( type, data, g[i] );
-
-			// Handle triggering a single element
-			} else if ( element["on" + type] ) {
-				// Pass along a fake event
-				data.unshift( this.fix({ type: type, target: element }) );
-
-				// Trigger the event
-				element["on" + type].apply( element, data );
-			}
-		},
-
-		handle: function(event) {
-			if ( typeof jQuery == "undefined" ) return false;
-
-			event = jQuery.event.fix( event || window.event || {} ); // Empty object is for triggered events with no data
-
-			// If no correct event was found, fail
-			if ( !event ) return false;
-
-			var returnValue = true;
-
-			var c = this.events[event.type];
-
-			var args = [].slice.call( arguments, 1 );
-			args.unshift( event );
-
-			for ( var j in c ) {
-				if ( c[j].apply( this, args ) === false ) {
-					event.preventDefault();
-					event.stopPropagation();
-					returnValue = false;
-				}
-			}
-
-			// Clean up added properties in IE to prevent memory leak
-			if (jQuery.browser.msie) event.target = event.preventDefault = event.stopPropagation = null;
-
-			return returnValue;
-		},
-
-		fix: function(event) {
-			// check IE
-			if(jQuery.browser.msie) {
-				// fix target property
-				event.target = event.srcElement;
-				
-			// check safari and if target is a textnode
-			} else if(jQuery.browser.safari && event.target.nodeType == 3) {
-				// target is readonly, clone the event object
-				event = jQuery.extend({}, event);
-				// get parentnode from textnode
-				event.target = event.target.parentNode;
-			}
-			
-			// fix preventDefault and stopPropagation
-			if (!event.preventDefault)
-				event.preventDefault = function() {
-					this.returnValue = false;
-				};
-				
-			if (!event.stopPropagation)
-				event.stopPropagation = function() {
-					this.cancelBubble = true;
-				};
-			
-			return event;
+			r.push( result[i] );
 		}
+
+		return r;
 	}
 });
 
@@ -1992,19 +1554,31 @@ jQuery.extend({
  * This property is available before the DOM is ready, therefore you can
  * use it to add ready events only for certain browsers.
  *
- * See <a href="http://davecardwell.co.uk/geekery/javascript/jquery/jqbrowser/">
- * jQBrowser plugin</a> for advanced browser detection:
+ * There are situations where object detections is not reliable enough, in that
+ * cases it makes sense to use browser detection. Simply try to avoid both!
+ *
+ * A combination of browser and object detection yields quite reliable results.
  *
  * @example $.browser.msie
- * @desc returns true if the current useragent is some version of microsoft's internet explorer
+ * @desc Returns true if the current useragent is some version of microsoft's internet explorer
  *
  * @example if($.browser.safari) { $( function() { alert("this is safari!"); } ); }
  * @desc Alerts "this is safari!" only for safari browsers
  *
+ * @property
  * @name $.browser
  * @type Boolean
  * @cat Javascript
  */
+ 
+/*
+ * Wheather the W3C compliant box model is being used.
+ *
+ * @property
+ * @name $.boxModel
+ * @type Boolean
+ * @cat Javascript
+ */
 new function() {
 	var b = navigator.userAgent.toLowerCase();
 
@@ -2415,6 +1989,7 @@ jQuery.macros = {
 
 		/**
 		 * Get the html contents of the first matched element.
+		 * This property is not available on XML documents.
 		 *
 		 * @example $("div").html();
 		 * @before <div><input/></div>
@@ -2427,6 +2002,7 @@ jQuery.macros = {
 
 		/**
 		 * Set the html contents of every matched element.
+		 * This property is not available on XML documents.
 		 *
 		 * @example $("div").html("<b>new stuff</b>");
 		 * @before <div><input/></div>
@@ -2629,35 +2205,7 @@ jQuery.macros = {
 		 * Get a set of elements containing the unique ancestors of the matched
 		 * set of elements (except for the root element).
 		 *
-		 * @example $("span").ancestors()
-		 * @before <html><body><div><p><span>Hello</span></p><span>Hello Again</span></div></body></html>
-		 * @result [ <body>...</body>, <div>...</div>, <p><span>Hello</span></p> ]
-		 *
-		 * @name ancestors
-		 * @type jQuery
-		 * @cat DOM/Traversing
-		 */
-
-		/**
-		 * Get a set of elements containing the unique ancestors of the matched
-		 * set of elements, and filtered by an expression.
-		 *
-		 * @example $("span").ancestors("p")
-		 * @before <html><body><div><p><span>Hello</span></p><span>Hello Again</span></div></body></html>
-		 * @result [ <p><span>Hello</span></p> ]
-		 *
-		 * @name ancestors
-		 * @type jQuery
-		 * @param String expr An expression to filter the ancestors with
-		 * @cat DOM/Traversing
-		 */
-		ancestors: jQuery.parents,
-
-		/**
-		 * Get a set of elements containing the unique ancestors of the matched
-		 * set of elements (except for the root element).
-		 *
-		 * @example $("span").ancestors()
+		 * @example $("span").parents()
 		 * @before <html><body><div><p><span>Hello</span></p><span>Hello Again</span></div></body></html>
 		 * @result [ <body>...</body>, <div>...</div>, <p><span>Hello</span></p> ]
 		 *
@@ -2670,7 +2218,7 @@ jQuery.macros = {
 		 * Get a set of elements containing the unique ancestors of the matched
 		 * set of elements, and filtered by an expression.
 		 *
-		 * @example $("span").ancestors("p")
+		 * @example $("span").parents("p")
 		 * @before <html><body><div><p><span>Hello</span></p><span>Hello Again</span></div></body></html>
 		 * @result [ <p><span>Hello</span></p> ]
 		 *
@@ -2711,7 +2259,7 @@ jQuery.macros = {
 		 * @param String expr An expression to filter the next Elements with
 		 * @cat DOM/Traversing
 		 */
-		next: "jQuery.sibling(a).next",
+		next: "jQuery.nth(a,1,'nextSibling')",
 
 		/**
 		 * Get a set of elements containing the unique previous siblings of each of the
@@ -2743,7 +2291,7 @@ jQuery.macros = {
 		 * @param String expr An expression to filter the previous Elements with
 		 * @cat DOM/Traversing
 		 */
-		prev: "jQuery.sibling(a).prev",
+		prev: "jQuery.nth(a,1,'previousSibling')",
 
 		/**
 		 * Get a set of elements containing all of the unique siblings of each of the
@@ -2771,8 +2319,7 @@ jQuery.macros = {
 		 * @param String expr An expression to filter the sibling Elements with
 		 * @cat DOM/Traversing
 		 */
-		siblings: "jQuery.sibling(a, null, true)",
-
+		siblings: "jQuery.sibling(a.parentNode.firstChild,a)",
 
 		/**
 		 * Get a set of elements containing all of the unique children of each of the
@@ -2818,6 +2365,7 @@ jQuery.macros = {
 		 * @cat DOM
 		 */
 		removeAttr: function( key ) {
+			jQuery.attr( this, key, "" );
 			this.removeAttribute( key );
 		},
 
@@ -2896,15 +2444,19 @@ jQuery.macros = {
 		},
 
 		/**
-		 * Removes the specified class from the set of matched elements.
+		 * Removes all or the specified class from the set of matched elements.
 		 *
-		 * @example $("p").removeClass("selected")
+		 * @example $("p").removeClass()
 		 * @before <p class="selected">Hello</p>
 		 * @result [ <p>Hello</p> ]
 		 *
+		 * @example $("p").removeClass("selected")
+		 * @before <p class="selected first">Hello</p>
+		 * @result [ <p class="first">Hello</p> ]
+		 *
 		 * @name removeClass
 		 * @type jQuery
-		 * @param String class A CSS class to remove from the elements
+		 * @param String class (optional) A CSS class to remove from the elements
 		 * @cat DOM
 		 */
 		removeClass: function(c){
@@ -2925,7 +2477,7 @@ jQuery.macros = {
 		 * @cat DOM
 		 */
 		toggleClass: function( c ){
-			jQuery.className[ jQuery.className.has(this,c) ? "remove" : "add" ](this,c);
+			jQuery.className[ jQuery.className.has(this,c) ? "remove" : "add" ](this, c);
 		},
 
 		/**
@@ -2974,106 +2526,8 @@ jQuery.macros = {
 		empty: function(){
 			while ( this.firstChild )
 				this.removeChild( this.firstChild );
-		},
-
-		/**
-		 * Binds a handler to a particular event (like click) for each matched element.
-		 * The event handler is passed an event object that you can use to prevent
-		 * default behaviour. To stop both default action and event bubbling, your handler
-		 * has to return false.
-		 *
-		 * @example $("p").bind( "click", function() {
-		 *   alert( $(this).text() );
-		 * } )
-		 * @before <p>Hello</p>
-		 * @result alert("Hello")
-		 *
-		 * @example $("form").bind( "submit", function() { return false; } )
-		 * @desc Cancel a default action and prevent it from bubbling by returning false
-		 * from your function.
-		 *
-		 * @example $("form").bind( "submit", function(event) {
-		 *   event.preventDefault();
-		 * } );
-		 * @desc Cancel only the default action by using the preventDefault method.
-		 *
-		 *
-		 * @example $("form").bind( "submit", function(event) {
-		 *   event.stopPropagation();
-		 * } )
-		 * @desc Stop only an event from bubbling by using the stopPropagation method.
-		 *
-		 * @name bind
-		 * @type jQuery
-		 * @param String type An event type
-		 * @param Function fn A function to bind to the event on each of the set of matched elements
-		 * @cat Events
-		 */
-		bind: function( type, fn ) {
-			jQuery.event.add( this, type, fn );
-		},
-
-		/**
-		 * The opposite of bind, removes a bound event from each of the matched
-		 * elements. You must pass the identical function that was used in the original
-		 * bind method.
-		 *
-		 * @example $("p").unbind( "click", function() { alert("Hello"); } )
-		 * @before <p onclick="alert('Hello');">Hello</p>
-		 * @result [ <p>Hello</p> ]
-		 *
-		 * @name unbind
-		 * @type jQuery
-		 * @param String type An event type
-		 * @param Function fn A function to unbind from the event on each of the set of matched elements
-		 * @cat Events
-		 */
-
-		/**
-		 * Removes all bound events of a particular type from each of the matched
-		 * elements.
-		 *
-		 * @example $("p").unbind( "click" )
-		 * @before <p onclick="alert('Hello');">Hello</p>
-		 * @result [ <p>Hello</p> ]
-		 *
-		 * @name unbind
-		 * @type jQuery
-		 * @param String type An event type
-		 * @cat Events
-		 */
-
-		/**
-		 * Removes all bound events from each of the matched elements.
-		 *
-		 * @example $("p").unbind()
-		 * @before <p onclick="alert('Hello');">Hello</p>
-		 * @result [ <p>Hello</p> ]
-		 *
-		 * @name unbind
-		 * @type jQuery
-		 * @cat Events
-		 */
-		unbind: function( type, fn ) {
-			jQuery.event.remove( this, type, fn );
-		},
-
-		/**
-		 * Trigger a type of event on every matched element.
-		 *
-		 * @example $("p").trigger("click")
-		 * @before <p click="alert('hello')">Hello</p>
-		 * @result alert('hello')
-		 *
-		 * @name trigger
-		 * @type jQuery
-		 * @param String type An event type to trigger.
-		 * @cat Events
-		 */
-		trigger: function( type, data ) {
-			jQuery.event.trigger( type, data, this );
 		}
 	}
 };
 
-jQuery.init();
+jQuery.init();
\ No newline at end of file