Changed "Hash" to "Map" in docs
[jquery.git] / src / jquery / jquery.js
index 7f7ef08..282741f 100644 (file)
@@ -21,13 +21,13 @@ window.undefined = window.undefined;
  * @cat Core
  */
 var jQuery = function(a,c) {
-
-       // Shortcut for document ready
-       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 || 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 )
@@ -48,21 +48,12 @@ var jQuery = function(a,c) {
        }
 
        // Watch for when an array is passed in
-       this.set( 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.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
@@ -229,6 +220,8 @@ jQuery.fn = jQuery.prototype = {
        size: function() {
                return this.length;
        },
+       
+       length: 0,
 
        /**
         * Access all matched elements. This serves as a backwards-compatible
@@ -268,7 +261,8 @@ jQuery.fn = jQuery.prototype = {
        },
        
        /**
-        * Set the jQuery object to an array of elements.
+        * Set the jQuery object to an array of elements, while maintaining
+        * the stack.
         *
         * @example $("img").set([ document.body ]);
         * @result $("img").set() == [ document.body ]
@@ -279,11 +273,29 @@ jQuery.fn = jQuery.prototype = {
         * @param Elements elems An array of elements
         * @cat Core
         */
-       set: function( array ) {
-               // Use a tricky hack to make the jQuery object
-               // look and feel like an array
+       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, array );
+               [].push.apply( this, a );
                return this;
        },
 
@@ -300,8 +312,8 @@ jQuery.fn = jQuery.prototype = {
         * @example $("img").each(function(i){
         *   this.src = "test" + i + ".jpg";
         * });
-        * @before <img/> <img/>
-        * @result <img src="test0.jpg"/> <img src="test1.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
@@ -359,7 +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.
         *
@@ -369,7 +382,7 @@ 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
         */
 
@@ -377,7 +390,7 @@ jQuery.fn = jQuery.prototype = {
         * 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
+        * Use $(html) or .append(html) or .html(html) to create elements
         * on the fly including the name property.
         *
         * @example $("img").attr("src","test.jpg");
@@ -442,7 +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.
         *
@@ -452,7 +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
         */
 
@@ -510,9 +524,9 @@ jQuery.fn = jQuery.prototype = {
 
                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] ]);
@@ -588,8 +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.
         *
@@ -597,40 +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){
@@ -639,94 +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){
@@ -735,43 +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){
@@ -784,6 +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> ]
@@ -793,9 +739,7 @@ jQuery.fn = jQuery.prototype = {
         * @cat DOM/Traversing
         */
        end: function() {
-               if( !(this.stack && this.stack.length) )
-                       return this;
-               return this.set( this.stack.pop() );
+               return this.prevObject || jQuery([]);
        },
 
        /**
@@ -816,9 +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 );
+               }) );
        },
 
        /**
@@ -837,9 +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 );
+               }) );
        },
 
        /**
@@ -852,13 +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
@@ -871,7 +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
@@ -879,10 +844,10 @@ 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 null;
@@ -894,7 +859,7 @@ jQuery.fn = jQuery.prototype = {
                        typeof t == "function" &&
                        jQuery.grep( this, t ) ||
 
-                       jQuery.filter(t,this).r, arguments );
+                       jQuery.filter(t,this).r );
        },
 
        /**
@@ -926,9 +891,9 @@ jQuery.fn = jQuery.prototype = {
         * @cat DOM/Traversing
         */
        not: function(t) {
-               return this.pushStack( typeof t == "string" ?
+               return this.set( typeof t == "string" ?
                        jQuery.filter(t,this,true).r :
-                       jQuery.grep(this,function(a){ return a != t; }), arguments );
+                       jQuery.grep(this,function(a){ return a != t; }) );
        },
 
        /**
@@ -973,10 +938,10 @@ jQuery.fn = jQuery.prototype = {
         * @cat DOM/Traversing
         */
        add: function(t) {
-               return this.pushStack( jQuery.merge(
+               return this.set( jQuery.merge(
                        this.get(), typeof t == "string" ?
                                jQuery.find(t) :
-                               t.constructor == Array ? t : [t] ), arguments );
+                               t.constructor == Array ? t : [t] ) );
        },
 
        /**
@@ -1030,44 +995,10 @@ jQuery.fn = jQuery.prototype = {
                        if ( table && this.nodeName.toUpperCase() == "TABLE" && a[0].nodeName.toUpperCase() == "TR" )
                                obj = this.getElementsByTagName("tbody")[0] || this.appendChild(document.createElement("tbody"));
 
-                       for ( var i=0; i < a.length; i++ )
+                       for ( var i = 0, al = a.length; i < al; i++ )
                                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.length > 1 && args[args.length-1];
-               var fn2 = args && args.length > 2 && 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.set( a );
-               } else {
-                       var old = this.get();
-                       this.set( a );
-
-                       if ( fn2 && a.length || !fn2 )
-                               this.each( fn2 || fn ).set( old );
-                       else
-                               this.set( old ).each( fn );
-               }
-
-               return this;
        }
 };
 
@@ -1156,7 +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 );
                        };
                });
 
@@ -1164,7 +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 );
                                });
                        };
@@ -1229,34 +1160,26 @@ jQuery.extend({
                        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 );
                }
        },
 
@@ -1278,7 +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;
                        }
@@ -1357,7 +1280,7 @@ 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
@@ -1398,7 +1321,7 @@ jQuery.extend({
                        
                        
                        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()) );
@@ -1406,324 +1329,7 @@ jQuery.extend({
 
                return r;
        },
-
-       nth: function(cur,result,dir){
-               result = result || 1;
-               var num = 0;
-               for ( ; cur; cur = cur[dir] ) {
-                       if ( cur.nodeType == 1 ) num++;
-                       if ( num == result || result == "even" && num % 2 == 0 && num > 1 ||
-                               result == "odd" && num % 2 == 1 ) return cur;
-               }
-       },
-
-       expr: {
-               "": "m[2]== '*'||a.nodeName.toUpperCase()==m[2].toUpperCase()",
-               "#": "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.nth(a.parentNode.firstChild,m[3],'nextSibling')==a",
-                       "first-child": "jQuery.nth(a.parentNode.firstChild,1,'nextSibling')==a",
-                       "last-child": "jQuery.nth(a.parentNode.lastChild,1,'previousSibling')==a",
-                       "only-child": "jQuery.sibling(a.parentNode.firstChild).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",
-                       _resort: function(m){
-                               return ["", m[1], m[3], m[2], m[5]];
-                       },
-                       _prefix: "z=jQuery.attr(a,m[3]);"
-               },
-               "[": "jQuery.find(m[2],a).length"
-       },
-
-       /**
-        * 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( n, elem ) {
-               var r = [];
-
-               for ( ; n; n = n.nextSibling ) {
-                       if ( n.nodeType == 1 && (!elem || n != elem) )
-                               r.push( n );
-               }
-
-               return r;
-       },
-
-       token: [
-               "\\.\\.|/\\.\\.", "a.parentNode",
-               ">|/", "jQuery.sibling(a.firstChild)",
-               "\\+", "jQuery.nth(a,2,'nextSibling')",
-               "~", function(a){
-                       var s = jQuery.sibling(a.parentNode.firstChild)
-                       return s.slice(0, jQuery.inArray(a,s));
-               }
-       ],
-
-       /**
-        * @name $.find
-        * @type Array<Element>
-        * @private
-        * @cat Core
-        */
-       find: function( t, context ) {
-               // Quickly handle non-string expressions
-               if ( typeof t != "string" )
-                       return [ t ];
-
-               // 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 || document;
-
-               // Handle the common XPath // expression
-               if ( !t.indexOf("//") ) {
-                       context = context.documentElement;
-                       t = t.substr(2,t.length);
-
-               // And the / root expression
-               } else if ( !t.indexOf("/") ) {
-                       context = context.documentElement;
-                       t = t.substr(1,t.length);
-                       if ( t.indexOf("/") >= 1 )
-                               t = t.substr(t.indexOf("/"),t.length);
-               }
-
-               // Initialize the search
-               var ret = [context], done = [], last = null;
-
-               // Continue while a selector expression exists, and while
-               // we're no longer looping upon ourselves
-               while ( t && last != t ) {
-                       var r = [];
-                       last = t;
-
-                       t = jQuery.trim(t).replace( /^\/\//i, "" );
-
-                       var foundToken = false;
-
-                       // An attempt at speeding up child selectors that
-                       // point to a specific element tag
-                       var re = /^[\/>]\s*([a-z0-9*-]+)/i;
-                       var m = re.exec(t);
-
-                       if ( m ) {
-                               // Perform our own iteration and filter
-                               for ( var i = 0; i < ret.length; i++ )
-                                       for ( var c = ret[i].firstChild; c; c = c.nextSibling )
-                                               if ( c.nodeType == 1 && ( c.nodeName == m[1].toUpperCase() || m[1] == "*" ) )
-                                                       r.push( c );
-
-                               ret = r;
-                               t = jQuery.trim( t.replace( re, "" ) );
-                               foundToken = true;
-                       } else {
-                               // Look for pre-defined expression tokens
-                               for ( var i = 0; i < jQuery.token.length; i += 2 ) {
-                                       // Attempt to match each, individual, token in
-                                       // the specified order
-                                       var re = new RegExp("^(" + jQuery.token[i] + ")");
-                                       var m = re.exec(t);
-
-                                       // If the token match was found
-                                       if ( m ) {
-                                               // Map it against the token's handler
-                                               r = ret = jQuery.map( ret, jQuery.token[i+1].constructor == Function ?
-                                                       jQuery.token[i+1] :
-                                                       function(a){ return eval(jQuery.token[i+1]); });
-
-                                               // And remove the token
-                                               t = jQuery.trim( t.replace( re, "" ) );
-                                               foundToken = true;
-                                               break;
-                                       }
-                               }
-                       }
-
-                       // See if there's still an expression, and that we haven't already
-                       // matched a token
-                       if ( t && !foundToken ) {
-                               // Handle multiple expressions
-                               if ( !t.indexOf(",") || !t.indexOf("|") ) {
-                                       // Clean teh result set
-                                       if ( ret[0] == context ) ret.shift();
-
-                                       // Merge the result sets
-                                       jQuery.merge( done, ret );
-
-                                       // Reset the context
-                                       r = ret = [context];
-
-                                       // Touch up the selector string
-                                       t = " " + t.substr(1,t.length);
-
-                               } else {
-                                       // Optomize for the case nodeName#idName
-                                       var re2 = /^([a-z0-9_-]+)(#)([a-z0-9\\*_-]*)/i;
-                                       var m = re2.exec(t);
-                                       
-                                       // Re-organize the results, so that they're consistent
-                                       if ( m ) {
-                                          m = [ 0, m[2], m[3], m[1] ];
-
-                                       } else {
-                                               // Otherwise, do a traditional filter check for
-                                               // ID, class, and element selectors
-                                               re2 = /^([#.]?)([a-z0-9\\*_-]*)/i;
-                                               m = re2.exec(t);
-                                       }
-
-                                       // Try to do a global search by ID, where we can
-                                       if ( m[1] == "#" && ret[ret.length-1].getElementById ) {
-                                               // Optimization for HTML document case
-                                               var oid = ret[ret.length-1].getElementById(m[2]);
-
-                                               // Do a quick check for node name (where applicable) so
-                                               // that div#foo searches will be really fast
-                                               ret = r = oid && 
-                                                 (!m[3] || oid.nodeName == m[3].toUpperCase()) ? [oid] : [];
-
-                                       // Use the DOM 0 shortcut for the body element
-                                       } else if ( m[1] == "" && m[2] == "body" ) {
-                                               ret = r = [ document.body ];
-
-                                       } else {
-                                               // Pre-compile a regular expression to handle class searches
-                                               if ( m[1] == "." )
-                                                       var rec = new RegExp("(^|\\s)" + m[2] + "(\\s|$)");
-
-                                               // We need to find all descendant elements, it is more
-                                               // efficient to use getAll() when we are already further down
-                                               // the tree - we try to recognize that here
-                                               for ( var i = 0; i < ret.length; i++ )
-                                                       jQuery.merge( r,
-                                                               m[1] != "" && ret.length != 1 ?
-                                                                       jQuery.getAll( ret[i], [], m[1], m[2], rec ) :
-                                                                       ret[i].getElementsByTagName( m[1] != "" || m[0] == "" ? "*" : m[2] )
-                                                       );
-
-                                               // It's faster to filter by class and be done with it
-                                               if ( m[1] == "." && ret.length == 1 )
-                                                       r = jQuery.grep( r, function(e) {
-                                                               return rec.test(e.className);
-                                                       });
-
-                                               // Same with ID filtering
-                                               if ( m[1] == "#" && ret.length == 1 ) {
-                                                       // Remember, then wipe out, the result set
-                                                       var tmp = r;
-                                                       r = [];
-
-                                                       // Then try to find the element with the ID
-                                                       for ( var i = 0; i < tmp.length; i++ )
-                                                               if ( tmp[i].getAttribute("id") == m[2] ) {
-                                                                       r = [ tmp[i] ];
-                                                                       break;
-                                                               }
-                                               }
-
-                                               ret = r;
-                                       }
-
-                                       t = t.replace( re2, "" );
-                               }
-
-                       }
-
-                       // If a selector string still exists
-                       if ( t ) {
-                               // Attempt to filter it
-                               var val = jQuery.filter(t,r);
-                               ret = r = val.r;
-                               t = jQuery.trim(val.t);
-                       }
-               }
-
-               // Remove the root context
-               if ( ret && ret[0] == context ) ret.shift();
-
-               // And combine the results
-               jQuery.merge( done, ret );
-
-               return done;
-       },
-
-       getAll: function( o, r, token, name, re ) {
-               for ( var s = o.firstChild; s; s = s.nextSibling )
-                       if ( s.nodeType == 1 ) {
-                               var add = true;
-
-                               if ( token == "." )
-                                       add = s.className && re.test(s.className);
-                               else if ( token == "#" )
-                                       add = s.getAttribute('id') == name;
        
-                               if ( add )
-                                       r.push( s );
-
-                               if ( token == "#" && r.length ) break;
-
-                               if ( s.firstChild )
-                                       jQuery.getAll( s, r, token, name, re );
-                       }
-
-               return r;
-       },
-
        attr: function(elem, name, value){
                var fix = {
                        "for": "htmlFor",
@@ -1777,84 +1383,7 @@ jQuery.extend({
                        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) {
-               // Look for common filter expressions
-               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 ( jQuery.expr[ m[1] ]._resort )
-                                               m = jQuery.expr[ m[1] ]._resort( m );
-
-                                       // 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, true).r;
-
-                       // Handle classes as a special case (this will help to
-                       // improve the speed, as the regexp will only be compiled once)
-                       else if ( m[1] == "." ) {
-
-                               var re = new RegExp("(^|\\s)" + m[2] + "(\\s|$)");
-                               r = jQuery.grep( r, function(e){
-                                       return re.test(e.className || '');
-                               }, not);
-
-                       // Otherwise, find the expression to execute
-                       } else {
-                               var f = jQuery.expr[m[1]];
-                               if ( typeof f != "string" )
-                                       f = jQuery.expr[m[1]][m[2]];
-
-                               // Build a custom macro to enclose it
-                               eval("f = function(a,i){" +
-                                       ( jQuery.expr[ m[1] ]._prefix || "" ) +
-                                       "return " + f + "}");
-
-                               // Execute it against the current filter
-                               r = jQuery.grep( r, f, not );
-                       }
-               }
-
-               // 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.
         *
@@ -1870,30 +1399,11 @@ 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 = [];
 
                if ( a.constructor != Array ) {
-                       for ( var i = 0; i < a.length; i++ )
+                       for ( var i = 0, al = a.length; i < al; i++ )
                                r.push( a[i] );
                } else
                        r = a.slice( 0 );
@@ -1902,7 +1412,7 @@ jQuery.extend({
        },
 
        inArray: function( b, a ) {
-               for ( var i = 0; i < a.length; i++ )
+               for ( var i = 0, al = a.length; i < al; i++ )
                        if ( a[i] == b )
                                return i;
                return -1;
@@ -1930,7 +1440,7 @@ jQuery.extend({
 
                // Now check for duplicates between the two arrays
                // and only add the unique items
-               for ( var i = 0; i < second.length; i++ ) {
+               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
@@ -1969,7 +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] );
 
@@ -2015,7 +1525,7 @@ jQuery.extend({
 
                // 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 ) {
@@ -2026,7 +1536,7 @@ jQuery.extend({
 
                var r = [ result[0] ];
 
-               check: for ( var i = 1; i < result.length; i++ ) {
+               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;
@@ -2035,165 +1545,6 @@ jQuery.extend({
                }
 
                return r;
-       },
-
-       /*
-        * 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, data) {
-                       // 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;
-
-                       // if data is passed, bind to handler
-                       if( data ) 
-                               handler.data = data;
-
-                       // 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];
-                       }
-
-                       // Add the function to the element's handler list
-                       handlers[handler.guid] = handler;
-
-                       // 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 && type.type )
-                                       delete element.events[ type.type ][ type.handler.guid ];
-                               else 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 = jQuery.makeArray(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
-
-                       var returnValue = true;
-
-                       var c = this.events[event.type];
-
-                       var args = [].slice.call( arguments, 1 );
-                       args.unshift( event );
-
-                       for ( var j in c ) {
-                               // Pass in a reference to the handler function itself
-                               // So that we can later remove it
-                               args[0].handler = c[j];
-                               args[0].data = c[j].data;
-
-                               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 = event.handler = event.data = null;
-
-                       return returnValue;
-               },
-
-               fix: function(event) {
-                       // Fix target property, if necessary
-                       if ( !event.target && event.srcElement )
-                               event.target = event.srcElement;
-
-                       // Calculate pageX/Y if missing and clientX/Y available
-                       if ( typeof event.pageX == "undefined" && typeof event.clientX != "undefined" ) {
-                               var e = document.documentElement, b = document.body;
-                               event.pageX = event.clientX + (e.scrollLeft || b.scrollLeft);
-                               event.pageY = event.clientY + (e.scrollTop || b.scrollTop);
-                       }
-                                       
-                       // Check safari and if target is a textnode
-                       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;
-               }
        }
 });
 
@@ -3093,15 +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){
@@ -3171,119 +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.
-                *
-                * In most cases, you can define your event handlers as anonymous functions
-                * (see first example). In cases where that is not possible, you can pass additional
-                * data as the second paramter (and the handler function as the third), see 
-                * second example.
-                *
-                * @example $("p").bind( "click", function() {
-                *   alert( $(this).text() );
-                * } )
-                * @before <p>Hello</p>
-                * @result alert("Hello")
-                *
-                * @example var handler = function(event) {
-                *   alert(event.data.foo);
-                * };
-                * $("p").bind( "click", {foo: "bar"}, handler)
-                * @result alert("bar")
-                * @desc Pass some additional data to the event handler.
-                *
-                * @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 Object data (optional) Additional data passed to the event handler as event.data
-                * @param Function fn A function to bind to the event on each of the set of matched elements
-                * @cat Events
-                */
-               bind: function( type, data, fn ) {
-                       jQuery.event.add( this, type, fn || data, data );
-               },
-
-               /**
-                * 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();
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