Moved from the old JSMin to using YUIMin for compressing the jQuery source. Additiona...
[jquery.git] / src / core.js
index 924bf96..8c4c09b 100644 (file)
@@ -9,6 +9,9 @@
  * $Rev$
  */
 
+// Will speed up references to window, and allows munging its name.
+var window = this;
+
 // Map over jQuery in case of overwrite
 var _jQuery = window.jQuery,
 // Map over the $ in case of overwrite
@@ -24,7 +27,7 @@ var jQuery = window.jQuery = window.$ = function( selector, context ) {
 var quickExpr = /^[^<]*(<(.|\s)+>)[^>]*$|^#([\w-]+)$/,
 
 // Is it a simple selector
-       isSimple = /^.[^:#\[\.]*$/,
+       isSimple = /^.[^:#\[\.,]*$/,
 
 // Will speed up references to undefined, and allows munging its name.
        undefined;
@@ -38,10 +41,11 @@ jQuery.fn = jQuery.prototype = {
                if ( selector.nodeType ) {
                        this[0] = selector;
                        this.length = 1;
+                       this.context = selector;
                        return this;
                }
                // Handle HTML strings
-               if ( typeof selector == "string" ) {
+               if ( typeof selector === "string" ) {
                        // Are we dealing with HTML string or an ID?
                        var match = quickExpr.exec( selector );
 
@@ -64,7 +68,10 @@ jQuery.fn = jQuery.prototype = {
                                                        return jQuery().find( selector );
 
                                                // Otherwise, we inject the element directly into the jQuery object
-                                               return jQuery( elem );
+                                               var ret = jQuery( elem );
+                                               ret.context = document;
+                                               ret.selector = selector;
+                                               return ret;
                                        }
                                        selector = [];
                                }
@@ -77,11 +84,14 @@ jQuery.fn = jQuery.prototype = {
                // HANDLE: $(function)
                // Shortcut for document ready
                } else if ( jQuery.isFunction( selector ) )
-                       return jQuery( document )[ jQuery.fn.ready ? "ready" : "load" ]( selector );
+                       return jQuery( document ).ready( selector );
 
                return this.setArray(jQuery.makeArray(selector));
        },
 
+       // Start with an empty selector
+       selector: "",
+
        // The current version of jQuery being used
        jquery: "@VERSION",
 
@@ -90,13 +100,10 @@ jQuery.fn = jQuery.prototype = {
                return this.length;
        },
 
-       // The number of elements contained in the matched element set
-       length: 0,
-
        // Get the Nth element in the matched element set OR
        // Get the whole matched element set as a clean array
        get: function( num ) {
-               return num == undefined ?
+               return num === undefined ?
 
                        // Return a 'clean' array
                        jQuery.makeArray( this ) :
@@ -107,13 +114,20 @@ jQuery.fn = jQuery.prototype = {
 
        // Take an array of elements and push it onto the stack
        // (returning the new matched element set)
-       pushStack: function( elems ) {
+       pushStack: function( elems, name, selector ) {
                // Build a new jQuery matched element set
                var ret = jQuery( elems );
 
                // Add the old object onto the stack (as a reference)
                ret.prevObject = this;
 
+               ret.context = this.context;
+
+               if ( name === "find" )
+                       ret.selector = this.selector + (this.selector ? " " : "") + selector;
+               else if ( name )
+                       ret.selector = this.selector + "." + name + "(" + selector + ")";
+
                // Return the newly-formed element set
                return ret;
        },
@@ -140,8 +154,6 @@ jQuery.fn = jQuery.prototype = {
        // Determine the position of an element within
        // the matched set of elements
        index: function( elem ) {
-               var ret = -1;
-
                // Locate the position of the desired element
                return jQuery.inArray(
                        // If it receives a jQuery object, the first element is used
@@ -153,7 +165,7 @@ jQuery.fn = jQuery.prototype = {
                var options = name;
 
                // Look for the case where we're accessing a style value
-               if ( name.constructor == String )
+               if ( typeof name === "string" )
                        if ( value === undefined )
                                return this[0] && jQuery[ type || "attr" ]( this[0], name );
 
@@ -183,7 +195,7 @@ jQuery.fn = jQuery.prototype = {
        },
 
        text: function( text ) {
-               if ( typeof text != "object" && text != null )
+               if ( typeof text !== "object" && text != null )
                        return this.empty().append( (this[0] && this[0].ownerDocument || document).createTextNode( text ) );
 
                var ret = "";
@@ -232,27 +244,27 @@ jQuery.fn = jQuery.prototype = {
        },
 
        append: function() {
-               return this.domManip(arguments, true, false, function(elem){
+               return this.domManip(arguments, true, function(elem){
                        if (this.nodeType == 1)
                                this.appendChild( elem );
                });
        },
 
        prepend: function() {
-               return this.domManip(arguments, true, true, function(elem){
+               return this.domManip(arguments, true, function(elem){
                        if (this.nodeType == 1)
                                this.insertBefore( elem, this.firstChild );
                });
        },
 
        before: function() {
-               return this.domManip(arguments, false, false, function(elem){
+               return this.domManip(arguments, false, function(elem){
                        this.parentNode.insertBefore( elem, this );
                });
        },
 
        after: function() {
-               return this.domManip(arguments, false, true, function(elem){
+               return this.domManip(arguments, false, function(elem){
                        this.parentNode.insertBefore( elem, this.nextSibling );
                });
        },
@@ -266,15 +278,15 @@ jQuery.fn = jQuery.prototype = {
                        return jQuery.find( selector, elem );
                });
 
-               return this.pushStack( /[^+>] [^+>]/.test( selector ) || selector.indexOf("..") > -1 ?
+               return this.pushStack( /[^+>] [^+>]/.test( selector ) ?
                        jQuery.unique( elems ) :
-                       elems );
+                       elems, "find", selector );
        },
 
        clone: function( events ) {
                // Do the clone
                var ret = this.map(function(){
-                       if ( jQuery.browser.msie && !jQuery.isXMLDoc(this) ) {
+                       if ( !jQuery.support.noCloneEvent && !jQuery.isXMLDoc(this) ) {
                                // IE copies events bound via attachEvent when
                                // using cloneNode. Calling detachEvent on the
                                // clone will also remove the events from the orignal
@@ -295,7 +307,7 @@ jQuery.fn = jQuery.prototype = {
                // removeData doesn't work here, IE removes it from the original as well
                // this is primarily for IE but the data expando shouldn't be copied over in any browser
                var clone = ret.find("*").andSelf().each(function(){
-                       if ( this[ expando ] != undefined )
+                       if ( this[ expando ] !== undefined )
                                this[ expando ] = null;
                });
 
@@ -322,14 +334,27 @@ jQuery.fn = jQuery.prototype = {
                                return selector.call( elem, i );
                        }) ||
 
-                       jQuery.multiFilter( selector, this ) );
+                       jQuery.multiFilter( selector, jQuery.grep(this, function(elem){
+                               return elem.nodeType === 1;
+                       }) ), "filter", selector );
+       },
+
+       closest: function( selector ) {
+               return this.map(function(){
+                       var cur = this;
+                       while ( cur && cur.ownerDocument ) {
+                               if ( jQuery(cur).is(selector) )
+                                       return cur;
+                               cur = cur.parentNode;
+                       }
+               });
        },
 
        not: function( selector ) {
-               if ( selector.constructor == String )
+               if ( typeof selector === "string" )
                        // test special case where just one selector is passed in
                        if ( isSimple.test( selector ) )
-                               return this.pushStack( jQuery.multiFilter( selector, this, true ) );
+                               return this.pushStack( jQuery.multiFilter( selector, this, true ), "not", selector );
                        else
                                selector = jQuery.multiFilter( selector, this );
 
@@ -342,7 +367,7 @@ jQuery.fn = jQuery.prototype = {
        add: function( selector ) {
                return this.pushStack( jQuery.unique( jQuery.merge(
                        this.get(),
-                       typeof selector == 'string' ?
+                       typeof selector === "string" ?
                                jQuery( selector ) :
                                jQuery.makeArray( selector )
                )));
@@ -353,15 +378,17 @@ jQuery.fn = jQuery.prototype = {
        },
 
        hasClass: function( selector ) {
-               return this.is( "." + selector );
+               return !!selector && this.is( "." + selector );
        },
 
        val: function( value ) {
-               if ( value == undefined ) {
-
-                       if ( this.length ) {
-                               var elem = this[0];
+               if ( value === undefined ) {                    
+                       var elem = this[0];
 
+                       if ( elem ) {
+                               if( jQuery.nodeName( elem, 'option' ) )
+                                       return (elem.attributes.value || {}).specified ? elem.value : elem.text;
+                               
                                // We need to handle select boxes special
                                if ( jQuery.nodeName( elem, "select" ) ) {
                                        var index = elem.selectedIndex,
@@ -379,7 +406,7 @@ jQuery.fn = jQuery.prototype = {
 
                                                if ( option.selected ) {
                                                        // Get the specifc value for the option
-                                                       value = jQuery.browser.msie && !option.attributes.value.specified ? option.text : option.value;
+                                                       value = jQuery(option).val();
 
                                                        // We don't need an array for one selects
                                                        if ( one )
@@ -390,25 +417,25 @@ jQuery.fn = jQuery.prototype = {
                                                }
                                        }
 
-                                       return values;
+                                       return values;                          
+                               }
 
                                // Everything else, we just grab the value
-                               } else
-                                       return (this[0].value || "").replace(/\r/g, "");
+                               return (elem.value || "").replace(/\r/g, "");
 
                        }
 
                        return undefined;
                }
 
-               if( value.constructor == Number )
+               if ( typeof value === "number" )
                        value += '';
 
                return this.each(function(){
                        if ( this.nodeType != 1 )
                                return;
 
-                       if ( value.constructor == Array && /radio|checkbox/.test( this.type ) )
+                       if ( jQuery.isArray(value) && /radio|checkbox/.test( this.type ) )
                                this.checked = (jQuery.inArray(this.value, value) >= 0 ||
                                        jQuery.inArray(this.name, value) >= 0);
 
@@ -429,7 +456,7 @@ jQuery.fn = jQuery.prototype = {
        },
 
        html: function( value ) {
-               return value == undefined ?
+               return value === undefined ?
                        (this[0] ?
                                this[0].innerHTML :
                                null) :
@@ -441,11 +468,12 @@ jQuery.fn = jQuery.prototype = {
        },
 
        eq: function( i ) {
-               return this.slice( i, i + 1 );
+               return this.slice( i, +i + 1 );
        },
 
        slice: function() {
-               return this.pushStack( Array.prototype.slice.apply( this, arguments ) );
+               return this.pushStack( Array.prototype.slice.apply( this, arguments ),
+                       "slice", Array.prototype.slice.call(arguments).join(",") );
        },
 
        map: function( callback ) {
@@ -458,69 +486,29 @@ jQuery.fn = jQuery.prototype = {
                return this.add( this.prevObject );
        },
 
-       data: function( key, value ){
-               var parts = key.split(".");
-               parts[1] = parts[1] ? "." + parts[1] : "";
-
-               if ( value === undefined ) {
-                       var data = this.triggerHandler("getData" + parts[1] + "!", [parts[0]]);
-
-                       if ( data === undefined && this.length )
-                               data = jQuery.data( this[0], key );
-
-                       return data === undefined && parts[1] ?
-                               this.data( parts[0] ) :
-                               data;
-               } else
-                       return this.trigger("setData" + parts[1] + "!", [parts[0], value]).each(function(){
-                               jQuery.data( this, key, value );
-                       });
-       },
-
-       removeData: function( key ){
-               return this.each(function(){
-                       jQuery.removeData( this, key );
-               });
-       },
-
-       domManip: function( args, table, reverse, callback ) {
-               var clone = this.length > 1, elems;
-
-               return this.each(function(){
-                       if ( !elems ) {
-                               elems = jQuery.clean( args, this.ownerDocument );
-
-                               if ( reverse )
-                                       elems.reverse();
-                       }
-
-                       var obj = this;
-
-                       if ( table && jQuery.nodeName( this, "table" ) && jQuery.nodeName( elems[0], "tr" ) )
-                               obj = this.getElementsByTagName("tbody")[0] || this.appendChild( this.ownerDocument.createElement("tbody") );
-
-                       var scripts = jQuery( [] );
-
-                       jQuery.each(elems, function(){
-                               var elem = clone ?
-                                       jQuery( this ).clone( true )[0] :
-                                       this;
-
-                               // execute all scripts after the elements have been injected
-                               if ( jQuery.nodeName( elem, "script" ) )
-                                       scripts = scripts.add( elem );
-                               else {
-                                       // Remove any inner scripts for later evaluation
-                                       if ( elem.nodeType == 1 )
-                                               scripts = scripts.add( jQuery( "script", elem ).remove() );
-
-                                       // Inject the elements into the document
-                                       callback.call( obj, elem );
-                               }
-                       });
+       domManip: function( args, table, callback ) {
+               if ( this[0] ) {
+                       var fragment = this[0].ownerDocument.createDocumentFragment(),
+                               scripts = jQuery.clean( args, this[0].ownerDocument, fragment ),
+                               first = fragment.firstChild,
+                               extra = this.length > 1 ? fragment.cloneNode(true) : fragment;
+                       
+                       if ( first )
+                               for ( var i = 0, l = this.length; i < l; i++ )
+                                       callback.call( root(this[i], first), i > 0 ? extra.cloneNode(true) : fragment );
+                       
+                       if ( scripts )
+                               jQuery.each( scripts, evalScript );
+               }
 
-                       scripts.each( evalScript );
-               });
+               return this;
+               
+               function root( elem, cur ) {
+                       return table && jQuery.nodeName(elem, "table") && jQuery.nodeName(cur, "tr") ?
+                               (elem.getElementsByTagName("tbody")[0] ||
+                               elem.appendChild(elem.ownerDocument.createElement("tbody"))) :
+                               elem;
+               }
        }
 };
 
@@ -551,7 +539,7 @@ jQuery.extend = jQuery.fn.extend = function() {
        var target = arguments[0] || {}, i = 1, length = arguments.length, deep = false, options;
 
        // Handle a deep copy situation
-       if ( target.constructor == Boolean ) {
+       if ( typeof target === "boolean" ) {
                deep = target;
                target = arguments[1] || {};
                // skip the boolean and the target
@@ -559,7 +547,7 @@ jQuery.extend = jQuery.fn.extend = function() {
        }
 
        // Handle case when target is a string or something (possible in deep copy)
-       if ( typeof target != "object" && typeof target != "function" )
+       if ( typeof target !== "object" && !jQuery.isFunction(target) )
                target = {};
 
        // extend jQuery itself if only one argument is passed
@@ -580,7 +568,7 @@ jQuery.extend = jQuery.fn.extend = function() {
                                        continue;
 
                                // Recurse if we're merging object values
-                               if ( deep && copy && typeof copy == "object" && !copy.nodeType )
+                               if ( deep && copy && typeof copy === "object" && !copy.nodeType )
                                        target[ name ] = jQuery.extend( deep, 
                                                // Never move original objects, clone them
                                                src || ( copy.length != null ? [ ] : { } )
@@ -596,11 +584,11 @@ jQuery.extend = jQuery.fn.extend = function() {
        return target;
 };
 
-var expando = "jQuery" + now(), uuid = 0, windowData = {},
-       // exclude the following css properties to add px
-       exclude = /z-?index|font-?weight|opacity|zoom|line-?height/i,
+// exclude the following css properties to add px
+var    exclude = /z-?index|font-?weight|opacity|zoom|line-?height/i,
        // cache defaultView
-       defaultView = document.defaultView || {};
+       defaultView = document.defaultView || {},
+       toString = Object.prototype.toString;
 
 jQuery.extend({
        noConflict: function( deep ) {
@@ -612,10 +600,15 @@ jQuery.extend({
                return jQuery;
        },
 
-       // See test/unit/core.js for details concerning this function.
-       isFunction: function( fn ) {
-               return !!fn && typeof fn != "string" && !fn.nodeName &&
-                       fn.constructor != Array && /^[\s[]?function/.test( fn + "" );
+       // See test/unit/core.js for details concerning isFunction.
+       // Since version 1.3, DOM methods and functions like alert
+       // aren't supported. They return false on IE (#2968).
+       isFunction: function( obj ) {
+               return toString.call(obj) === "[object Function]";
+       },
+
+       isArray: function( obj ) {
+               return toString.call(obj) === "[object Array]";
        },
 
        // check if an element is in a (or is an) XML document
@@ -635,10 +628,10 @@ jQuery.extend({
                                script = document.createElement("script");
 
                        script.type = "text/javascript";
-                       if ( jQuery.browser.msie )
-                               script.text = data;
-                       else
+                       if ( jQuery.support.scriptEval )
                                script.appendChild( document.createTextNode( data ) );
+                       else
+                               script.text = data;
 
                        // Use insertBefore instead of appendChild  to circumvent an IE6 bug.
                        // This arises when a base node is used (#2709).
@@ -651,80 +644,12 @@ jQuery.extend({
                return elem.nodeName && elem.nodeName.toUpperCase() == name.toUpperCase();
        },
 
-       cache: {},
-
-       data: function( elem, name, data ) {
-               elem = elem == window ?
-                       windowData :
-                       elem;
-
-               var id = elem[ expando ];
-
-               // Compute a unique ID for the element
-               if ( !id )
-                       id = elem[ expando ] = ++uuid;
-
-               // Only generate the data cache if we're
-               // trying to access or manipulate it
-               if ( name && !jQuery.cache[ id ] )
-                       jQuery.cache[ id ] = {};
-
-               // Prevent overriding the named cache with undefined values
-               if ( data !== undefined )
-                       jQuery.cache[ id ][ name ] = data;
-
-               // Return the named cache data, or the ID for the element
-               return name ?
-                       jQuery.cache[ id ][ name ] :
-                       id;
-       },
-
-       removeData: function( elem, name ) {
-               elem = elem == window ?
-                       windowData :
-                       elem;
-
-               var id = elem[ expando ];
-
-               // If we want to remove a specific section of the element's data
-               if ( name ) {
-                       if ( jQuery.cache[ id ] ) {
-                               // Remove the section of cache data
-                               delete jQuery.cache[ id ][ name ];
-
-                               // If we've removed all the data, remove the element's cache
-                               name = "";
-
-                               for ( name in jQuery.cache[ id ] )
-                                       break;
-
-                               if ( !name )
-                                       jQuery.removeData( elem );
-                       }
-
-               // Otherwise, we want to remove all of the element's data
-               } else {
-                       // Clean up the element expando
-                       try {
-                               delete elem[ expando ];
-                       } catch(e){
-                               // IE has trouble directly removing the expando
-                               // but it's ok with using removeAttribute
-                               if ( elem.removeAttribute )
-                                       elem.removeAttribute( expando );
-                       }
-
-                       // Completely remove the data cache
-                       delete jQuery.cache[ id ];
-               }
-       },
-
        // args is for internal usage only
        each: function( object, callback, args ) {
                var name, i = 0, length = object.length;
 
                if ( args ) {
-                       if ( length == undefined ) {
+                       if ( length === undefined ) {
                                for ( name in object )
                                        if ( callback.apply( object[ name ], args ) === false )
                                                break;
@@ -735,7 +660,7 @@ jQuery.extend({
 
                // A special, fast, case for the most common use of each
                } else {
-                       if ( length == undefined ) {
+                       if ( length === undefined ) {
                                for ( name in object )
                                        if ( callback.call( object[ name ], name, object[ name ] ) === false )
                                                break;
@@ -753,7 +678,7 @@ jQuery.extend({
                        value = value.call( elem, i );
 
                // Handle passing in a number to a CSS property
-               return value && value.constructor == Number && type == "curCSS" && !exclude.test( name ) ?
+               return typeof value === "number" && type == "curCSS" && !exclude.test( name ) ?
                        value + "px" :
                        value;
        },
@@ -770,7 +695,7 @@ jQuery.extend({
                // internal only, use removeClass("class")
                remove: function( elem, classNames ) {
                        if (elem.nodeType == 1)
-                               elem.className = classNames != undefined ?
+                               elem.className = classNames !== undefined ?
                                        jQuery.grep(elem.className.split(/\s+/), function(className){
                                                return !jQuery.className.has( classNames, className );
                                        }).join(" ") :
@@ -827,30 +752,14 @@ jQuery.extend({
        curCSS: function( elem, name, force ) {
                var ret, style = elem.style;
 
-               // A helper method for determining if an element's values are broken
-               function color( elem ) {
-                       if ( !jQuery.browser.safari )
-                               return false;
-
-                       // defaultView is cached
-                       var ret = defaultView.getComputedStyle( elem, null );
-                       return !ret || ret.getPropertyValue("color") == "";
-               }
-
                // We need to handle opacity special in IE
-               if ( name == "opacity" && jQuery.browser.msie ) {
+               if ( name == "opacity" && !jQuery.support.opacity ) {
                        ret = jQuery.attr( style, "opacity" );
 
                        return ret == "" ?
                                "1" :
                                ret;
                }
-               // Opera sometimes will give the wrong display answer, this fixes it, see #2037
-               if ( jQuery.browser.opera && name == "display" ) {
-                       var save = style.outline;
-                       style.outline = "0 solid black";
-                       style.outline = save;
-               }
 
                // Make sure we're using the right name for getting the float value
                if ( name.match( /float/i ) )
@@ -869,38 +778,9 @@ jQuery.extend({
 
                        var computedStyle = defaultView.getComputedStyle( elem, null );
 
-                       if ( computedStyle && !color( elem ) )
+                       if ( computedStyle )
                                ret = computedStyle.getPropertyValue( name );
 
-                       // If the element isn't reporting its values properly in Safari
-                       // then some display: none elements are involved
-                       else {
-                               var swap = [], stack = [], a = elem, i = 0;
-
-                               // Locate all of the parent display: none elements
-                               for ( ; a && color(a); a = a.parentNode )
-                                       stack.unshift(a);
-
-                               // Go through and make them visible, but in reverse
-                               // (It would be better if we knew the exact display type that they had)
-                               for ( ; i < stack.length; i++ )
-                                       if ( color( stack[ i ] ) ) {
-                                               swap[ i ] = stack[ i ].style.display;
-                                               stack[ i ].style.display = "block";
-                                       }
-
-                               // Since we flip the display style, we have to handle that
-                               // one special, otherwise get the value
-                               ret = name == "display" && swap[ stack.length - 1 ] != null ?
-                                       "none" :
-                                       ( computedStyle && computedStyle.getPropertyValue( name ) ) || "";
-
-                               // Finally, revert the display styles back
-                               for ( i = 0; i < swap.length; i++ )
-                                       if ( swap[ i ] != null )
-                                               stack[ i ].style.display = swap[ i ];
-                       }
-
                        // We should always get a number back from opacity
                        if ( name == "opacity" && ret == "" )
                                ret = "1";
@@ -935,22 +815,32 @@ jQuery.extend({
                return ret;
        },
 
-       clean: function( elems, context ) {
-               var ret = [];
+       clean: function( elems, context, fragment ) {
                context = context || document;
+
                // !context.createElement fails in IE with an error but returns typeof 'object'
-               if (typeof context.createElement == 'undefined')
+               if ( typeof context.createElement === "undefined" )
                        context = context.ownerDocument || context[0] && context[0].ownerDocument || document;
 
+               // If a single string is passed in and it's a single tag
+               // just do a createElement and skip the rest
+               if ( !fragment && elems.length === 1 && typeof elems[0] === "string" ) {
+                       var match = /^<(\w+)\/?>$/.exec(elems[0]);
+                       if ( match )
+                               return [ context.createElement( match[1] ) ];
+               }
+
+               var ret = [], scripts = [], div = context.createElement("div");
+
                jQuery.each(elems, function(i, elem){
-                       if ( typeof elem == 'number' )
+                       if ( typeof elem === "number" )
                                elem += '';
 
                        if ( !elem )
                                return;
 
                        // Convert html string into DOM nodes
-                       if ( typeof elem == "string" ) {
+                       if ( typeof elem === "string" ) {
                                // Fix "XHTML"-style tags in all browsers
                                elem = elem.replace(/(<(\w+)[^>]*?)\/>/g, function(all, front, tag){
                                        return tag.match(/^(abbr|br|col|img|input|link|meta|param|hr|area|embed)$/i) ?
@@ -959,7 +849,7 @@ jQuery.extend({
                                });
 
                                // Trim whitespace, otherwise indexOf won't work as expected
-                               var tags = jQuery.trim( elem ).toLowerCase(), div = context.createElement("div");
+                               var tags = jQuery.trim( elem ).toLowerCase();
 
                                var wrap =
                                        // option or optgroup
@@ -983,7 +873,7 @@ jQuery.extend({
                                        [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ] ||
 
                                        // IE can't serialize <link> and <script> tags normally
-                                       jQuery.browser.msie &&
+                                       !jQuery.support.htmlSerialize &&
                                        [ 1, "div<div>", "</div>" ] ||
 
                                        [ 0, "", "" ];
@@ -996,7 +886,7 @@ jQuery.extend({
                                        div = div.lastChild;
 
                                // Remove IE's autoinserted <tbody> from table fragments
-                               if ( jQuery.browser.msie ) {
+                               if ( !jQuery.support.tbody ) {
 
                                        // String was a <table>, *may* have spurious <tbody>
                                        var tbody = !tags.indexOf("<table") && tags.indexOf("<tbody") < 0 ?
@@ -1011,26 +901,47 @@ jQuery.extend({
                                                if ( jQuery.nodeName( tbody[ j ], "tbody" ) && !tbody[ j ].childNodes.length )
                                                        tbody[ j ].parentNode.removeChild( tbody[ j ] );
 
-                                       // IE completely kills leading whitespace when innerHTML is used
-                                       if ( /^\s/.test( elem ) )
-                                               div.insertBefore( context.createTextNode( elem.match(/^\s*/)[0] ), div.firstChild );
+                                       }
 
+                               // IE completely kills leading whitespace when innerHTML is used
+                               if ( !jQuery.support.leadingWhitespace && /^\s/.test( elem ) )
+                                       div.insertBefore( context.createTextNode( elem.match(/^\s*/)[0] ), div.firstChild );
+                               
+                               if ( fragment ) {
+                                       var found = div.getElementsByTagName("script");
+                       
+                                       while ( found.length ) {
+                                               scripts.push( found[0] );
+                                               found[0].parentNode.removeChild( found[0] );
+                                       }
                                }
 
                                elem = jQuery.makeArray( div.childNodes );
                        }
 
-                       if ( elem.length === 0 && (!jQuery.nodeName( elem, "form" ) && !jQuery.nodeName( elem, "select" )) )
-                               return;
-
-                       if ( elem[0] == undefined || jQuery.nodeName( elem, "form" ) || elem.options )
+                       if ( elem.nodeType )
                                ret.push( elem );
-
                        else
                                ret = jQuery.merge( ret, elem );
 
                });
 
+               if ( fragment ) {
+                       for ( var i = 0; ret[i]; i++ ) {
+                               var node = ret[i];
+                               if ( jQuery.nodeName( node, "script" ) ) {
+                                       if( node.parentNode )
+                                               node.parentNode.removeChild( node );
+                               } else {
+                                       if ( node.nodeType === 1 )
+                                               ret = jQuery.merge( ret, node.getElementsByTagName("script"));
+                                       fragment.appendChild( node );
+                               }
+                       }
+                       
+                       return scripts;
+               }
+
                return ret;
        },
 
@@ -1041,8 +952,7 @@ jQuery.extend({
 
                var notxml = !jQuery.isXMLDoc( elem ),
                        // Whether we are setting (or getting)
-                       set = value !== undefined,
-                       msie = jQuery.browser.msie;
+                       set = value !== undefined;
 
                // Try to normalize/fix the name
                name = notxml && jQuery.props[ name ] || name;
@@ -1056,7 +966,7 @@ jQuery.extend({
 
                        // Safari mis-reports the default selected property of a hidden option
                        // Accessing the parent's selectedIndex property fixes it
-                       if ( name == "selected" && jQuery.browser.safari )
+                       if ( name == "selected" )
                                elem.parentNode.selectedIndex;
 
                        // If applicable, access the attribute via the DOM 0 way
@@ -1076,14 +986,14 @@ jQuery.extend({
                                return elem[ name ];
                        }
 
-                       if ( msie && notxml &&  name == "style" )
+                       if ( !jQuery.support.style && notxml &&  name == "style" )
                                return jQuery.attr( elem.style, "cssText", value );
 
                        if ( set )
                                // convert the value to a string (all browsers do this but IE) see #1070
                                elem.setAttribute( name, "" + value );
 
-                       var attr = msie && notxml && special
+                       var attr = !jQuery.support.hrefNormalized && notxml && special
                                        // Some attributes require a special call on IE
                                        ? elem.getAttribute( name, 2 )
                                        : elem.getAttribute( name );
@@ -1095,7 +1005,7 @@ jQuery.extend({
                // elem is actually elem.style ... set the style
 
                // IE uses filters for opacity
-               if ( msie && name == "opacity" ) {
+               if ( !jQuery.support.opacity && name == "opacity" ) {
                        if ( set ) {
                                // IE has trouble with opacity if it does not have layout
                                // Force it by setting the zoom level
@@ -1130,8 +1040,8 @@ jQuery.extend({
 
                if( array != null ){
                        var i = array.length;
-                       //the window, strings and functions also have 'length'
-                       if( i == null || array.split || array.setInterval || array.call )
+                       // The window, strings (and functions) also have 'length'
+                       if( i == null || typeof array === "string" || jQuery.isFunction(array) || array.setInterval )
                                ret[0] = array;
                        else
                                while( i )
@@ -1156,13 +1066,13 @@ jQuery.extend({
                var i = 0, elem, pos = first.length;
                // Also, we need to make sure that the correct elements are being returned
                // (IE returns comment nodes in a '*' query)
-               if ( jQuery.browser.msie ) {
-                       while ( elem = second[ i++ ] )
+               if ( !jQuery.support.getAll ) {
+                       while ( (elem = second[ i++ ]) != null )
                                if ( elem.nodeType != 8 )
                                        first[ pos++ ] = elem;
 
                } else
-                       while ( elem = second[ i++ ] )
+                       while ( (elem = second[ i++ ]) != null )
                                first[ pos++ ] = elem;
 
                return first;
@@ -1217,37 +1127,23 @@ jQuery.extend({
        }
 });
 
+// Use of jQuery.browser is deprecated.
+// It's included for backwards compatibility and plugins,
+// although they should work to migrate away.
+
 var userAgent = navigator.userAgent.toLowerCase();
 
 // Figure out what browser is being used
 jQuery.browser = {
-       version: (userAgent.match( /.+(?:rv|it|ra|ie)[\/: ]([\d.]+)/ ) || [])[1],
+       version: (userAgent.match( /.+(?:rv|it|ra|ie)[\/: ]([\d.]+)/ ) || [0,'0'])[1],
        safari: /webkit/.test( userAgent ),
        opera: /opera/.test( userAgent ),
        msie: /msie/.test( userAgent ) && !/opera/.test( userAgent ),
        mozilla: /mozilla/.test( userAgent ) && !/(compatible|webkit)/.test( userAgent )
 };
 
-var styleFloat = jQuery.browser.msie ?
-       "styleFloat" :
-       "cssFloat";
-
-jQuery.extend({
-       // Check to see if the W3C box model is being used
-       boxModel: !jQuery.browser.msie || document.compatMode == "CSS1Compat",
-
-       props: {
-               "for": "htmlFor",
-               "class": "className",
-               "float": styleFloat,
-               cssFloat: styleFloat,
-               styleFloat: styleFloat,
-               readonly: "readOnly",
-               maxlength: "maxLength",
-               cellspacing: "cellSpacing",
-               rowspan: "rowSpan"
-       }
-});
+// Check to see if the W3C box model is being used
+jQuery.boxModel = !jQuery.browser.msie || document.compatMode == "CSS1Compat";
 
 jQuery.each({
        parent: function(elem){return elem.parentNode;},
@@ -1266,7 +1162,7 @@ jQuery.each({
                if ( selector && typeof selector == "string" )
                        ret = jQuery.multiFilter( selector, ret );
 
-               return this.pushStack( jQuery.unique( ret ) );
+               return this.pushStack( jQuery.unique( ret ), name, selector );
        };
 });
 
@@ -1302,14 +1198,16 @@ jQuery.each({
                jQuery.className.remove( this, classNames );
        },
 
-       toggleClass: function( classNames ) {
-               jQuery.className[ jQuery.className.has( this, classNames ) ? "remove" : "add" ]( this, classNames );
+       toggleClass: function( classNames, state ) {
+               if( typeof state !== "boolean" )
+                       state = !jQuery.className.has( this, classNames );
+               jQuery.className[ state ? "add" : "remove" ]( this, classNames );
        },
 
        remove: function( selector ) {
-               if ( !selector || jQuery.filter( selector, [ this ] ).r.length ) {
+               if ( !selector || jQuery.filter( selector, [ this ] ).length ) {
                        // Prevent memory leaks
-                       jQuery( "*", this ).add(this).each(function(){
+                       jQuery( "*", this ).add([this]).each(function(){
                                jQuery.event.remove(this);
                                jQuery.removeData(this);
                        });
@@ -1332,39 +1230,6 @@ jQuery.each({
        };
 });
 
-jQuery.each([ "Height", "Width" ], function(i, name){
-       var type = name.toLowerCase();
-
-       jQuery.fn[ type ] = function( size ) {
-               // Get window width or height
-               return this[0] == window ?
-                       // Opera reports document.body.client[Width/Height] properly in both quirks and standards
-                       jQuery.browser.opera && document.body[ "client" + name ] ||
-
-                       // Safari reports inner[Width/Height] just fine (Mozilla and Opera include scroll bar widths)
-                       jQuery.browser.safari && window[ "inner" + name ] ||
-
-                       // Everyone else use document.documentElement or document.body depending on Quirks vs Standards mode
-                       document.compatMode == "CSS1Compat" && document.documentElement[ "client" + name ] || document.body[ "client" + name ] :
-
-                       // Get document width or height
-                       this[0] == document ?
-                               // Either scroll[Width/Height] or offset[Width/Height], whichever is greater
-                               Math.max(
-                                       Math.max(document.body["scroll" + name], document.documentElement["scroll" + name]),
-                                       Math.max(document.body["offset" + name], document.documentElement["offset" + name])
-                               ) :
-
-                               // Get or set width or height on the element
-                               size == undefined ?
-                                       // Get width or height on the element
-                                       (this.length ? jQuery.css( this[0], type ) : null) :
-
-                                       // Set the width or height on the element (default to pixels if value is unitless)
-                                       this.css( type, size.constructor == String ? size : size + "px" );
-       };
-});
-
 // Helper function used by the dimensions and offset modules
 function num(elem, prop) {
        return elem[0] && parseInt( jQuery.curCSS(elem[0], prop, true), 10 ) || 0;