diff --git a/wp-includes/js/jquery/jquery-migrate.js b/wp-includes/js/jquery/jquery-migrate.js
index f8460fe737..27111d80f9 100644
--- a/wp-includes/js/jquery/jquery-migrate.js
+++ b/wp-includes/js/jquery/jquery-migrate.js
@@ -1,24 +1,20 @@
 /*!
- * jQuery Migrate - v1.0.0pre - 2012-12-17
+ * jQuery Migrate - v1.0.0 - 2013-01-14
  * https://github.com/jquery/jquery-migrate
- * Copyright 2012 jQuery Foundation and other contributors; Licensed MIT
+ * Copyright 2005, 2013 jQuery Foundation, Inc. and other contributors; Licensed MIT
  */
-
 (function( jQuery, window, undefined ) {
 "use strict";
 
-// Use Uglify to do conditional compilation of warning messages;
-// the minified version will set this to false and remove dead code.
-if ( typeof window.JQMIGRATE_WARN === "undefined" ) {
-	window.JQMIGRATE_WARN = true;
-}
-
 
 var warnedAbout = {};
 
 // List of warnings already given; public read only
 jQuery.migrateWarnings = [];
 
+// Set to true to prevent console output; migrateWarnings still maintained
+// jQuery.migrateMute = false;
+
 // Forget any warnings we've already given; public
 jQuery.migrateReset = function() {
 	warnedAbout = {};
@@ -26,19 +22,17 @@ jQuery.migrateReset = function() {
 };
 
 function migrateWarn( msg) {
-	if ( window.JQMIGRATE_WARN ) {
-		if ( !warnedAbout[ msg ] ) {
-			warnedAbout[ msg ] = true;
-			jQuery.migrateWarnings.push( msg );
-			if ( window.console && console.warn ) {
-				console.warn( "JQMIGRATE: " + msg );
-			}
+	if ( !warnedAbout[ msg ] ) {
+		warnedAbout[ msg ] = true;
+		jQuery.migrateWarnings.push( msg );
+		if ( window.console && console.warn && !jQuery.migrateMute ) {
+			console.warn( "JQMIGRATE: " + msg );
 		}
 	}
 }
 
 function migrateWarnProp( obj, prop, value, msg ) {
-	if ( window.JQMIGRATE_WARN && Object.defineProperty ) {
+	if ( Object.defineProperty ) {
 		// On ES5 browsers (non-oldIE), warn if the code tries to get prop;
 		// allow property to be overwritten in case some other plugin wants it
 		try {
@@ -65,7 +59,7 @@ function migrateWarnProp( obj, prop, value, msg ) {
 	obj[ prop ] = value;
 }
 
-if ( window.JQMIGRATE_WARN && document.compatMode === "BackCompat" ) {
+if ( document.compatMode === "BackCompat" ) {
 	// jQuery has never supported or tested Quirks Mode
 	migrateWarn( "jQuery is not compatible with Quirks Mode" );
 }
@@ -78,15 +72,20 @@ var attrFn = {},
 	valueAttrSet = jQuery.attrHooks.value && jQuery.attrHooks.value.set ||
 		function() { return undefined; },
 	rnoType = /^(?:input|button)$/i,
-	rnoAttrNodeType = /^[238]$/;
+	rnoAttrNodeType = /^[238]$/,
+	rboolean = /^(?:autofocus|autoplay|async|checked|controls|defer|disabled|hidden|loop|multiple|open|readonly|required|scoped|selected)$/i,
+	ruseDefault = /^(?:checked|selected)$/i;
 
 // jQuery.attrFn
 migrateWarnProp( jQuery, "attrFn", attrFn, "jQuery.attrFn is deprecated" );
 
 jQuery.attr = function( elem, name, value, pass ) {
+	var lowerName = name.toLowerCase(),
+		nType = elem && elem.nodeType;
+
 	if ( pass ) {
 		migrateWarn("jQuery.fn.attr( props, pass ) is deprecated");
-		if ( elem && !rnoAttrNodeType.test( elem.nodeType ) && jQuery.isFunction( jQuery.fn[ name ] ) ) {
+		if ( elem && !rnoAttrNodeType.test( nType ) && jQuery.isFunction( jQuery.fn[ name ] ) ) {
 			return jQuery( elem )[ name ]( value );
 		}
 	}
@@ -96,25 +95,71 @@ jQuery.attr = function( elem, name, value, pass ) {
 		migrateWarn("Can't change the 'type' of an input or button in IE 6/7/8");
 	}
 
+	// Restore boolHook for boolean property/attribute synchronization
+	if ( !jQuery.attrHooks[ lowerName ] && rboolean.test( lowerName ) ) {
+		jQuery.attrHooks[ lowerName ] = {
+			get: function( elem, name ) {
+				// Align boolean attributes with corresponding properties
+				// Fall back to attribute presence where some booleans are not supported
+				var attrNode,
+					property = jQuery.prop( elem, name );
+				return property === true || typeof property !== "boolean" &&
+					( attrNode = elem.getAttributeNode(name) ) && attrNode.nodeValue !== false ?
+
+					name.toLowerCase() :
+					undefined;
+			},
+			set: function( elem, value, name ) {
+				var propName;
+				if ( value === false ) {
+					// Remove boolean attributes when set to false
+					jQuery.removeAttr( elem, name );
+				} else {
+					// value is true since we know at this point it's type boolean and not false
+					// Set boolean attributes to the same name and set the DOM property
+					propName = jQuery.propFix[ name ] || name;
+					if ( propName in elem ) {
+						// Only set the IDL specifically if it already exists on the element
+						elem[ propName ] = true;
+					}
+
+					elem.setAttribute( name, name.toLowerCase() );
+				}
+				return name;
+			}
+		};
+
+		// Warn only for attributes that can remain distinct from their properties post-1.9
+		if ( ruseDefault.test( lowerName ) ) {
+			migrateWarn( "jQuery.fn.attr(" + lowerName + ") may use property instead of attribute" );
+		}
+	}
+
 	return attr.call( jQuery, elem, name, value );
 };
 
 // attrHooks: value
 jQuery.attrHooks.value = {
 	get: function( elem, name ) {
-		if ( jQuery.nodeName( elem, "button" ) ) {
+		var nodeName = ( elem.nodeName || "" ).toLowerCase();
+		if ( nodeName === "button" ) {
 			return valueAttrGet.apply( this, arguments );
 		}
-		migrateWarn("property-based jQuery.fn.attr('value') is deprecated");
+		if ( nodeName !== "input" && nodeName !== "option" ) {
+			migrateWarn("property-based jQuery.fn.attr('value') is deprecated");
+		}
 		return name in elem ?
 			elem.value :
 			null;
 	},
-	set: function( elem, value, name ) {
-		if ( jQuery.nodeName( elem, "button" ) ) {
+	set: function( elem, value ) {
+		var nodeName = ( elem.nodeName || "" ).toLowerCase();
+		if ( nodeName === "button" ) {
 			return valueAttrSet.apply( this, arguments );
 		}
-		migrateWarn("property-based jQuery.fn.attr('value', val) is deprecated");
+		if ( nodeName !== "input" && nodeName !== "option" ) {
+			migrateWarn("property-based jQuery.fn.attr('value', val) is deprecated");
+		}
 		// Does not return so that setAttribute is also used
 		elem.value = value;
 	}
@@ -122,10 +167,9 @@ jQuery.attrHooks.value = {
 
 
 var matched, browser,
-	oldAccess = jQuery.access,
 	oldInit = jQuery.fn.init,
 	// Note this does NOT include the # XSS fix from 1.7!
-	rquickExpr = /^(?:.*(<[\w\W]+>)[^>]*|#([\w-]*))$/;
+	rquickExpr = /^(?:.*(<[\w\W]+>)[^>]*|#([\w\-]*))$/;
 
 // $(html) "looks like html" rule change
 jQuery.fn.init = function( selector, context, rootjQuery ) {
@@ -151,27 +195,6 @@ jQuery.fn.init = function( selector, context, rootjQuery ) {
 };
 jQuery.fn.init.prototype = jQuery.fn;
 
-if ( jQuery.fn.jquery >= "1.9" ) {
-	// jQuery.access( ..., pass )
-	jQuery.access = function( elems, fn, key, value, chainable, emptyGet, pass ) {
-		var i = 0,
-			length = elems.length;
-
-		if ( key && typeof key === "object" && value ) {
-			for ( i in key ) {
-				jQuery.access( elems, fn, i, key[i], true, emptyGet, value );
-			}
-			return elems;
-		} else if ( pass && key != null && value !== undefined ) {
-			for ( ; i < length; i++ ) {
-				fn( elems[i], key, value, true );
-			}
-			return elems;
-		}
-		return oldAccess.call( jQuery, elems, fn, key, value, chainable, emptyGet );
-	};
-}
-
 jQuery.uaMatch = function( ua ) {
 	ua = ua.toLowerCase();
 
@@ -250,7 +273,8 @@ jQuery.fn.data = function( name ) {
 };
 
 
-var oldSelf = jQuery.fn.andSelf || jQuery.fn.addBack,
+var rscriptType = /\/(java|ecma)script/i,
+	oldSelf = jQuery.fn.andSelf || jQuery.fn.addBack,
 	oldFragment = jQuery.buildFragment;
 
 jQuery.fn.andSelf = function() {
@@ -258,25 +282,83 @@ jQuery.fn.andSelf = function() {
 	return oldSelf.apply( this, arguments );
 };
 
-jQuery.buildFragment = function( args, context, scripts ) {
-	var fragment;
-
-	if ( !oldFragment ) {
-		// Set context from what may come in as undefined or a jQuery collection or a node
-		// Updated to fix #12266 where accessing context[0] could throw an exception in IE9/10 &
-		// also doubles as fix for #8950 where plain objects caused createDocumentFragment exception
+// Since jQuery.clean is used internally on older versions, we only shim if it's missing
+if ( !jQuery.clean ) {
+	jQuery.clean = function( elems, context, fragment, scripts ) {
+		// Set context per 1.8 logic
 		context = context || document;
 		context = !context.nodeType && context[0] || context;
 		context = context.ownerDocument || context;
 
-		fragment = context.createDocumentFragment();
-		jQuery.clean( args, context, fragment, scripts );
+		migrateWarn("jQuery.clean() is deprecated");
 
-		migrateWarn("jQuery.buildFragment() is deprecated");
-		return { fragment: fragment, cacheable: false };
+		var i, elem, handleScript, jsTags,
+			ret = [];
+
+		jQuery.merge( ret, jQuery.buildFragment( elems, context ).childNodes );
+
+		// Complex logic lifted directly from jQuery 1.8
+		if ( fragment ) {
+			// Special handling of each script element
+			handleScript = function( elem ) {
+				// Check if we consider it executable
+				if ( !elem.type || rscriptType.test( elem.type ) ) {
+					// Detach the script and store it in the scripts array (if provided) or the fragment
+					// Return truthy to indicate that it has been handled
+					return scripts ?
+						scripts.push( elem.parentNode ? elem.parentNode.removeChild( elem ) : elem ) :
+						fragment.appendChild( elem );
+				}
+			};
+
+			for ( i = 0; (elem = ret[i]) != null; i++ ) {
+				// Check if we're done after handling an executable script
+				if ( !( jQuery.nodeName( elem, "script" ) && handleScript( elem ) ) ) {
+					// Append to fragment and handle embedded scripts
+					fragment.appendChild( elem );
+					if ( typeof elem.getElementsByTagName !== "undefined" ) {
+						// handleScript alters the DOM, so use jQuery.merge to ensure snapshot iteration
+						jsTags = jQuery.grep( jQuery.merge( [], elem.getElementsByTagName("script") ), handleScript );
+
+						// Splice the scripts into ret after their former ancestor and advance our index beyond them
+						ret.splice.apply( ret, [i + 1, 0].concat( jsTags ) );
+						i += jsTags.length;
+					}
+				}
+			}
+		}
+
+		return ret;
+	};
+}
+
+jQuery.buildFragment = function( elems, context, scripts, selection ) {
+	var ret,
+		warning = "jQuery.buildFragment() is deprecated";
+
+	// Set context per 1.8 logic
+	context = context || document;
+	context = !context.nodeType && context[0] || context;
+	context = context.ownerDocument || context;
+
+	try {
+		ret = oldFragment.call( jQuery, elems, context, scripts, selection );
+
+	// jQuery < 1.8 required arrayish context; jQuery 1.9 fails on it
+	} catch( x ) {
+		ret = oldFragment.call( jQuery, elems, context.nodeType ? [ context ] : context[ 0 ], scripts, selection );
+
+		// Success from tweaking context means buildFragment was called by the user
+		migrateWarn( warning );
 	}
-	// Don't warn if we are in a version where buildFragment is used internally
-	return oldFragment.apply( this, arguments );
+
+	// jQuery < 1.9 returned an object instead of the fragment itself
+	if ( !ret.fragment ) {
+		migrateWarnProp( ret, "fragment", ret, warning );
+		migrateWarnProp( ret, "cacheable", false, warning );
+	}
+
+	return ret;
 };
 
 var eventAdd = jQuery.event.add,
@@ -303,6 +385,9 @@ if ( jQuery.event.props && jQuery.event.props[ 0 ] !== "attrChange" ) {
 	jQuery.event.props.unshift( "attrChange", "attrName", "relatedNode", "srcElement" );
 }
 
+// Undocumented jQuery.event.handle was "deprecated" in jQuery 1.7
+migrateWarnProp( jQuery.event, "handle", jQuery.event.dispatch, "jQuery.event.handle is undocumented and deprecated" );
+
 // Support for 'hover' pseudo-event and ajax event warnings
 jQuery.event.add = function( elem, types, handler, data, selector ){
 	if ( elem !== document && rajaxEvent.test( types ) ) {
@@ -314,7 +399,7 @@ jQuery.event.remove = function( elem, types, handler, selector, mappedTypes ){
 	eventRemove.call( this, elem, hoverHack( types ) || "", handler, selector, mappedTypes );
 };
 
-jQuery.fn.error = function( data, fn ) {
+jQuery.fn.error = function() {
 	var args = Array.prototype.slice.call( arguments, 0);
 	migrateWarn("jQuery.fn.error() is deprecated");
 	args.splice( 0, 0, "error" );
@@ -387,25 +472,25 @@ jQuery.event.trigger = function( event, data, elem, onlyHandlers  ){
 jQuery.each( ajaxEvents.split("|"),
 	function( _, name ) {
 		jQuery.event.special[ name ] = {
-			setup: function( data ) {
+			setup: function() {
 				var elem = this;
 
 				// The document needs no shimming; must be !== for oldIE
 				if ( elem !== document ) {
-					jQuery.event.add( document, name + "." + jQuery.guid, function( event ) {
+					jQuery.event.add( document, name + "." + jQuery.guid, function() {
 						jQuery.event.trigger( name, null, elem, true );
 					});
 					jQuery._data( this, name, jQuery.guid++ );
 				}
 				return false;
 			},
-			teardown: function( data, handleObj ) {
+			teardown: function() {
 				if ( this !== document ) {
 					jQuery.event.remove( document, name + "." + jQuery._data( this, name ) );
 				}
 				return false;
 			}
-		}
+		};
 	}
 );
 
diff --git a/wp-includes/js/jquery/jquery.js b/wp-includes/js/jquery/jquery.js
index 32400aaf68..840e17940f 100644
--- a/wp-includes/js/jquery/jquery.js
+++ b/wp-includes/js/jquery/jquery.js
@@ -1,15 +1,15 @@
 /*!
- * jQuery JavaScript Library v1.9.0b1
+ * jQuery JavaScript Library v1.9.0
  * http://jquery.com/
  *
  * Includes Sizzle.js
  * http://sizzlejs.com/
  *
- * Copyright 2012 jQuery Foundation and other contributors
+ * Copyright 2005, 2012 jQuery Foundation, Inc. and other contributors
  * Released under the MIT license
  * http://jquery.org/license
  *
- * Date: 2012-12-16
+ * Date: 2013-1-14
  */
 (function( window, undefined ) {
 "use strict";
@@ -36,7 +36,7 @@ var
 	// List of deleted data cache ids, so we can reuse them
 	core_deletedIds = [],
 
-	core_version = "1.9.0b1",
+	core_version = "1.9.0",
 
 	// Save a reference to some core methods
 	core_concat = core_deletedIds.concat,
@@ -111,13 +111,6 @@ jQuery.fn = jQuery.prototype = {
 			return this;
 		}
 
-		// HANDLE: $(DOMElement)
-		if ( selector.nodeType ) {
-			this.context = this[0] = selector;
-			this.length = 1;
-			return this;
-		}
-
 		// Handle HTML strings
 		if ( typeof selector === "string" ) {
 			if ( selector.charAt(0) === "<" && selector.charAt( selector.length - 1 ) === ">" && selector.length >= 3 ) {
@@ -191,6 +184,12 @@ jQuery.fn = jQuery.prototype = {
 				return this.constructor( context ).find( selector );
 			}
 
+		// HANDLE: $(DOMElement)
+		} else if ( selector.nodeType ) {
+			this.context = this[0] = selector;
+			this.length = 1;
+			return this;
+
 		// HANDLE: $(function)
 		// Shortcut for document ready
 		} else if ( jQuery.isFunction( selector ) ) {
@@ -442,9 +441,12 @@ jQuery.extend({
 	},
 
 	type: function( obj ) {
-		return obj == null ?
-			String( obj ) :
-			class2type[ core_toString.call(obj) ] || "object";
+		if ( obj == null ) {
+			return String( obj );
+		}
+		return typeof obj === "object" || typeof obj === "function" ?
+			class2type[ core_toString.call(obj) ] || "object" :
+			typeof obj;
 	},
 
 	isPlainObject: function( obj ) {
@@ -509,8 +511,7 @@ jQuery.extend({
 			return [ context.createElement( parsed[1] ) ];
 		}
 
-		parsed = context.createDocumentFragment();
-		jQuery.clean( [ data ], context, parsed, scripts );
+		parsed = jQuery.buildFragment( [ data ], context, scripts );
 		if ( scripts ) {
 			jQuery( scripts ).remove();
 		}
@@ -1164,22 +1165,19 @@ jQuery.extend({
 					return jQuery.Deferred(function( newDefer ) {
 						jQuery.each( tuples, function( i, tuple ) {
 							var action = tuple[ 0 ],
-								fn = fns[ i ];
+								fn = jQuery.isFunction( fns[ i ] ) && fns[ i ];
 							// deferred[ done | fail | progress ] for forwarding actions to newDefer
-							deferred[ tuple[1] ]( jQuery.isFunction( fn ) ?
-								function() {
-									var returned = fn.apply( this, arguments );
-									if ( returned && jQuery.isFunction( returned.promise ) ) {
-										returned.promise()
-											.done( newDefer.resolve )
-											.fail( newDefer.reject )
-											.progress( newDefer.notify );
-									} else {
-										newDefer[ action + "With" ]( this === promise ? newDefer.promise() : this, [ returned ] );
-									}
-								} :
-								newDefer[ action ]
-							);
+							deferred[ tuple[1] ](function() {
+								var returned = fn && fn.apply( this, arguments );
+								if ( returned && jQuery.isFunction( returned.promise ) ) {
+									returned.promise()
+										.done( newDefer.resolve )
+										.fail( newDefer.reject )
+										.progress( newDefer.notify );
+								} else {
+									newDefer[ action + "With" ]( this === promise ? newDefer.promise() : this, fn ? [ returned ] : arguments );
+								}
+							});
 						});
 						fns = null;
 					}).promise();
@@ -1215,7 +1213,7 @@ jQuery.extend({
 
 			// deferred[ resolve | reject | notify ]
 			deferred[ tuple[0] ] = function() {
-				deferred[ tuple[0] + "With" ]( promise, arguments );
+				deferred[ tuple[0] + "With" ]( this === deferred ? promise : this, arguments );
 				return this;
 			};
 			deferred[ tuple[0] + "With" ] = list.fireWith;
@@ -1287,17 +1285,7 @@ jQuery.extend({
 });
 jQuery.support = (function() {
 
-	var support,
-		all,
-		a,
-		select,
-		opt,
-		input,
-		fragment,
-		eventName,
-		i,
-		isSupported,
-		clickFn,
+	var support, all, a, select, opt, input, fragment, eventName, isSupported, i,
 		div = document.createElement("div");
 
 	// Setup
@@ -1367,9 +1355,6 @@ jQuery.support = (function() {
 		boxModel: document.compatMode === "CSS1Compat",
 
 		// Will be defined later
-		submitBubbles: true,
-		changeBubbles: true,
-		focusinBubbles: false,
 		deleteExpando: true,
 		noCloneEvent: true,
 		inlineBlockNeedsLayout: false,
@@ -1388,24 +1373,13 @@ jQuery.support = (function() {
 	select.disabled = true;
 	support.optDisabled = !opt.disabled;
 
-	// Test to see if it's possible to delete an expando from an element
-	// Fails in Internet Explorer
+	// Support: IE<9
 	try {
 		delete div.test;
 	} catch( e ) {
 		support.deleteExpando = false;
 	}
 
-	if ( !div.addEventListener && div.attachEvent && div.fireEvent ) {
-		div.attachEvent( "onclick", clickFn = function() {
-			// Cloning a node shouldn't copy over any
-			// bound event handlers (IE does this)
-			support.noCloneEvent = false;
-		});
-		div.cloneNode( true ).fireEvent("onclick");
-		div.detachEvent( "onclick", clickFn );
-	}
-
 	// Check if we can trust getAttribute("value")
 	input = document.createElement("input");
 	input.setAttribute( "value", "" );
@@ -1417,49 +1391,46 @@ jQuery.support = (function() {
 	support.radioValue = input.value === "t";
 
 	// #11217 - WebKit loses check when the name is after the checked attribute
-	input.setAttribute( "checked", "checked" );
+	input.setAttribute( "checked", "t" );
 	input.setAttribute( "name", "t" );
 
-	div.appendChild( input );
 	fragment = document.createDocumentFragment();
-	fragment.appendChild( div.lastChild );
-
-	// WebKit doesn't clone checked state correctly in fragments
-	support.checkClone = fragment.cloneNode( true ).cloneNode( true ).lastChild.checked;
+	fragment.appendChild( input );
 
 	// Check if a disconnected checkbox will retain its checked
 	// value of true after appended to the DOM (IE6/7)
 	support.appendChecked = input.checked;
 
-	fragment.removeChild( input );
-	fragment.appendChild( div );
+	// WebKit doesn't clone checked state correctly in fragments
+	support.checkClone = fragment.cloneNode( true ).cloneNode( true ).lastChild.checked;
 
-	// Technique from Juriy Zaytsev
-	// http://perfectionkills.com/detecting-event-support-without-browser-sniffing/
-	// We only care about the case where non-standard event systems
-	// are used, namely in IE. Short-circuiting here helps us to
-	// avoid an eval call (in setAttribute) which can cause CSP
-	// to go haywire. See: https://developer.mozilla.org/en/Security/CSP
+	// Support: IE<9
+	// Opera does not clone events (and typeof div.attachEvent === undefined).
+	// IE9-10 clones events bound via attachEvent, but they don't trigger with .click()
 	if ( div.attachEvent ) {
-		for ( i in {
-			submit: true,
-			change: true,
-			focusin: true
-		}) {
-			eventName = "on" + i;
-			isSupported = ( eventName in div );
-			if ( !isSupported ) {
-				div.setAttribute( eventName, "return;" );
-				isSupported = ( typeof div[ eventName ] === "function" );
-			}
-			support[ i + "Bubbles" ] = isSupported;
-		}
+		div.attachEvent( "onclick", function() {
+			support.noCloneEvent = false;
+		});
+
+		div.cloneNode( true ).click();
 	}
 
+	// Support: IE<9 (lack submit/change bubble), Firefox 17+ (lack focusin event)
+	// Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP), test/csp.php
+	for ( i in { submit: true, change: true, focusin: true }) {
+		div.setAttribute( eventName = "on" + i, "t" );
+
+		support[ i + "Bubbles" ] = eventName in window || div.attributes[ eventName ].expando === false;
+	}
+
+	div.style.backgroundClip = "content-box";
+	div.cloneNode( true ).style.backgroundClip = "";
+	support.clearCloneStyle = div.style.backgroundClip === "content-box";
+
 	// Run tests that need a body at doc ready
 	jQuery(function() {
-		var container, div, tds, marginDiv,
-			divReset = "padding:0;margin:0;border:0;display:block;overflow:hidden;box-sizing:content-box;-moz-box-sizing:content-box;-webkit-box-sizing:content-box;",
+		var container, marginDiv, tds,
+			divReset = "padding:0;margin:0;border:0;display:block;box-sizing:content-box;-moz-box-sizing:content-box;-webkit-box-sizing:content-box;",
 			body = document.getElementsByTagName("body")[0];
 
 		if ( !body ) {
@@ -1468,20 +1439,17 @@ jQuery.support = (function() {
 		}
 
 		container = document.createElement("div");
-		container.style.cssText = "visibility:hidden;border:0;width:0;height:0;position:static;top:0;margin-top:1px";
-		body.insertBefore( container, body.firstChild );
+		container.style.cssText = "border:0;width:0;height:0;position:absolute;top:0;left:-9999px;margin-top:1px";
 
-		// Construct the test element
-		div = document.createElement("div");
-		container.appendChild( div );
+		body.appendChild( container ).appendChild( div );
 
+		// Support: IE8
 		// Check if table cells still have offsetWidth/Height when they are set
 		// to display:none and there are still other visible table cells in a
 		// table row; if so, offsetWidth/Height are not reliable for use when
 		// determining if an element has been hidden directly using
 		// display:none (it is still safe to use offsets if a parent element is
 		// hidden; don safety goggles and see bug #4512 for more information).
-		// (only IE 8 fails this test)
 		div.innerHTML = "<table><tr><td></td><td>t</td></tr></table>";
 		tds = div.getElementsByTagName("td");
 		tds[ 0 ].style.cssText = "padding:0;margin:0;border:0;display:none";
@@ -1490,8 +1458,8 @@ jQuery.support = (function() {
 		tds[ 0 ].style.display = "";
 		tds[ 1 ].style.display = "none";
 
+		// Support: IE8
 		// Check if empty table cells still have offsetWidth/Height
-		// (IE <= 8 fail this test)
 		support.reliableHiddenOffsets = isSupported && ( tds[ 0 ].offsetHeight === 0 );
 
 		// Check box-sizing and margin behavior
@@ -1500,39 +1468,36 @@ jQuery.support = (function() {
 		support.boxSizing = ( div.offsetWidth === 4 );
 		support.doesNotIncludeMarginInBodyOffset = ( body.offsetTop !== 1 );
 
-		// NOTE: To any future maintainer, we've window.getComputedStyle
-		// because jsdom on node.js will break without it.
+		// Use window.getComputedStyle because jsdom on node.js will break without it.
 		if ( window.getComputedStyle ) {
 			support.pixelPosition = ( window.getComputedStyle( div, null ) || {} ).top !== "1%";
 			support.boxSizingReliable = ( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px";
 
 			// Check if div with explicit width and no margin-right incorrectly
-			// gets computed margin-right based on width of container. For more
-			// info see bug #3333
+			// gets computed margin-right based on width of container. (#3333)
 			// Fails in WebKit before Feb 2011 nightlies
 			// WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
-			marginDiv = document.createElement("div");
+			marginDiv = div.appendChild( document.createElement("div") );
 			marginDiv.style.cssText = div.style.cssText = divReset;
 			marginDiv.style.marginRight = marginDiv.style.width = "0";
 			div.style.width = "1px";
-			div.appendChild( marginDiv );
+
 			support.reliableMarginRight =
 				!parseFloat( ( window.getComputedStyle( marginDiv, null ) || {} ).marginRight );
 		}
 
 		if ( typeof div.style.zoom !== "undefined" ) {
+			// Support: IE<8
 			// Check if natively block-level elements act like inline-block
 			// elements when setting their display to 'inline' and giving
 			// them layout
-			// (IE < 8 does this)
 			div.innerHTML = "";
 			div.style.cssText = divReset + "width:1px;padding:1px;display:inline;zoom:1";
 			support.inlineBlockNeedsLayout = ( div.offsetWidth === 3 );
 
+			// Support: IE6
 			// Check if elements with layout shrink-wrap their children
-			// (IE 6 does this)
 			div.style.display = "block";
-			div.style.overflow = "visible";
 			div.innerHTML = "<div></div>";
 			div.firstChild.style.width = "5px";
 			support.shrinkWrapBlocks = ( div.offsetWidth !== 3 );
@@ -1542,20 +1507,21 @@ jQuery.support = (function() {
 			body.style.zoom = 1;
 		}
 
-		// Null elements to avoid leaks in IE
 		body.removeChild( container );
+
+		// Null elements to avoid leaks in IE
 		container = div = tds = marginDiv = null;
 	});
 
 	// Null elements to avoid leaks in IE
-	fragment.removeChild( div );
-	all = a = select = opt = input = fragment = div = null;
+	all = select = fragment = opt = a = input = null;
 
 	return support;
 })();
+
 var rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/,
 	rmultiDash = /([A-Z])/g;
-
+	
 function internalData( elem, name, data, pvt /* Internal Use Only */ ){
 	if ( !jQuery.acceptData( elem ) ) {
 		return;
@@ -1771,7 +1737,7 @@ jQuery.extend({
 	_data: function( elem, name, data ) {
 		return internalData( elem, name, data, true );
 	},
-
+	
 	_removeData: function( elem, name ) {
 		return internalRemoveData( elem, name, true );
 	},
@@ -1926,6 +1892,7 @@ jQuery.extend({
 			startLength--;
 		}
 
+		hooks.cur = fn;
 		if ( fn ) {
 
 			// Add a progress sentinel to prevent the fx queue from being
@@ -2367,7 +2334,11 @@ jQuery.extend({
 
 		} else {
 
-			ret = elem.getAttribute( name );
+			// In IE9+, Flash objects don't have .getAttribute (#12945)
+			// Support: IE9+
+			if ( typeof elem.getAttribute !== "undefined" ) {
+				ret =  elem.getAttribute( name );
+			}
 
 			// Non-existent attributes return null, we normalize to undefined
 			return ret == null ?
@@ -2637,8 +2608,9 @@ if ( !jQuery.support.style ) {
 	jQuery.attrHooks.style = {
 		get: function( elem ) {
 			// Return undefined in the case of empty string
-			// Normalize to lowercase since IE uppercases css property names
-			return elem.style.cssText.toLowerCase() || undefined;
+			// Note: IE uppercases css property names, but if we were to .toLowerCase()
+			// .cssText, that would destroy case senstitivity in URL's, like in "background"
+			return elem.style.cssText || undefined;
 		},
 		set: function( elem, value ) {
 			return ( elem.style.cssText = value + "" );
@@ -2697,20 +2669,31 @@ var rformElems = /^(?:input|select|textarea)$/i,
 	rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
 	rtypenamespace = /^([^.]*)(?:\.(.+)|)$/;
 
+function returnTrue() {
+	return true;
+}
+
+function returnFalse() {
+	return false;
+}
+
 /*
  * Helper functions for managing events -- not part of the public interface.
  * Props to Dean Edwards' addEvent library for many of the ideas.
  */
 jQuery.event = {
 
-	add: function( elem, types, handler, data, selector ) {
-		var elemData, eventHandle, events,
-			tns, type, namespaces, handleObj,
-			handleObjIn, handlers, special,
-			t = 0;
+	global: {},
 
-		// Don't attach events to noData or text/comment nodes (allow plain objects tho)
-		if ( elem.nodeType === 3 || elem.nodeType === 8 || !types || !handler || !(elemData = jQuery._data( elem )) ) {
+	add: function( elem, types, handler, data, selector ) {
+
+		var handleObjIn, eventHandle, tmp,
+			events, t, handleObj,
+			special, handlers, type, namespaces, origType,
+			// Don't attach events to noData or text/comment nodes (but allow plain objects)
+			elemData = elem.nodeType !== 3 && elem.nodeType !== 8 && jQuery._data( elem );
+
+		if ( !elemData ) {
 			return;
 		}
 
@@ -2727,13 +2710,11 @@ jQuery.event = {
 		}
 
 		// Init the element's event structure and main handler, if this is the first
-		events = elemData.events;
-		if ( !events ) {
-			elemData.events = events = {};
+		if ( !(events = elemData.events) ) {
+			events = elemData.events = {};
 		}
-		eventHandle = elemData.handle;
-		if ( !eventHandle ) {
-			elemData.handle = eventHandle = function( e ) {
+		if ( !(eventHandle = elemData.handle) ) {
+			eventHandle = elemData.handle = function( e ) {
 				// Discard the second event of a jQuery.event.trigger() and
 				// when an event is called after a page has unloaded
 				return typeof jQuery !== "undefined" && (!e || jQuery.event.triggered !== e.type) ?
@@ -2747,11 +2728,11 @@ jQuery.event = {
 		// Handle multiple events separated by a space
 		// jQuery(...).bind("mouseover mouseout", fn);
 		types = ( types || "" ).match( core_rnotwhite ) || [""];
-		for ( ; t < types.length; t++ ) {
-
-			tns = rtypenamespace.exec( types[t] ) || [];
-			type = tns[1];
-			namespaces = ( tns[2] || "" ).split( "." ).sort();
+		t = types.length;
+		while ( t-- ) {
+			tmp = rtypenamespace.exec( types[t] ) || [];
+			type = origType = tmp[1];
+			namespaces = ( tmp[2] || "" ).split( "." ).sort();
 
 			// If event changes its type, use the special event handlers for the changed type
 			special = jQuery.event.special[ type ] || {};
@@ -2765,7 +2746,7 @@ jQuery.event = {
 			// handleObj is passed to all event handlers
 			handleObj = jQuery.extend({
 				type: type,
-				origType: tns[1],
+				origType: origType,
 				data: data,
 				handler: handler,
 				guid: handler.guid,
@@ -2775,8 +2756,7 @@ jQuery.event = {
 			}, handleObjIn );
 
 			// Init the event handler queue if we're the first
-			handlers = events[ type ];
-			if ( !handlers ) {
+			if ( !(handlers = events[ type ]) ) {
 				handlers = events[ type ] = [];
 				handlers.delegateCount = 0;
 
@@ -2815,14 +2795,12 @@ jQuery.event = {
 		elem = null;
 	},
 
-	global: {},
-
 	// Detach an event or set of events from an element
 	remove: function( elem, types, handler, selector, mappedTypes ) {
 
-		var tns, type, origType, namespaces, origCount,
-			j, events, special, eventType, handleObj,
-			t = 0,
+		var j, origCount, tmp,
+			events, t, handleObj,
+			special, handlers, type, namespaces, origType,
 			elemData = jQuery.hasData( elem ) && jQuery._data( elem );
 
 		if ( !elemData || !(events = elemData.events) ) {
@@ -2831,10 +2809,11 @@ jQuery.event = {
 
 		// Once for each type.namespace in types; type may be omitted
 		types = ( types || "" ).match( core_rnotwhite ) || [""];
-		for ( ; t < types.length; t++ ) {
-			tns = rtypenamespace.exec( types[t] ) || [];
-			type = origType = tns[1];
-			namespaces = tns[2];
+		t = types.length;
+		while ( t-- ) {
+			tmp = rtypenamespace.exec( types[t] ) || [];
+			type = origType = tmp[1];
+			namespaces = ( tmp[2] || "" ).split( "." ).sort();
 
 			// Unbind all events (on this namespace, if provided) for the element
 			if ( !type ) {
@@ -2845,23 +2824,23 @@ jQuery.event = {
 			}
 
 			special = jQuery.event.special[ type ] || {};
-			type = ( selector? special.delegateType : special.bindType ) || type;
-			eventType = events[ type ] || [];
-			origCount = eventType.length;
-			namespaces = namespaces ? new RegExp("(^|\\.)" + namespaces.split(".").sort().join("\\.(?:.*\\.|)") + "(\\.|$)") : null;
+			type = ( selector ? special.delegateType : special.bindType ) || type;
+			handlers = events[ type ] || [];
+			tmp = tmp[2] && new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" );
 
 			// Remove matching events
-			for ( j = 0; j < eventType.length; j++ ) {
-				handleObj = eventType[ j ];
+			origCount = j = handlers.length;
+			while ( j-- ) {
+				handleObj = handlers[ j ];
 
 				if ( ( mappedTypes || origType === handleObj.origType ) &&
 					( !handler || handler.guid === handleObj.guid ) &&
-					( !namespaces || namespaces.test( handleObj.namespace ) ) &&
+					( !tmp || tmp.test( handleObj.namespace ) ) &&
 					( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) {
-					eventType.splice( j--, 1 );
+					handlers.splice( j, 1 );
 
 					if ( handleObj.selector ) {
-						eventType.delegateCount--;
+						handlers.delegateCount--;
 					}
 					if ( special.remove ) {
 						special.remove.call( elem, handleObj );
@@ -2871,7 +2850,7 @@ jQuery.event = {
 
 			// Remove generic event handler if we removed something and no more handlers exist
 			// (avoids potential for endless recursion during removal of special event handlers)
-			if ( eventType.length === 0 && origCount !== eventType.length ) {
+			if ( origCount && !handlers.length ) {
 				if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) {
 					jQuery.removeEvent( elem, type, elemData.handle );
 				}
@@ -2892,11 +2871,12 @@ jQuery.event = {
 
 	trigger: function( event, data, elem, onlyHandlers ) {
 
-		var i, cur, old, ontype, special, handle, eventPath, bubbleType,
+		var i, cur, tmp, bubbleType, ontype, handle, special,
+			eventPath = [ elem || document ],
 			type = event.type || event,
 			namespaces = event.namespace ? event.namespace.split(".") : [];
 
-		elem = elem || document;
+		cur = tmp = elem = elem || document;
 
 		// Don't do events on text and comment nodes
 		if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
@@ -2914,21 +2894,18 @@ jQuery.event = {
 			type = namespaces.shift();
 			namespaces.sort();
 		}
+		ontype = type.indexOf(":") < 0 && "on" + type;
 
-		// Caller can pass in an Event, Object, or just an event type string
-		event = typeof event === "object" ?
-			// jQuery.Event object
-			event[ jQuery.expando ] ? event :
-			// Object literal
-			new jQuery.Event( type, event ) :
-			// Just the event type (string)
-			new jQuery.Event( type );
+		// Caller can pass in a jQuery.Event object, Object, or just an event type string
+		event = event[ jQuery.expando ] ?
+			event :
+			new jQuery.Event( type, typeof event === "object" && event );
 
-		event.type = type;
 		event.isTrigger = true;
 		event.namespace = namespaces.join(".");
-		event.namespace_re = event.namespace? new RegExp("(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)") : null;
-		ontype = type.indexOf(":") < 0 ? "on" + type : "";
+		event.namespace_re = event.namespace ?
+			new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) :
+			null;
 
 		// Clean up the event in case it is being reused
 		event.result = undefined;
@@ -2937,8 +2914,9 @@ jQuery.event = {
 		}
 
 		// Clone any incoming data and prepend the event, creating the handler arg list
-		data = data != null ? jQuery.makeArray( data ) : [];
-		data.unshift( event );
+		data = data == null ?
+			[ event ] :
+			jQuery.makeArray( data, [ event ] );
 
 		// Allow special events to draw outside the lines
 		special = jQuery.event.special[ type ] || {};
@@ -2948,33 +2926,38 @@ jQuery.event = {
 
 		// Determine event propagation path in advance, per W3C events spec (#9951)
 		// Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
-		eventPath = [[ elem, special.bindType || type ]];
 		if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) {
 
 			bubbleType = special.delegateType || type;
-			cur = rfocusMorph.test( bubbleType + type ) ? elem : elem.parentNode;
-			for ( old = elem; cur; cur = cur.parentNode ) {
-				eventPath.push([ cur, bubbleType ]);
-				old = cur;
+			if ( !rfocusMorph.test( bubbleType + type ) ) {
+				cur = cur.parentNode;
+			}
+			for ( ; cur; cur = cur.parentNode ) {
+				eventPath.push( cur );
+				tmp = cur;
 			}
 
 			// Only add window if we got to document (e.g., not plain obj or detached DOM)
-			if ( old === (elem.ownerDocument || document) ) {
-				eventPath.push([ old.defaultView || old.parentWindow || window, bubbleType ]);
+			if ( tmp === (elem.ownerDocument || document) ) {
+				eventPath.push( tmp.defaultView || tmp.parentWindow || window );
 			}
 		}
 
 		// Fire handlers on the event path
-		for ( i = 0; i < eventPath.length && !event.isPropagationStopped(); i++ ) {
+		i = 0;
+		while ( (cur = eventPath[i++]) && !event.isPropagationStopped() ) {
 
-			cur = eventPath[i][0];
-			event.type = eventPath[i][1];
+			event.type = i > 1 ?
+				bubbleType :
+				special.bindType || type;
 
+			// jQuery handler
 			handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && jQuery._data( cur, "handle" );
 			if ( handle ) {
 				handle.apply( cur, data );
 			}
-			// Note that this is a bare JS function and not a jQuery handler
+
+			// Native handler
 			handle = ontype && cur[ ontype ];
 			if ( handle && jQuery.acceptData( cur ) && handle.apply && handle.apply( cur, data ) === false ) {
 				event.preventDefault();
@@ -2994,9 +2977,9 @@ jQuery.event = {
 				if ( ontype && elem[ type ] && !jQuery.isWindow( elem ) ) {
 
 					// Don't re-trigger an onFOO event when we call its FOO() method
-					old = elem[ ontype ];
+					tmp = elem[ ontype ];
 
-					if ( old ) {
+					if ( tmp ) {
 						elem[ ontype ] = null;
 					}
 
@@ -3010,8 +2993,8 @@ jQuery.event = {
 					}
 					jQuery.event.triggered = undefined;
 
-					if ( old ) {
-						elem[ ontype ] = old;
+					if ( tmp ) {
+						elem[ ontype ] = tmp;
 					}
 				}
 			}
@@ -3025,12 +3008,11 @@ jQuery.event = {
 		// Make a writable jQuery.Event from the native event object
 		event = jQuery.event.fix( event );
 
-		var i, j, cur, ret, selMatch, matched, matches, handleObj, sel,
-			handlers = ( (jQuery._data( this, "events" ) || {} )[ event.type ] || []),
-			delegateCount = handlers.delegateCount,
+		var i, j, ret, matched, handleObj,
+			handlerQueue = [],
 			args = core_slice.call( arguments ),
-			special = jQuery.event.special[ event.type ] || {},
-			handlerQueue = [];
+			handlers = ( jQuery._data( this, "events" ) || {} )[ event.type ] || [],
+			special = jQuery.event.special[ event.type ] || {};
 
 		// Use the fix-ed jQuery.Event rather than the (read-only) native event
 		args[0] = event;
@@ -3041,62 +3023,29 @@ jQuery.event = {
 			return;
 		}
 
-		// Determine handlers that should run if there are delegated events
-		// Avoid non-left-click bubbling in Firefox (#3861)
-		if ( delegateCount && !(event.button && event.type === "click") ) {
-
-			for ( cur = event.target; cur != this; cur = cur.parentNode || this ) {
-
-				// Don't process clicks (ONLY) on disabled elements (#6911, #8165, #11382, #11764)
-				if ( cur.disabled !== true || event.type !== "click" ) {
-					selMatch = {};
-					matches = [];
-					for ( i = 0; i < delegateCount; i++ ) {
-						handleObj = handlers[ i ];
-						sel = handleObj.selector;
-
-						if ( selMatch[ sel ] === undefined ) {
-							selMatch[ sel ] = handleObj.needsContext ?
-								jQuery( sel, this ).index( cur ) >= 0 :
-								jQuery.find( sel, this, null, [ cur ] ).length;
-						}
-						if ( selMatch[ sel ] ) {
-							matches.push( handleObj );
-						}
-					}
-					if ( matches.length ) {
-						handlerQueue.push({ elem: cur, matches: matches });
-					}
-				}
-			}
-		}
-
-		// Add the remaining (directly-bound) handlers
-		if ( handlers.length > delegateCount ) {
-			handlerQueue.push({ elem: this, matches: handlers.slice( delegateCount ) });
-		}
+		// Determine handlers
+		handlerQueue = jQuery.event.handlers.call( this, event, handlers );
 
 		// Run delegates first; they may want to stop propagation beneath us
-		for ( i = 0; i < handlerQueue.length && !event.isPropagationStopped(); i++ ) {
-			matched = handlerQueue[ i ];
+		i = 0;
+		while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) {
 			event.currentTarget = matched.elem;
 
-			for ( j = 0; j < matched.matches.length && !event.isImmediatePropagationStopped(); j++ ) {
-				handleObj = matched.matches[ j ];
+			j = 0;
+			while ( (handleObj = matched.handlers[ j++ ]) && !event.isImmediatePropagationStopped() ) {
 
 				// Triggered event must either 1) have no namespace, or
 				// 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace).
-				if ( !event.namespace || event.namespace_re && event.namespace_re.test( handleObj.namespace ) ) {
+				if ( !event.namespace_re || event.namespace_re.test( handleObj.namespace ) ) {
 
-					event.data = handleObj.data;
 					event.handleObj = handleObj;
+					event.data = handleObj.data;
 
 					ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler )
 							.apply( matched.elem, args );
 
 					if ( ret !== undefined ) {
-						event.result = ret;
-						if ( ret === false ) {
+						if ( (event.result = ret) === false ) {
 							event.preventDefault();
 							event.stopPropagation();
 						}
@@ -3113,6 +3062,90 @@ jQuery.event = {
 		return event.result;
 	},
 
+	handlers: function( event, handlers ) {
+		var i, matches, sel, handleObj,
+			handlerQueue = [],
+			delegateCount = handlers.delegateCount,
+			cur = event.target;
+
+		// Find delegate handlers
+		// Black-hole SVG <use> instance trees (#13180)
+		// Avoid non-left-click bubbling in Firefox (#3861)
+		if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) {
+
+			for ( ; cur != this; cur = cur.parentNode || this ) {
+
+				// Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
+				if ( cur.disabled !== true || event.type !== "click" ) {
+					matches = [];
+					for ( i = 0; i < delegateCount; i++ ) {
+						handleObj = handlers[ i ];
+
+						// Don't conflict with Object.prototype properties (#13203)
+						sel = handleObj.selector + " ";
+
+						if ( matches[ sel ] === undefined ) {
+							matches[ sel ] = handleObj.needsContext ?
+								jQuery( sel, this ).index( cur ) >= 0 :
+								jQuery.find( sel, this, null, [ cur ] ).length;
+						}
+						if ( matches[ sel ] ) {
+							matches.push( handleObj );
+						}
+					}
+					if ( matches.length ) {
+						handlerQueue.push({ elem: cur, handlers: matches });
+					}
+				}
+			}
+		}
+
+		// Add the remaining (directly-bound) handlers
+		if ( delegateCount < handlers.length ) {
+			handlerQueue.push({ elem: this, handlers: handlers.slice( delegateCount ) });
+		}
+
+		return handlerQueue;
+	},
+
+	fix: function( event ) {
+		if ( event[ jQuery.expando ] ) {
+			return event;
+		}
+
+		// Create a writable copy of the event object and normalize some properties
+		var i, prop,
+			originalEvent = event,
+			fixHook = jQuery.event.fixHooks[ event.type ] || {},
+			copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props;
+
+		event = new jQuery.Event( originalEvent );
+
+		i = copy.length;
+		while ( i-- ) {
+			prop = copy[ i ];
+			event[ prop ] = originalEvent[ prop ];
+		}
+
+		// Support: IE<9
+		// Fix target property (#1925)
+		if ( !event.target ) {
+			event.target = originalEvent.srcElement || document;
+		}
+
+		// Support: Chrome 23+, Safari?
+		// Target should not be a text node (#504, #13143)
+		if ( event.target.nodeType === 3 ) {
+			event.target = event.target.parentNode;
+		}
+
+		// Support: IE<9
+		// For mouse/key events, metaKey==false if it's undefined (#3368, #11328)
+		event.metaKey = !!event.metaKey;
+
+		return fixHook.filter ? fixHook.filter( event, originalEvent ) : event;
+	},
+
 	// Includes some event props shared by KeyEvent and MouseEvent
 	props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "),
 
@@ -3163,40 +3196,6 @@ jQuery.event = {
 		}
 	},
 
-	fix: function( event ) {
-		if ( event[ jQuery.expando ] ) {
-			return event;
-		}
-
-		// Create a writable copy of the event object and normalize some properties
-		var i, prop,
-			originalEvent = event,
-			fixHook = jQuery.event.fixHooks[ event.type ] || {},
-			copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props;
-
-		event = jQuery.Event( originalEvent );
-
-		for ( i = copy.length; i; ) {
-			prop = copy[ --i ];
-			event[ prop ] = originalEvent[ prop ];
-		}
-
-		// Fix target property, if necessary (#1925, IE 6/7/8 & Safari2)
-		if ( !event.target ) {
-			event.target = originalEvent.srcElement || document;
-		}
-
-		// Target should not be a text node (#504, Safari)
-		if ( event.target.nodeType === 3 ) {
-			event.target = event.target.parentNode;
-		}
-
-		// For mouse/key events, metaKey==false if it's undefined (#3368, #11328; IE6/7/8)
-		event.metaKey = !!event.metaKey;
-
-		return fixHook.filter? fixHook.filter( event, originalEvent ) : event;
-	},
-
 	special: {
 		load: {
 			// Prevent triggered image.load events from bubbling to window.load
@@ -3219,8 +3218,9 @@ jQuery.event = {
 						this.focus();
 						return false;
 					} catch ( e ) {
-						// IE<9 dies on focus to hidden element (#1486,#12518)
-						// If this happens, let .trigger() run the handlers
+						// Support: IE<9
+						// If we error on focus to hidden element (#1486, #12518),
+						// let .trigger() run the handlers
 					}
 				}
 			},
@@ -3270,10 +3270,6 @@ jQuery.event = {
 	}
 };
 
-// Some plugins are using, but it's undocumented/deprecated and will be removed.
-// The 1.7 special event interface should provide all the hooks needed now.
-jQuery.event.handle = jQuery.event.dispatch;
-
 jQuery.removeEvent = document.removeEventListener ?
 	function( elem, type, handle ) {
 		if ( elem.removeEventListener ) {
@@ -3328,54 +3324,51 @@ jQuery.Event = function( src, props ) {
 	this[ jQuery.expando ] = true;
 };
 
-function returnFalse() {
-	return false;
-}
-function returnTrue() {
-	return true;
-}
-
 // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
 // http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
 jQuery.Event.prototype = {
-	preventDefault: function() {
-		this.isDefaultPrevented = returnTrue;
+	isDefaultPrevented: returnFalse,
+	isPropagationStopped: returnFalse,
+	isImmediatePropagationStopped: returnFalse,
 
+	preventDefault: function() {
 		var e = this.originalEvent;
+
+		this.isDefaultPrevented = returnTrue;
 		if ( !e ) {
 			return;
 		}
 
-		// if preventDefault exists run it on the original event
+		// If preventDefault exists, run it on the original event
 		if ( e.preventDefault ) {
 			e.preventDefault();
 
-		// otherwise set the returnValue property of the original event to false (IE)
+		// Support: IE
+		// Otherwise set the returnValue property of the original event to false
 		} else {
 			e.returnValue = false;
 		}
 	},
 	stopPropagation: function() {
-		this.isPropagationStopped = returnTrue;
-
 		var e = this.originalEvent;
+
+		this.isPropagationStopped = returnTrue;
 		if ( !e ) {
 			return;
 		}
-		// if stopPropagation exists run it on the original event
+		// If stopPropagation exists, run it on the original event
 		if ( e.stopPropagation ) {
 			e.stopPropagation();
 		}
-		// otherwise set the cancelBubble property of the original event to true (IE)
+
+		// Support: IE
+		// Set the cancelBubble property of the original event to true
 		e.cancelBubble = true;
 	},
 	stopImmediatePropagation: function() {
 		this.isImmediatePropagationStopped = returnTrue;
 		this.stopPropagation();
-	},
-	isDefaultPrevented: returnFalse,
-	isPropagationStopped: returnFalse,
-	isImmediatePropagationStopped: returnFalse
+	}
 };
 
 // Create mouseenter/leave events using mouseover/out and event-time checks
@@ -3420,11 +3413,11 @@ if ( !jQuery.support.submitBubbles ) {
 				// Node name check avoids a VML-related crash in IE (#9807)
 				var elem = e.target,
 					form = jQuery.nodeName( elem, "input" ) || jQuery.nodeName( elem, "button" ) ? elem.form : undefined;
-				if ( form && !jQuery._data( form, "_submit_attached" ) ) {
+				if ( form && !jQuery._data( form, "submitBubbles" ) ) {
 					jQuery.event.add( form, "submit._submit", function( event ) {
 						event._submit_bubble = true;
 					});
-					jQuery._data( form, "_submit_attached", true );
+					jQuery._data( form, "submitBubbles", true );
 				}
 			});
 			// return undefined since we don't need an event listener
@@ -3483,13 +3476,13 @@ if ( !jQuery.support.changeBubbles ) {
 			jQuery.event.add( this, "beforeactivate._change", function( e ) {
 				var elem = e.target;
 
-				if ( rformElems.test( elem.nodeName ) && !jQuery._data( elem, "_change_attached" ) ) {
+				if ( rformElems.test( elem.nodeName ) && !jQuery._data( elem, "changeBubbles" ) ) {
 					jQuery.event.add( elem, "change._change", function( event ) {
 						if ( this.parentNode && !event.isSimulated && !event.isTrigger ) {
 							jQuery.event.simulate( "change", this.parentNode, event, true );
 						}
 					});
-					jQuery._data( elem, "_change_attached", true );
+					jQuery._data( elem, "changeBubbles", true );
 				}
 			});
 		},
@@ -3544,7 +3537,7 @@ jQuery.fn.extend({
 		// Types can be a map of types/handlers
 		if ( typeof types === "object" ) {
 			// ( types-Object, selector, data )
-			if ( typeof selector !== "string" ) { // && selector != null
+			if ( typeof selector !== "string" ) {
 				// ( types-Object, data )
 				data = data || selector;
 				selector = undefined;
@@ -3633,15 +3626,6 @@ jQuery.fn.extend({
 		return this.off( types, null, fn );
 	},
 
-	live: function( types, data, fn ) {
-		jQuery( this.context ).on( types, this.selector, data, fn );
-		return this;
-	},
-	die: function( types, fn ) {
-		jQuery( this.context ).off( types, this.selector || "**", fn );
-		return this;
-	},
-
 	delegate: function( selector, types, data, fn ) {
 		return this.on( types, selector, data, fn );
 	},
@@ -3656,8 +3640,9 @@ jQuery.fn.extend({
 		});
 	},
 	triggerHandler: function( type, data ) {
-		if ( this[0] ) {
-			return jQuery.event.trigger( type, data, this[0], true );
+		var elem = this[0];
+		if ( elem ) {
+			return jQuery.event.trigger( type, data, elem, true );
 		}
 	},
 
@@ -3713,18 +3698,19 @@ var i,
 	contains,
 	sortOrder,
 
+	// Instance-specific data
 	expando = "sizzle" + -(new Date()),
-
-	strundefined = typeof undefined,
-
-	// Used in sorting
-	MAX_NEGATIVE = 1 << 31,
 	preferredDoc = window.document,
-
-	Token = String,
+	support = {},
 	dirruns = 0,
 	done = 0,
-	support = {},
+	classCache = createCache(),
+	tokenCache = createCache(),
+	compilerCache = createCache(),
+
+	// General-purpose constants
+	strundefined = typeof undefined,
+	MAX_NEGATIVE = 1 << 31,
 
 	// Array methods
 	arr = [],
@@ -3743,32 +3729,8 @@ var i,
 		return -1;
 	},
 
-	// Augment a function for special use by Sizzle
-	markFunction = function( fn, value ) {
-		fn[ expando ] = value == null || value;
-		return fn;
-	},
 
-	createCache = function() {
-		var cache = {},
-			keys = [];
-
-		return markFunction(function( key, value ) {
-			// Only keep the most recent entries
-			if ( keys.push( key ) > Expr.cacheLength ) {
-				delete cache[ keys.shift() ];
-			}
-
-			// Retrieve with (key + " ") to avoid collision with native Object.prototype properties (see Issue #157)
-			return (cache[ key + " " ] = value);
-		}, cache );
-	},
-
-	classCache = createCache(),
-	tokenCache = createCache(),
-	compilerCache = createCache(),
-
-	// Regex
+	// Regular expressions
 
 	// Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace
 	whitespace = "[\\x20\\t\\r\\n\\f]",
@@ -3776,7 +3738,7 @@ var i,
 	characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+",
 
 	// Loosely modeled on CSS identifier characters
-	// An unquoted value should be a CSS identifier (http://www.w3.org/TR/css3-selectors/#attribute-selectors)
+	// An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors
 	// Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
 	identifier = characterEncoding.replace( "w", "w#" ),
 
@@ -3799,21 +3761,7 @@ var i,
 	rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
 	rcombinators = new RegExp( "^" + whitespace + "*([\\x20\\t\\r\\n\\f>+~])" + whitespace + "*" ),
 	rpseudo = new RegExp( pseudos ),
-
-	// Easily-parseable/retrievable ID or TAG or CLASS selectors
-	rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,
-
-	rsibling = /[\x20\t\r\n\f]*[+~]/,
-
-	rheader = /h\d/i,
-	rinputs = /input|select|textarea|button/i,
-
-	rnative = /\{\s*\[native code\]\s*\}/,
-
-	rbackslash = /\\(?!\\)/g,
-
-	rescape = /'|\\/g,
-	rattributeQuotes = /\=[\x20\t\r\n\f]*([^'"\]]*)[\x20\t\r\n\f]*\]/g,
+	ridentifier = new RegExp( "^" + identifier + "$" ),
 
 	matchExpr = {
 		"ID": new RegExp( "^#(" + characterEncoding + ")" ),
@@ -3831,29 +3779,31 @@ var i,
 			whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" )
 	},
 
-	/**
-	 * For feature detection
-	 * @param {Function} fn The function to test for native support
-	 */
-	isNative = function( fn ) {
-		return rnative.test( fn + "" );
-	},
+	rsibling = /[\x20\t\r\n\f]*[+~]/,
 
-	/**
-	 * Support testing using an element
-	 * @param {Function} fn Passed the created div and expects a boolean result
-	 */
-	assert = function( fn ) {
-		var div = document.createElement("div");
+	rnative = /\{\s*\[native code\]\s*\}/,
 
-		try {
-			return fn( div );
-		} catch (e) {
-			return false;
-		} finally {
-			// release memory in IE
-			div = null;
-		}
+	// Easily-parseable/retrievable ID or TAG or CLASS selectors
+	rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,
+
+	rinputs = /^(?:input|select|textarea|button)$/i,
+	rheader = /^h\d$/i,
+
+	rescape = /'|\\/g,
+	rattributeQuotes = /\=[\x20\t\r\n\f]*([^'"\]]*)[\x20\t\r\n\f]*\]/g,
+
+	// CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters
+	runescape = /\\([\da-fA-F]{1,6}[\x20\t\r\n\f]?|.)/g,
+	funescape = function( _, escaped ) {
+		var high = "0x" + escaped - 0x10000;
+		// NaN means non-codepoint
+		return high !== high ?
+			escaped :
+			// BMP codepoint
+			high < 0 ?
+				String.fromCharCode( high + 0x10000 ) :
+				// Supplemental Plane codepoint (surrogate pair)
+				String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
 	};
 
 // Use a stripped-down slice if we can't use a native one
@@ -3870,12 +3820,66 @@ try {
 	};
 }
 
+/**
+ * For feature detection
+ * @param {Function} fn The function to test for native support
+ */
+function isNative( fn ) {
+	return rnative.test( fn + "" );
+}
+
+/**
+ * Create key-value caches of limited size
+ * @returns {Function(string, Object)} Returns the Object data after storing it on itself with
+ *	property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
+ *	deleting the oldest entry
+ */
+function createCache() {
+	var cache,
+		keys = [];
+
+	return (cache = function( key, value ) {
+		// Use (key + " ") to avoid collision with native prototype properties (see Issue #157)
+		if ( keys.push( key += " " ) > Expr.cacheLength ) {
+			// Only keep the most recent entries
+			delete cache[ keys.shift() ];
+		}
+		return (cache[ key ] = value);
+	});
+}
+
+/**
+ * Mark a function for special use by Sizzle
+ * @param {Function} fn The function to mark
+ */
+function markFunction( fn ) {
+	fn[ expando ] = true;
+	return fn;
+}
+
+/**
+ * Support testing using an element
+ * @param {Function} fn Passed the created div and expects a boolean result
+ */
+function assert( fn ) {
+	var div = document.createElement("div");
+
+	try {
+		return fn( div );
+	} catch (e) {
+		return false;
+	} finally {
+		// release memory in IE
+		div = null;
+	}
+}
+
 function Sizzle( selector, context, results, seed ) {
 	var match, elem, m, nodeType,
 		// QSA vars
 		i, groups, old, nid, newContext, newSelector;
 
-	if ( context && (( context.ownerDocument || context ) !== document) ) {
+	if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) {
 		setDocument( context );
 	}
 
@@ -3954,7 +3958,7 @@ function Sizzle( selector, context, results, seed ) {
 
 				i = groups.length;
 				while ( i-- ) {
-					groups[i] = nid + groups[i].join("");
+					groups[i] = nid + toSelector( groups[i] );
 				}
 				newContext = rsibling.test( selector ) && context.parentNode || context;
 				newSelector = groups.join(",");
@@ -3996,11 +4000,11 @@ isXML = Sizzle.isXML = function( elem ) {
  * @param {Element|Object} [doc] An element or document object to use to set the document
  * @returns {Object} Returns the current document
  */
-setDocument = Sizzle.setDocument = function( doc ) {
-	doc = doc && doc.ownerDocument || doc || window.document;
+setDocument = Sizzle.setDocument = function( node ) {
+	var doc = node ? node.ownerDocument || node : preferredDoc;
 
 	// If no document and documentElement is available, return
-	if ( !doc || doc.nodeType !== 9 || !doc.documentElement || document === doc ) {
+	if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) {
 		return document;
 	}
 
@@ -4087,7 +4091,7 @@ setDocument = Sizzle.setDocument = function( doc ) {
 			}
 		};
 		Expr.filter["ID"] = function( id ) {
-			var attrId = id.replace( rbackslash, "" );
+			var attrId = id.replace( runescape, funescape );
 			return function( elem ) {
 				return elem.getAttribute("id") === attrId;
 			};
@@ -4105,7 +4109,7 @@ setDocument = Sizzle.setDocument = function( doc ) {
 			}
 		};
 		Expr.filter["ID"] =  function( id ) {
-			var attrId = id.replace( rbackslash, "" );
+			var attrId = id.replace( runescape, funescape );
 			return function( elem ) {
 				var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id");
 				return node && node.value === attrId;
@@ -4189,16 +4193,15 @@ setDocument = Sizzle.setDocument = function( doc ) {
 
 		assert(function( div ) {
 
-			// Opera 10-12/IE9 - ^= $= *= and empty values
+			// Opera 10-12/IE8 - ^= $= *= and empty values
 			// Should not select anything
-			div.innerHTML = "<p test=''></p>";
-			if ( div.querySelectorAll("[test^='']").length ) {
+			div.innerHTML = "<input type='hidden' i=''/>";
+			if ( div.querySelectorAll("[i^='']").length ) {
 				rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:\"\"|'')" );
 			}
 
 			// FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
 			// IE8 throws error here and will not see later tests
-			div.innerHTML = "<input type='hidden'/>";
 			if ( !div.querySelectorAll(":enabled").length ) {
 				rbuggyQSA.push( ":enabled", ":disabled" );
 			}
@@ -4222,7 +4225,7 @@ setDocument = Sizzle.setDocument = function( doc ) {
 
 			// This should fail with an exception
 			// Gecko does not error, returns false instead
-			matches.call( div, "[test!='']:x" );
+			matches.call( div, "[s!='']:x" );
 			rbuggyMatches.push( "!=", pseudos );
 		});
 	}
@@ -4344,12 +4347,12 @@ setDocument = Sizzle.setDocument = function( doc ) {
 };
 
 Sizzle.matches = function( expr, elements ) {
-	return Sizzle( expr, window.document, null, elements );
+	return Sizzle( expr, null, null, elements );
 };
 
 Sizzle.matchesSelector = function( elem, expr ) {
 	// Set document vars if needed
-	if ( elem && (( elem.ownerDocument || elem ) !== document) ) {
+	if ( ( elem.ownerDocument || elem ) !== document ) {
 		setDocument( elem );
 	}
 
@@ -4376,7 +4379,7 @@ Sizzle.matchesSelector = function( elem, expr ) {
 
 Sizzle.contains = function( context, elem ) {
 	// Set document vars if needed
-	if ( context && (( context.ownerDocument || context ) !== document) ) {
+	if ( ( context.ownerDocument || context ) !== document ) {
 		setDocument( context );
 	}
 	return contains( context, elem );
@@ -4386,7 +4389,7 @@ Sizzle.attr = function( elem, name ) {
 	var val;
 
 	// Set document vars if needed
-	if ( elem && (( elem.ownerDocument || elem ) !== document) ) {
+	if ( ( elem.ownerDocument || elem ) !== document ) {
 		setDocument( elem );
 	}
 
@@ -4535,10 +4538,10 @@ Expr = Sizzle.selectors = {
 
 	preFilter: {
 		"ATTR": function( match ) {
-			match[1] = match[1].replace( rbackslash, "" );
+			match[1] = match[1].replace( runescape, funescape );
 
 			// Move the given value to match[3] whether quoted or unquoted
-			match[3] = ( match[4] || match[5] || "" ).replace( rbackslash, "" );
+			match[3] = ( match[4] || match[5] || "" ).replace( runescape, funescape );
 
 			if ( match[2] === "~=" ) {
 				match[3] = " " + match[3] + " ";
@@ -4615,14 +4618,14 @@ Expr = Sizzle.selectors = {
 				return function() { return true; };
 			}
 
-			nodeName = nodeName.replace( rbackslash, "" ).toLowerCase();
+			nodeName = nodeName.replace( runescape, funescape ).toLowerCase();
 			return function( elem ) {
 				return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
 			};
 		},
 
 		"CLASS": function( className ) {
-			var pattern = classCache[ expando ][ className + " " ];
+			var pattern = classCache[ className + " " ];
 
 			return pattern ||
 				(pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) &&
@@ -4824,6 +4827,34 @@ Expr = Sizzle.selectors = {
 			};
 		}),
 
+		// "Whether an element is represented by a :lang() selector
+		// is based solely on the element's language value
+		// being equal to the identifier C,
+		// or beginning with the identifier C immediately followed by "-".
+		// The matching of C against the element's language value is performed case-insensitively.
+		// The identifier C does not have to be a valid language name."
+		// http://www.w3.org/TR/selectors/#lang-pseudo
+		"lang": markFunction( function( lang ) {
+			// lang value must be a valid identifider
+			if ( !ridentifier.test(lang || "") ) {
+				Sizzle.error( "unsupported lang: " + lang );
+			}
+			lang = lang.replace( runescape, funescape ).toLowerCase();
+			return function( elem ) {
+				var elemLang;
+				do {
+					if ( (elemLang = documentIsXML ?
+						elem.getAttribute("xml:lang") || elem.getAttribute("lang") :
+						elem.lang) ) {
+
+						elemLang = elemLang.toLowerCase();
+						return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0;
+					}
+				} while ( (elem = elem.parentNode) && elem.nodeType === 1 );
+				return false;
+			};
+		}),
+
 		// Miscellaneous
 		"target": function( elem ) {
 			var hash = window.location && window.location.hash;
@@ -4964,7 +4995,7 @@ for ( i in { submit: true, reset: true } ) {
 function tokenize( selector, parseOnly ) {
 	var matched, match, tokens, type,
 		soFar, groups, preFilters,
-		cached = tokenCache[ expando ][ selector + " " ];
+		cached = tokenCache[ selector + " " ];
 
 	if ( cached ) {
 		return parseOnly ? 0 : cached.slice( 0 );
@@ -4989,22 +5020,26 @@ function tokenize( selector, parseOnly ) {
 
 		// Combinators
 		if ( (match = rcombinators.exec( soFar )) ) {
-			tokens.push( matched = new Token( match.shift() ) );
+			matched = match.shift();
+			tokens.push( {
+				value: matched,
+				// Cast descendant combinators to space
+				type: match[0].replace( rtrim, " " )
+			} );
 			soFar = soFar.slice( matched.length );
-
-			// Cast descendant combinators to space
-			matched.type = match[0].replace( rtrim, " " );
 		}
 
 		// Filters
 		for ( type in Expr.filter ) {
 			if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] ||
 				(match = preFilters[ type ]( match ))) ) {
-
-				tokens.push( matched = new Token( match.shift() ) );
+				matched = match.shift();
+				tokens.push( {
+					value: matched,
+					type: type,
+					matches: match
+				} );
 				soFar = soFar.slice( matched.length );
-				matched.type = type;
-				matched.matches = match;
 			}
 		}
 
@@ -5024,6 +5059,16 @@ function tokenize( selector, parseOnly ) {
 			tokenCache( selector, groups ).slice( 0 );
 }
 
+function toSelector( tokens ) {
+	var i = 0,
+		len = tokens.length,
+		selector = "";
+	for ( ; i < len; i++ ) {
+		selector += tokens[i].value;
+	}
+	return selector;
+}
+
 function addCombinator( matcher, combinator, base ) {
 	var dir = combinator.dir,
 		checkNonElements = base && combinator.dir === "parentNode",
@@ -5240,11 +5285,11 @@ function matcherFromTokens( tokens ) {
 				}
 				return setMatcher(
 					i > 1 && elementMatcher( matchers ),
-					i > 1 && tokens.slice( 0, i - 1 ).join("").replace( rtrim, "$1" ),
+					i > 1 && toSelector( tokens.slice( 0, i - 1 ) ).replace( rtrim, "$1" ),
 					matcher,
 					i < j && matcherFromTokens( tokens.slice( i, j ) ),
 					j < len && matcherFromTokens( (tokens = tokens.slice( j )) ),
-					j < len && tokens.join("")
+					j < len && toSelector( tokens )
 				);
 			}
 			matchers.push( matcher );
@@ -5357,7 +5402,7 @@ compile = Sizzle.compile = function( selector, group /* Internal Use Only */ ) {
 	var i,
 		setMatchers = [],
 		elementMatchers = [],
-		cached = compilerCache[ expando ][ selector + " " ];
+		cached = compilerCache[ selector + " " ];
 
 	if ( !cached ) {
 		// Generate a function of recursive functions that can be used to check each element
@@ -5403,12 +5448,12 @@ function select( selector, context, results, seed ) {
 					context.nodeType === 9 && !documentIsXML &&
 					Expr.relative[ tokens[1].type ] ) {
 
-				context = Expr.find["ID"]( token.matches[0].replace( rbackslash, "" ), context )[0];
+				context = Expr.find["ID"]( token.matches[0].replace( runescape, funescape ), context )[0];
 				if ( !context ) {
 					return results;
 				}
 
-				selector = selector.slice( tokens.shift().length );
+				selector = selector.slice( tokens.shift().value.length );
 			}
 
 			// Fetch a seed set for right-to-left matching
@@ -5422,13 +5467,13 @@ function select( selector, context, results, seed ) {
 				if ( (find = Expr.find[ type ]) ) {
 					// Search, expanding context for leading sibling combinators
 					if ( (seed = find(
-						token.matches[0].replace( rbackslash, "" ),
+						token.matches[0].replace( runescape, funescape ),
 						rsibling.test( tokens[0].type ) && context.parentNode || context
 					)) ) {
 
 						// If seed is empty or no tokens remain, we can return early
 						tokens.splice( i, 1 );
-						selector = seed.length && tokens.join("");
+						selector = seed.length && toSelector( tokens );
 						if ( !selector ) {
 							push.apply( results, slice.call( seed, 0 ) );
 							return results;
@@ -5780,19 +5825,21 @@ var nodeNames = "abbr|article|aside|audio|bdi|canvas|data|datalist|details|figca
 	rscriptType = /^$|\/(?:java|ecma)script/i,
 	rscriptTypeMasked = /^true\/(.*)/,
 	rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g,
+
+	// We have to close these tags to support XHTML (#13200)
 	wrapMap = {
-		option: [ 1, "<select multiple='multiple'>" ],
-		legend: [ 1, "<fieldset>" ],
-		area: [ 1, "<map>" ],
-		param: [ 1, "<object>" ],
-		thead: [ 1, "<table>"  ],
-		tr: [ 2, "<table><tbody>" ],
-		col: [ 2, "<table><tbody></tbody><colgroup>", "</table>" ],
-		td: [ 3, "<table><tbody><tr>" ],
+		option: [ 1, "<select multiple='multiple'>", "</select>" ],
+		legend: [ 1, "<fieldset>", "</fieldset>" ],
+		area: [ 1, "<map>", "</map>" ],
+		param: [ 1, "<object>", "</object>" ],
+		thead: [ 1, "<table>", "</table>" ],
+		tr: [ 2, "<table><tbody>", "</tbody></table>" ],
+		col: [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ],
+		td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],
 
 		// IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags,
 		// unless wrapped in a div with non-breaking characters in front of it.
-		_default: jQuery.support.htmlSerialize ? [ 0, "" ] : [ 1, "X<div>"  ]
+		_default: jQuery.support.htmlSerialize ? [ 0, "", "" ] : [ 1, "X<div>", "</div>"  ]
 	},
 	safeFragment = createSafeFragment( document ),
 	fragmentDiv = safeFragment.appendChild( document.createElement("div") );
@@ -5944,6 +5991,12 @@ jQuery.fn.extend({
 			while ( elem.firstChild ) {
 				elem.removeChild( elem.firstChild );
 			}
+
+			// If this is a select, ensure that it displays empty (#12336)
+			// Support: IE<9
+			if ( elem.options && jQuery.nodeName( elem, "select" ) ) {
+				elem.options.length = 0;
+			}
 		}
 
 		return this;
@@ -6038,25 +6091,24 @@ jQuery.fn.extend({
 		var fragment, first, scripts, hasScripts, node, doc,
 			i = 0,
 			l = this.length,
+			set = this,
 			iNoClone = l - 1,
 			value = args[0],
 			isFunction = jQuery.isFunction( value );
 
 		// We can't cloneNode fragments that contain checked, in WebKit
 		if ( isFunction || !( l <= 1 || typeof value !== "string" || jQuery.support.checkClone || !rchecked.test( value ) ) ) {
-			return this.each(function() {
-				var self = jQuery( this );
+			return this.each(function( index ) {
+				var self = set.eq( index );
 				if ( isFunction ) {
-					args[0] = value.call( this, i, table ? self.html() : undefined );
+					args[0] = value.call( this, index, table ? self.html() : undefined );
 				}
 				self.domManip( args, table, callback );
 			});
 		}
 
-		if ( this[0] ) {
-			doc = this[0].ownerDocument;
-			fragment = doc.createDocumentFragment();
-			jQuery.clean( args, doc, fragment, undefined, this );
+		if ( l ) {
+			fragment = jQuery.buildFragment( args, this[ 0 ].ownerDocument, false, this );
 			first = fragment.firstChild;
 
 			if ( fragment.childNodes.length === 1 ) {
@@ -6301,7 +6353,7 @@ function getAll( context, tag ) {
 		found;
 }
 
-// Used in clean, fixes the defaultChecked property
+// Used in buildFragment, fixes the defaultChecked property
 function fixDefaultChecked( elem ) {
 	if ( manipulation_rcheckableType.test( elem.type ) ) {
 		elem.defaultChecked = elem.checked;
@@ -6364,36 +6416,38 @@ jQuery.extend({
 		return clone;
 	},
 
-	clean: function( elems, context, fragment, scripts, selection ) {
-		var elem, i, j, tmp, tag, wrap, tbody,
-			ret = [],
-			safe = context === document && safeFragment;
+	buildFragment: function( elems, context, scripts, selection ) {
+		var contains, elem, tag, tmp, wrap, tbody, j,
+			l = elems.length,
 
-		// Ensure that context is a document
-		if ( !context || typeof context.createDocumentFragment === "undefined" ) {
-			context = document;
-		}
+			// Ensure a safe fragment
+			safe = createSafeFragment( context ),
+
+			nodes = [],
+			i = 0;
+
+		for ( ; i < l; i++ ) {
+			elem = elems[ i ];
 
-		for ( i = 0; (elem = elems[i]) != null; i++ ) {
 			if ( elem || elem === 0 ) {
+
 				// Add nodes directly
 				if ( jQuery.type( elem ) === "object" ) {
-					jQuery.merge( ret, elem.nodeType ? [ elem ] : elem );
+					jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem );
 
 				// Convert non-html into a text node
 				} else if ( !rhtml.test( elem ) ) {
-					ret.push( context.createTextNode( elem ) );
+					nodes.push( context.createTextNode( elem ) );
 
 				// Convert html into DOM nodes
 				} else {
-					// Ensure a safe container
-					safe = safe || createSafeFragment( context );
 					tmp = tmp || safe.appendChild( context.createElement("div") );
 
 					// Deserialize a standard representation
 					tag = ( rtagName.exec( elem ) || ["", ""] )[1].toLowerCase();
 					wrap = wrapMap[ tag ] || wrapMap._default;
-					tmp.innerHTML = wrap[1] + elem.replace( rxhtmlTag, "<$1></$2>" ) + ( wrap[2] || "" );
+
+					tmp.innerHTML = wrap[1] + elem.replace( rxhtmlTag, "<$1></$2>" ) + wrap[2];
 
 					// Descend through wrappers to the right content
 					j = wrap[0];
@@ -6403,7 +6457,7 @@ jQuery.extend({
 
 					// Manually add leading whitespace removed by IE
 					if ( !jQuery.support.leadingWhitespace && rleadingWhitespace.test( elem ) ) {
-						ret.push( context.createTextNode( rleadingWhitespace.exec( elem )[0] ) );
+						nodes.push( context.createTextNode( rleadingWhitespace.exec( elem )[0] ) );
 					}
 
 					// Remove IE's autoinserted <tbody> from table fragments
@@ -6426,7 +6480,7 @@ jQuery.extend({
 						}
 					}
 
-					jQuery.merge( ret, tmp.childNodes );
+					jQuery.merge( nodes, tmp.childNodes );
 
 					// Fix #12392 for WebKit and IE > 9
 					tmp.textContent = "";
@@ -6442,7 +6496,7 @@ jQuery.extend({
 			}
 		}
 
-		// Fix #11356: Clear elements from safeFragment
+		// Fix #11356: Clear elements from fragment
 		if ( tmp ) {
 			safe.removeChild( tmp );
 		}
@@ -6450,40 +6504,42 @@ jQuery.extend({
 		// Reset defaultChecked for any radios and checkboxes
 		// about to be appended to the DOM in IE 6/7 (#8060)
 		if ( !jQuery.support.appendChecked ) {
-			jQuery.grep( getAll( ret, "input" ), fixDefaultChecked );
+			jQuery.grep( getAll( nodes, "input" ), fixDefaultChecked );
 		}
 
-		if ( fragment ) {
-			for ( i = 0; (elem = ret[i]) != null; i++ ) {
-				safe = jQuery.contains( elem.ownerDocument, elem );
+		i = 0;
+		while ( (elem = nodes[ i++ ]) ) {
 
-				// Append to fragment
-				// #4087 - If origin and destination elements are the same, and this is
-				// that element, do not append to fragment
-				if ( !selection || jQuery.inArray( elem, selection ) === -1 ) {
-					fragment.appendChild( elem );
-				}
-				tmp = getAll( elem, "script" );
+			// #4087 - If origin and destination elements are the same, and this is
+			// that element, do not do anything
+			if ( selection && jQuery.inArray( elem, selection ) !== -1 ) {
+				continue;
+			}
 
-				// Preserve script evaluation history
-				if ( safe ) {
-					setGlobalEval( tmp );
-				}
+			contains = jQuery.contains( elem.ownerDocument, elem );
 
-				// Capture executables
-				if ( scripts ) {
-					for ( j = 0; (elem = tmp[j]) != null; j++ ) {
-						if ( rscriptType.test( elem.type || "" ) ) {
-							scripts.push( elem );
-						}
+			// Append to fragment
+			tmp = getAll( safe.appendChild( elem ), "script" );
+
+			// Preserve script evaluation history
+			if ( contains ) {
+				setGlobalEval( tmp );
+			}
+
+			// Capture executables
+			if ( scripts ) {
+				j = 0;
+				while ( (elem = tmp[ j++ ]) ) {
+					if ( rscriptType.test( elem.type || "" ) ) {
+						scripts.push( elem );
 					}
 				}
 			}
 		}
 
-		elem = tmp = safe = null;
+		tmp = null;
 
-		return ret;
+		return safe;
 	},
 
 	cleanData: function( elems, /* internal */ acceptData ) {
@@ -6525,7 +6581,7 @@ jQuery.extend({
 						if ( deleteExpando ) {
 							delete elem[ internalKey ];
 
-						} else if ( elem.removeAttribute ) {
+						} else if ( typeof elem.removeAttribute !== "undefined" ) {
 							elem.removeAttribute( internalKey );
 
 						} else {
@@ -6754,8 +6810,8 @@ jQuery.extend({
 
 			// Fixes #8908, it can be done more correctly by specifing setters in cssHooks,
 			// but it would mean to define eight (for every problematic property) identical functions
-			if ( value === "" && name.indexOf("background") === 0 ) {
-				value = " ";
+			if ( !jQuery.support.clearCloneStyle && value === "" && name.indexOf("background") === 0 ) {
+				style[ name ] = "inherit";
 			}
 
 			// If a hook was provided, use that value, otherwise just set the specified value
@@ -7309,7 +7365,7 @@ var
 	// Document location
 	ajaxLocParts,
 	ajaxLocation,
-
+	
 	ajax_nonce = jQuery.now(),
 
 	ajax_rquery = /\?/,
@@ -8609,6 +8665,7 @@ function createTweens( animation, props ) {
 
 function Animation( elem, properties, options ) {
 	var result,
+		stopped,
 		index = 0,
 		length = animationPrefilters.length,
 		deferred = jQuery.Deferred().always( function() {
@@ -8616,6 +8673,9 @@ function Animation( elem, properties, options ) {
 			delete tick.elem;
 		}),
 		tick = function() {
+			if ( stopped ) {
+				return false;
+			}
 			var currentTime = fxNow || createFxNow(),
 				remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ),
 				// archaic crash bug won't allow us to use 1 - ( 0.5 || 0 ) (#12497)
@@ -8657,7 +8717,10 @@ function Animation( elem, properties, options ) {
 					// if we are going to the end, we want to run all the tweens
 					// otherwise we skip this part
 					length = gotoEnd ? animation.tweens.length : 0;
-
+				if ( stopped ) {
+					return this;
+				}
+				stopped = true;
 				for ( ; index < length ; index++ ) {
 					animation.tweens[ index ].run( 1 );
 				}
@@ -8691,9 +8754,9 @@ function Animation( elem, properties, options ) {
 
 	jQuery.fx.timer(
 		jQuery.extend( tick, {
+			elem: elem,
 			anim: animation,
-			queue: animation.opts.queue,
-			elem: elem
+			queue: animation.opts.queue
 		})
 	);
 
@@ -9014,12 +9077,15 @@ jQuery.fn.extend({
 			doAnimation = function() {
 				// Operate on a copy of prop so per-property easing won't be lost
 				var anim = Animation( this, jQuery.extend( {}, prop ), optall );
-
-				// Empty animations resolve immediately
-				if ( empty ) {
+				doAnimation.finish = function() {
+					anim.stop( true );
+				};
+				// Empty animations, or finishing resolves immediately
+				if ( empty || jQuery._data( this, "finish" ) ) {
 					anim.stop( true );
 				}
 			};
+			doAnimation.finish = doAnimation;
 
 		return empty || optall.queue === false ?
 			this.each( doAnimation ) :
@@ -9074,6 +9140,47 @@ jQuery.fn.extend({
 				jQuery.dequeue( this, type );
 			}
 		});
+	},
+	finish: function( type ) {
+		if ( type !== false ) {
+			type = type || "fx";
+		}
+		return this.each(function() {
+			var index,
+				data = jQuery._data( this ),
+				queue = data[ type + "queue" ],
+				hooks = data[ type + "queueHooks" ],
+				timers = jQuery.timers,
+				length = queue ? queue.length : 0;
+
+			// enable finishing flag on private data
+			data.finish = true;
+
+			// empty the queue first
+			jQuery.queue( this, type, [] );
+
+			if ( hooks && hooks.cur && hooks.cur.finish ) {
+				hooks.cur.finish.call( this );
+			}
+
+			// look for any active animations, and finish them
+			for ( index = timers.length; index--; ) {
+				if ( timers[ index ].elem === this && timers[ index ].queue === type ) {
+					timers[ index ].anim.stop( true );
+					timers.splice( index, 1 );
+				}
+			}
+
+			// look for any animations in the old queue and finish them
+			for ( index = 0; index < length; index++ ) {
+				if ( queue[ index ] && queue[ index ].finish ) {
+					queue[ index ].finish.call( this );
+				}
+			}
+
+			// turn off finishing flag
+			delete data.finish;
+		});
 	}
 });
 
diff --git a/wp-includes/script-loader.php b/wp-includes/script-loader.php
index 1e11ccda19..099ced0f3e 100644
--- a/wp-includes/script-loader.php
+++ b/wp-includes/script-loader.php
@@ -126,8 +126,8 @@ function wp_default_scripts( &$scripts ) {
 
 	// jQuery
 	$scripts->add( 'jquery', false, array( 'jquery-core', 'jquery-migrate' ) );
-	$scripts->add( 'jquery-core', '/wp-includes/js/jquery/jquery.js', array(), '1.9.0b1' );
-	$scripts->add( 'jquery-migrate', '/wp-includes/js/jquery/jquery-migrate.js', array(), '1.0.0b1' );
+	$scripts->add( 'jquery-core', '/wp-includes/js/jquery/jquery.js', array(), '1.9.0' );
+	$scripts->add( 'jquery-migrate', '/wp-includes/js/jquery/jquery-migrate.js', array(), '1.0.0' );
 
 	// full jQuery UI
 	$scripts->add( 'jquery-ui-core', '/wp-includes/js/jquery/ui/jquery.ui.core.min.js', array('jquery'), '1.9.2', 1 );