diff --git a/README.md b/README.md
index 3c2d7df0..572b5bce 100644
--- a/README.md
+++ b/README.md
@@ -63,12 +63,13 @@ It profits from these great projects:
 ### develop branch
 
 * removes `aai` mode!
+* drops support for IE7+8!
 * adds smart browsing
 * add line wrap and line highlighting (on hover) to text preview
 * new design (colors, images)
 * now uses `SVG` images for the interface
 * updates H5BP to 4.2.0
-* updates jQuery to 1.10.2
+* updates jQuery to 2.0.3
 * adds `uk` translation by Viktor Matveenko
 
 
diff --git a/src/_h5ai/client/css/inc/bottombar.less b/src/_h5ai/client/css/inc/bottombar.less
index 16a3c054..06daa585 100644
--- a/src/_h5ai/client/css/inc/bottombar.less
+++ b/src/_h5ai/client/css/inc/bottombar.less
@@ -45,7 +45,7 @@
 		color: @col-error;
 		margin-left: 16px;
 	}
-	.oldBrowser {
+	.unsupportedBrowserMsg {
 		display: none;
 		color: @col-error;
 		margin-left: 16px;
diff --git a/src/_h5ai/client/css/inc/general.less b/src/_h5ai/client/css/inc/general.less
index 58b1c6c5..9342f107 100644
--- a/src/_h5ai/client/css/inc/general.less
+++ b/src/_h5ai/client/css/inc/general.less
@@ -52,7 +52,7 @@ html.js .hideOnJs, html.no-js .hideOnNoJs {
 	display: none;
 }
 html.oldie {
-	.oldBrowser {
+	.unsupportedBrowserMsg {
 		display: inline !important;
 	}
 	#tree {
diff --git a/src/_h5ai/client/js/lib/jquery-1.10.2.js b/src/_h5ai/client/js/lib/jquery-2.0.3.js
similarity index 78%
rename from src/_h5ai/client/js/lib/jquery-1.10.2.js
rename to src/_h5ai/client/js/lib/jquery-2.0.3.js
index c5c64825..ebc6c187 100644
--- a/src/_h5ai/client/js/lib/jquery-1.10.2.js
+++ b/src/_h5ai/client/js/lib/jquery-2.0.3.js
@@ -1,5 +1,5 @@
 /*!
- * jQuery JavaScript Library v1.10.2
+ * jQuery JavaScript Library v2.0.3
  * http://jquery.com/
  *
  * Includes Sizzle.js
@@ -9,7 +9,7 @@
  * Released under the MIT license
  * http://jquery.org/license
  *
- * Date: 2013-07-03T13:48Z
+ * Date: 2013-07-03T13:30Z
  */
 (function( window, undefined ) {
 
@@ -19,13 +19,13 @@
 // Support: Firefox 18+
 //"use strict";
 var
-	// The deferred used on DOM ready
-	readyList,
-
 	// A central reference to the root jQuery(document)
 	rootjQuery,
 
-	// Support: IE<10
+	// The deferred used on DOM ready
+	readyList,
+
+	// Support: IE9
 	// For `typeof xmlNode.method` instead of `xmlNode.method !== undefined`
 	core_strundefined = typeof undefined,
 
@@ -46,7 +46,7 @@ var
 	// List of deleted data cache ids, so we can reuse them
 	core_deletedIds = [],
 
-	core_version = "1.10.2",
+	core_version = "2.0.3",
 
 	// Save a reference to some core methods
 	core_concat = core_deletedIds.concat,
@@ -69,9 +69,6 @@ var
 	// Used for splitting on whitespace
 	core_rnotwhite = /\S+/g,
 
-	// Make sure we trim BOM and NBSP (here's looking at you, Safari 5.0 and IE)
-	rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g,
-
 	// A simple way to check for HTML strings
 	// Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
 	// Strict HTML recognition (#11290: must start with <)
@@ -80,12 +77,6 @@ var
 	// Match a standalone tag
 	rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>|)$/,
 
-	// JSON RegExp
-	rvalidchars = /^[\],:{}\s]*$/,
-	rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g,
-	rvalidescape = /\\(?:["\\\/bfnrt]|u[\da-fA-F]{4})/g,
-	rvalidtokens = /"[^"\\\r\n]*"|true|false|null|-?(?:\d+\.|)\d+(?:[eE][+-]?\d+|)/g,
-
 	// Matches dashed string for camelizing
 	rmsPrefix = /^-ms-/,
 	rdashAlpha = /-([\da-z])/gi,
@@ -95,25 +86,11 @@ var
 		return letter.toUpperCase();
 	},
 
-	// The ready event handler
-	completed = function( event ) {
-
-		// readyState === "complete" is good enough for us to call the dom ready in oldIE
-		if ( document.addEventListener || event.type === "load" || document.readyState === "complete" ) {
-			detach();
-			jQuery.ready();
-		}
-	},
-	// Clean-up method for dom ready events
-	detach = function() {
-		if ( document.addEventListener ) {
-			document.removeEventListener( "DOMContentLoaded", completed, false );
-			window.removeEventListener( "load", completed, false );
-
-		} else {
-			document.detachEvent( "onreadystatechange", completed );
-			window.detachEvent( "onload", completed );
-		}
+	// The ready event handler and self cleanup method
+	completed = function() {
+		document.removeEventListener( "DOMContentLoaded", completed, false );
+		window.removeEventListener( "load", completed, false );
+		jQuery.ready();
 	};
 
 jQuery.fn = jQuery.prototype = {
@@ -176,13 +153,7 @@ jQuery.fn = jQuery.prototype = {
 					// Check parentNode to catch when Blackberry 4.6 returns
 					// nodes that are no longer in the document #6963
 					if ( elem && elem.parentNode ) {
-						// Handle the case where IE and Opera return items
-						// by name instead of ID
-						if ( elem.id !== match[2] ) {
-							return rootjQuery.find( selector );
-						}
-
-						// Otherwise, we inject the element directly into the jQuery object
+						// Inject the element directly into the jQuery object
 						this.length = 1;
 						this[0] = elem;
 					}
@@ -312,7 +283,7 @@ jQuery.fn = jQuery.prototype = {
 jQuery.fn.init.prototype = jQuery.fn;
 
 jQuery.extend = jQuery.fn.extend = function() {
-	var src, copyIsArray, copy, name, options, clone,
+	var options, name, src, copy, copyIsArray, clone,
 		target = arguments[0] || {},
 		i = 1,
 		length = arguments.length,
@@ -377,7 +348,6 @@ jQuery.extend = jQuery.fn.extend = function() {
 
 jQuery.extend({
 	// Unique for each copy of jQuery on the page
-	// Non-digits removed to match rinlinejQuery
 	expando: "jQuery" + ( core_version + Math.random() ).replace( /\D/g, "" ),
 
 	noConflict: function( deep ) {
@@ -416,11 +386,6 @@ jQuery.extend({
 			return;
 		}
 
-		// Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443).
-		if ( !document.body ) {
-			return setTimeout( jQuery.ready );
-		}
-
 		// Remember that the DOM is ready
 		jQuery.isReady = true;
 
@@ -445,13 +410,10 @@ jQuery.extend({
 		return jQuery.type(obj) === "function";
 	},
 
-	isArray: Array.isArray || function( obj ) {
-		return jQuery.type(obj) === "array";
-	},
+	isArray: Array.isArray,
 
 	isWindow: function( obj ) {
-		/* jshint eqeqeq: false */
-		return obj != null && obj == obj.window;
+		return obj != null && obj === obj.window;
 	},
 
 	isNumeric: function( obj ) {
@@ -462,46 +424,37 @@ jQuery.extend({
 		if ( obj == null ) {
 			return String( obj );
 		}
+		// Support: Safari <= 5.1 (functionish RegExp)
 		return typeof obj === "object" || typeof obj === "function" ?
 			class2type[ core_toString.call(obj) ] || "object" :
 			typeof obj;
 	},
 
 	isPlainObject: function( obj ) {
-		var key;
-
-		// Must be an Object.
-		// Because of IE, we also have to check the presence of the constructor property.
-		// Make sure that DOM nodes and window objects don't pass through, as well
-		if ( !obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) {
+		// Not plain objects:
+		// - Any object or value whose internal [[Class]] property is not "[object Object]"
+		// - DOM nodes
+		// - window
+		if ( jQuery.type( obj ) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) {
 			return false;
 		}
 
+		// Support: Firefox <20
+		// The try/catch suppresses exceptions thrown when attempting to access
+		// the "constructor" property of certain host objects, ie. |window.location|
+		// https://bugzilla.mozilla.org/show_bug.cgi?id=814622
 		try {
-			// Not own constructor property must be Object
 			if ( obj.constructor &&
-				!core_hasOwn.call(obj, "constructor") &&
-				!core_hasOwn.call(obj.constructor.prototype, "isPrototypeOf") ) {
+					!core_hasOwn.call( obj.constructor.prototype, "isPrototypeOf" ) ) {
 				return false;
 			}
 		} catch ( e ) {
-			// IE8,9 Will throw exceptions on certain host objects #9897
 			return false;
 		}
 
-		// Support: IE<9
-		// Handle iteration over inherited properties before own properties.
-		if ( jQuery.support.ownLast ) {
-			for ( key in obj ) {
-				return core_hasOwn.call( obj, key );
-			}
-		}
-
-		// Own properties are enumerated firstly, so to speed up,
-		// if last one is own, then all properties are own.
-		for ( key in obj ) {}
-
-		return key === undefined || core_hasOwn.call( obj, key );
+		// If the function hasn't returned already, we're confident that
+		// |obj| is a plain object, created by {} or constructed with new Object
+		return true;
 	},
 
 	isEmptyObject: function( obj ) {
@@ -538,41 +491,15 @@ jQuery.extend({
 		}
 
 		parsed = jQuery.buildFragment( [ data ], context, scripts );
+
 		if ( scripts ) {
 			jQuery( scripts ).remove();
 		}
+
 		return jQuery.merge( [], parsed.childNodes );
 	},
 
-	parseJSON: function( data ) {
-		// Attempt to parse using the native JSON parser first
-		if ( window.JSON && window.JSON.parse ) {
-			return window.JSON.parse( data );
-		}
-
-		if ( data === null ) {
-			return data;
-		}
-
-		if ( typeof data === "string" ) {
-
-			// Make sure leading/trailing whitespace is removed (IE can't handle it)
-			data = jQuery.trim( data );
-
-			if ( data ) {
-				// Make sure the incoming data is actual JSON
-				// Logic borrowed from http://json.org/json2.js
-				if ( rvalidchars.test( data.replace( rvalidescape, "@" )
-					.replace( rvalidtokens, "]" )
-					.replace( rvalidbraces, "")) ) {
-
-					return ( new Function( "return " + data ) )();
-				}
-			}
-		}
-
-		jQuery.error( "Invalid JSON: " + data );
-	},
+	parseJSON: JSON.parse,
 
 	// Cross-browser xml parsing
 	parseXML: function( data ) {
@@ -580,19 +507,16 @@ jQuery.extend({
 		if ( !data || typeof data !== "string" ) {
 			return null;
 		}
+
+		// Support: IE9
 		try {
-			if ( window.DOMParser ) { // Standard
-				tmp = new DOMParser();
-				xml = tmp.parseFromString( data , "text/xml" );
-			} else { // IE
-				xml = new ActiveXObject( "Microsoft.XMLDOM" );
-				xml.async = "false";
-				xml.loadXML( data );
-			}
-		} catch( e ) {
+			tmp = new DOMParser();
+			xml = tmp.parseFromString( data , "text/xml" );
+		} catch ( e ) {
 			xml = undefined;
 		}
-		if ( !xml || !xml.documentElement || xml.getElementsByTagName( "parsererror" ).length ) {
+
+		if ( !xml || xml.getElementsByTagName( "parsererror" ).length ) {
 			jQuery.error( "Invalid XML: " + data );
 		}
 		return xml;
@@ -601,16 +525,25 @@ jQuery.extend({
 	noop: function() {},
 
 	// Evaluates a script in a global context
-	// Workarounds based on findings by Jim Driscoll
-	// http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context
-	globalEval: function( data ) {
-		if ( data && jQuery.trim( data ) ) {
-			// We use execScript on Internet Explorer
-			// We use an anonymous function so that context is window
-			// rather than jQuery in Firefox
-			( window.execScript || function( data ) {
-				window[ "eval" ].call( window, data );
-			} )( data );
+	globalEval: function( code ) {
+		var script,
+				indirect = eval;
+
+		code = jQuery.trim( code );
+
+		if ( code ) {
+			// If the code includes a valid, prologue position
+			// strict mode pragma, execute code by injecting a
+			// script tag into the document.
+			if ( code.indexOf("use strict") === 1 ) {
+				script = document.createElement("script");
+				script.text = code;
+				document.head.appendChild( script ).parentNode.removeChild( script );
+			} else {
+			// Otherwise, avoid the DOM node creation, insertion
+			// and removal by using an indirect global eval
+				indirect( code );
+			}
 		}
 	},
 
@@ -674,20 +607,9 @@ jQuery.extend({
 		return obj;
 	},
 
-	// Use native String.trim function wherever possible
-	trim: core_trim && !core_trim.call("\uFEFF\xA0") ?
-		function( text ) {
-			return text == null ?
-				"" :
-				core_trim.call( text );
-		} :
-
-		// Otherwise use our own trimming functionality
-		function( text ) {
-			return text == null ?
-				"" :
-				( text + "" ).replace( rtrim, "" );
-		},
+	trim: function( text ) {
+		return text == null ? "" : core_trim.call( text );
+	},
 
 	// results is for internal usage only
 	makeArray: function( arr, results ) {
@@ -708,25 +630,7 @@ jQuery.extend({
 	},
 
 	inArray: function( elem, arr, i ) {
-		var len;
-
-		if ( arr ) {
-			if ( core_indexOf ) {
-				return core_indexOf.call( arr, elem, i );
-			}
-
-			len = arr.length;
-			i = i ? i < 0 ? Math.max( 0, len + i ) : i : 0;
-
-			for ( ; i < len; i++ ) {
-				// Skip accessing in sparse arrays
-				if ( i in arr && arr[ i ] === elem ) {
-					return i;
-				}
-			}
-		}
-
-		return -1;
+		return arr == null ? -1 : core_indexOf.call( arr, elem, i );
 	},
 
 	merge: function( first, second ) {
@@ -807,7 +711,7 @@ jQuery.extend({
 	// Bind a function to a context, optionally partially applying any
 	// arguments.
 	proxy: function( fn, context ) {
-		var args, proxy, tmp;
+		var tmp, args, proxy;
 
 		if ( typeof context === "string" ) {
 			tmp = fn[ context ];
@@ -886,9 +790,7 @@ jQuery.extend({
 				length ? fn( elems[0], key ) : emptyGet;
 	},
 
-	now: function() {
-		return ( new Date() ).getTime();
-	},
+	now: Date.now,
 
 	// A method for quickly swapping in/out CSS properties to get correct calculations.
 	// Note: this method belongs to the css module but it's needed here for the support module.
@@ -926,50 +828,13 @@ jQuery.ready.promise = function( obj ) {
 			// Handle it asynchronously to allow scripts the opportunity to delay ready
 			setTimeout( jQuery.ready );
 
-		// Standards-based browsers support DOMContentLoaded
-		} else if ( document.addEventListener ) {
+		} else {
+
 			// Use the handy event callback
 			document.addEventListener( "DOMContentLoaded", completed, false );
 
 			// A fallback to window.onload, that will always work
 			window.addEventListener( "load", completed, false );
-
-		// If IE event model is used
-		} else {
-			// Ensure firing before onload, maybe late but safe also for iframes
-			document.attachEvent( "onreadystatechange", completed );
-
-			// A fallback to window.onload, that will always work
-			window.attachEvent( "onload", completed );
-
-			// If IE and not a frame
-			// continually check to see if the document is ready
-			var top = false;
-
-			try {
-				top = window.frameElement == null && document.documentElement;
-			} catch(e) {}
-
-			if ( top && top.doScroll ) {
-				(function doScrollCheck() {
-					if ( !jQuery.isReady ) {
-
-						try {
-							// Use the trick by Diego Perini
-							// http://javascript.nwbox.com/IEContentLoaded/
-							top.doScroll("left");
-						} catch(e) {
-							return setTimeout( doScrollCheck, 50 );
-						}
-
-						// detach all dom ready events
-						detach();
-
-						// and execute any waiting functions
-						jQuery.ready();
-					}
-				})();
-			}
 		}
 	}
 	return readyList.promise( obj );
@@ -1000,14 +865,14 @@ function isArraylike( obj ) {
 // All jQuery objects should point back to these
 rootjQuery = jQuery(document);
 /*!
- * Sizzle CSS Selector Engine v1.10.2
+ * Sizzle CSS Selector Engine v1.9.4-pre
  * http://sizzlejs.com/
  *
  * Copyright 2013 jQuery Foundation, Inc. and other contributors
  * Released under the MIT license
  * http://jquery.org/license
  *
- * Date: 2013-07-03
+ * Date: 2013-06-03
  */
 (function( window, undefined ) {
 
@@ -3020,18 +2885,18 @@ jQuery.Callbacks = function( options ) {
 		( optionsCache[ options ] || createOptions( options ) ) :
 		jQuery.extend( {}, options );
 
-	var // Flag to know if list is currently firing
-		firing,
-		// Last fire value (for non-forgettable lists)
+	var // Last fire value (for non-forgettable lists)
 		memory,
 		// Flag to know if list was already fired
 		fired,
+		// Flag to know if list is currently firing
+		firing,
+		// First callback to fire (used internally by add and fireWith)
+		firingStart,
 		// End of the loop when firing
 		firingLength,
 		// Index of currently firing callback (modified by remove if needed)
 		firingIndex,
-		// First callback to fire (used internally by add and fireWith)
-		firingStart,
 		// Actual callback list
 		list = [],
 		// Stack of fire calls for repeatable lists
@@ -3317,83 +3182,34 @@ jQuery.extend({
 	}
 });
 jQuery.support = (function( support ) {
+	var input = document.createElement("input"),
+		fragment = document.createDocumentFragment(),
+		div = document.createElement("div"),
+		select = document.createElement("select"),
+		opt = select.appendChild( document.createElement("option") );
 
-	var all, a, input, select, fragment, opt, eventName, isSupported, i,
-		div = document.createElement("div");
-
-	// Setup
-	div.setAttribute( "className", "t" );
-	div.innerHTML = "  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";
-
-	// Finish early in limited (non-browser) environments
-	all = div.getElementsByTagName("*") || [];
-	a = div.getElementsByTagName("a")[ 0 ];
-	if ( !a || !a.style || !all.length ) {
+	// Finish early in limited environments
+	if ( !input.type ) {
 		return support;
 	}
 
-	// First batch of tests
-	select = document.createElement("select");
-	opt = select.appendChild( document.createElement("option") );
-	input = div.getElementsByTagName("input")[ 0 ];
+	input.type = "checkbox";
 
-	a.style.cssText = "top:1px;float:left;opacity:.5";
+	// Support: Safari 5.1, iOS 5.1, Android 4.x, Android 2.3
+	// Check the default checkbox/radio value ("" on old WebKit; "on" elsewhere)
+	support.checkOn = input.value !== "";
 
-	// Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7)
-	support.getSetAttribute = div.className !== "t";
-
-	// IE strips leading whitespace when .innerHTML is used
-	support.leadingWhitespace = div.firstChild.nodeType === 3;
-
-	// Make sure that tbody elements aren't automatically inserted
-	// IE will insert them into empty tables
-	support.tbody = !div.getElementsByTagName("tbody").length;
-
-	// Make sure that link elements get serialized correctly by innerHTML
-	// This requires a wrapper element in IE
-	support.htmlSerialize = !!div.getElementsByTagName("link").length;
-
-	// Get the style information from getAttribute
-	// (IE uses .cssText instead)
-	support.style = /top/.test( a.getAttribute("style") );
-
-	// Make sure that URLs aren't manipulated
-	// (IE normalizes it by default)
-	support.hrefNormalized = a.getAttribute("href") === "/a";
-
-	// Make sure that element opacity exists
-	// (IE uses filter instead)
-	// Use a regex to work around a WebKit issue. See #5145
-	support.opacity = /^0.5/.test( a.style.opacity );
-
-	// Verify style float existence
-	// (IE uses styleFloat instead of cssFloat)
-	support.cssFloat = !!a.style.cssFloat;
-
-	// Check the default checkbox/radio value ("" on WebKit; "on" elsewhere)
-	support.checkOn = !!input.value;
-
-	// Make sure that a selected-by-default option has a working selected property.
-	// (WebKit defaults to false instead of true, IE too, if it's in an optgroup)
+	// Must access the parent to make an option select properly
+	// Support: IE9, IE10
 	support.optSelected = opt.selected;
 
-	// Tests for enctype support on a form (#6743)
-	support.enctype = !!document.createElement("form").enctype;
-
-	// Makes sure cloning an html5 element does not cause problems
-	// Where outerHTML is undefined, this still works
-	support.html5Clone = document.createElement("nav").cloneNode( true ).outerHTML !== "<:nav></:nav>";
-
 	// Will be defined later
-	support.inlineBlockNeedsLayout = false;
-	support.shrinkWrapBlocks = false;
-	support.pixelPosition = false;
-	support.deleteExpando = true;
-	support.noCloneEvent = true;
 	support.reliableMarginRight = true;
 	support.boxSizingReliable = true;
+	support.pixelPosition = false;
 
 	// Make sure checked status is properly cloned
+	// Support: IE9, IE10
 	input.checked = true;
 	support.noCloneChecked = input.cloneNode( true ).checked;
 
@@ -3402,72 +3218,37 @@ jQuery.support = (function( support ) {
 	select.disabled = true;
 	support.optDisabled = !opt.disabled;
 
-	// Support: IE<9
-	try {
-		delete div.test;
-	} catch( e ) {
-		support.deleteExpando = false;
-	}
-
-	// Check if we can trust getAttribute("value")
-	input = document.createElement("input");
-	input.setAttribute( "value", "" );
-	support.input = input.getAttribute( "value" ) === "";
-
 	// Check if an input maintains its value after becoming a radio
+	// Support: IE9, IE10
+	input = document.createElement("input");
 	input.value = "t";
-	input.setAttribute( "type", "radio" );
+	input.type = "radio";
 	support.radioValue = input.value === "t";
 
 	// #11217 - WebKit loses check when the name is after the checked attribute
 	input.setAttribute( "checked", "t" );
 	input.setAttribute( "name", "t" );
 
-	fragment = document.createDocumentFragment();
 	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;
-
-	// WebKit doesn't clone checked state correctly in fragments
+	// Support: Safari 5.1, Android 4.x, Android 2.3
+	// old WebKit doesn't clone checked state correctly in fragments
 	support.checkClone = fragment.cloneNode( true ).cloneNode( true ).lastChild.checked;
 
-	// 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 ) {
-		div.attachEvent( "onclick", function() {
-			support.noCloneEvent = false;
-		});
-
-		div.cloneNode( true ).click();
-	}
-
-	// Support: IE<9 (lack submit/change bubble), Firefox 17+ (lack focusin event)
+	// Support: Firefox, Chrome, Safari
 	// Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP)
-	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;
-	}
+	support.focusinBubbles = "onfocusin" in window;
 
 	div.style.backgroundClip = "content-box";
 	div.cloneNode( true ).style.backgroundClip = "";
 	support.clearCloneStyle = div.style.backgroundClip === "content-box";
 
-	// Support: IE<9
-	// Iteration over object's inherited properties before its own.
-	for ( i in jQuery( support ) ) {
-		break;
-	}
-	support.ownLast = i !== "0";
-
 	// Run tests that need a body at doc ready
 	jQuery(function() {
-		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];
+		var container, marginDiv,
+			// Support: Firefox, Android 2.3 (Prefixed box-sizing versions).
+			divReset = "padding:0;margin:0;border:0;display:block;-webkit-box-sizing:content-box;-moz-box-sizing:content-box;box-sizing:content-box",
+			body = document.getElementsByTagName("body")[ 0 ];
 
 		if ( !body ) {
 			// Return for frameset docs that don't have a body
@@ -3477,30 +3258,11 @@ jQuery.support = (function( support ) {
 		container = document.createElement("div");
 		container.style.cssText = "border:0;width:0;height:0;position:absolute;top:0;left:-9999px;margin-top:1px";
 
-		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).
-		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";
-		isSupported = ( tds[ 0 ].offsetHeight === 0 );
-
-		tds[ 0 ].style.display = "";
-		tds[ 1 ].style.display = "none";
-
-		// Support: IE8
-		// Check if empty table cells still have offsetWidth/Height
-		support.reliableHiddenOffsets = isSupported && ( tds[ 0 ].offsetHeight === 0 );
-
 		// Check box-sizing and margin behavior.
+		body.appendChild( container ).appendChild( div );
 		div.innerHTML = "";
-		div.style.cssText = "box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;position:absolute;top:1%;";
+		// Support: Firefox, Android 2.3 (Prefixed box-sizing versions).
+		div.style.cssText = "-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;position:absolute;top:1%";
 
 		// Workaround failing boxSizing test due to offsetWidth returning wrong value
 		// with some non-1 values of body zoom, ticket #13543
@@ -3513,9 +3275,9 @@ jQuery.support = (function( support ) {
 			support.pixelPosition = ( window.getComputedStyle( div, null ) || {} ).top !== "1%";
 			support.boxSizingReliable = ( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px";
 
+			// Support: Android 2.3
 			// Check if div with explicit width and no margin-right incorrectly
 			// 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 = div.appendChild( document.createElement("div") );
 			marginDiv.style.cssText = div.style.cssText = divReset;
@@ -3526,299 +3288,264 @@ jQuery.support = (function( support ) {
 				!parseFloat( ( window.getComputedStyle( marginDiv, null ) || {} ).marginRight );
 		}
 
-		if ( typeof div.style.zoom !== core_strundefined ) {
-			// Support: IE<8
-			// Check if natively block-level elements act like inline-block
-			// elements when setting their display to 'inline' and giving
-			// them layout
-			div.innerHTML = "";
-			div.style.cssText = divReset + "width:1px;padding:1px;display:inline;zoom:1";
-			support.inlineBlockNeedsLayout = ( div.offsetWidth === 3 );
+		body.removeChild( container );
+	});
 
-			// Support: IE6
-			// Check if elements with layout shrink-wrap their children
-			div.style.display = "block";
-			div.innerHTML = "<div></div>";
-			div.firstChild.style.width = "5px";
-			support.shrinkWrapBlocks = ( div.offsetWidth !== 3 );
+	return support;
+})( {} );
 
-			if ( support.inlineBlockNeedsLayout ) {
-				// Prevent IE 6 from affecting layout for positioned elements #11048
-				// Prevent IE from shrinking the body in IE 7 mode #12869
-				// Support: IE<8
-				body.style.zoom = 1;
+/*
+	Implementation Summary
+
+	1. Enforce API surface and semantic compatibility with 1.9.x branch
+	2. Improve the module's maintainability by reducing the storage
+		paths to a single mechanism.
+	3. Use the same single mechanism to support "private" and "user" data.
+	4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData)
+	5. Avoid exposing implementation details on user objects (eg. expando properties)
+	6. Provide a clear path for implementation upgrade to WeakMap in 2014
+*/
+var data_user, data_priv,
+	rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/,
+	rmultiDash = /([A-Z])/g;
+
+function Data() {
+	// Support: Android < 4,
+	// Old WebKit does not have Object.preventExtensions/freeze method,
+	// return new empty object instead with no [[set]] accessor
+	Object.defineProperty( this.cache = {}, 0, {
+		get: function() {
+			return {};
+		}
+	});
+
+	this.expando = jQuery.expando + Math.random();
+}
+
+Data.uid = 1;
+
+Data.accepts = function( owner ) {
+	// Accepts only:
+	//  - Node
+	//    - Node.ELEMENT_NODE
+	//    - Node.DOCUMENT_NODE
+	//  - Object
+	//    - Any
+	return owner.nodeType ?
+		owner.nodeType === 1 || owner.nodeType === 9 : true;
+};
+
+Data.prototype = {
+	key: function( owner ) {
+		// We can accept data for non-element nodes in modern browsers,
+		// but we should not, see #8335.
+		// Always return the key for a frozen object.
+		if ( !Data.accepts( owner ) ) {
+			return 0;
+		}
+
+		var descriptor = {},
+			// Check if the owner object already has a cache key
+			unlock = owner[ this.expando ];
+
+		// If not, create one
+		if ( !unlock ) {
+			unlock = Data.uid++;
+
+			// Secure it in a non-enumerable, non-writable property
+			try {
+				descriptor[ this.expando ] = { value: unlock };
+				Object.defineProperties( owner, descriptor );
+
+			// Support: Android < 4
+			// Fallback to a less secure definition
+			} catch ( e ) {
+				descriptor[ this.expando ] = unlock;
+				jQuery.extend( owner, descriptor );
 			}
 		}
 
-		body.removeChild( container );
+		// Ensure the cache object
+		if ( !this.cache[ unlock ] ) {
+			this.cache[ unlock ] = {};
+		}
 
-		// Null elements to avoid leaks in IE
-		container = div = tds = marginDiv = null;
-	});
+		return unlock;
+	},
+	set: function( owner, data, value ) {
+		var prop,
+			// There may be an unlock assigned to this node,
+			// if there is no entry for this "owner", create one inline
+			// and set the unlock as though an owner entry had always existed
+			unlock = this.key( owner ),
+			cache = this.cache[ unlock ];
 
-	// Null elements to avoid leaks in IE
-	all = select = fragment = opt = a = input = null;
+		// Handle: [ owner, key, value ] args
+		if ( typeof data === "string" ) {
+			cache[ data ] = value;
 
-	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;
-	}
-
-	var ret, thisCache,
-		internalKey = jQuery.expando,
-
-		// We have to handle DOM nodes and JS objects differently because IE6-7
-		// can't GC object references properly across the DOM-JS boundary
-		isNode = elem.nodeType,
-
-		// Only DOM nodes need the global jQuery cache; JS object data is
-		// attached directly to the object so GC can occur automatically
-		cache = isNode ? jQuery.cache : elem,
-
-		// Only defining an ID for JS objects if its cache already exists allows
-		// the code to shortcut on the same path as a DOM node with no cache
-		id = isNode ? elem[ internalKey ] : elem[ internalKey ] && internalKey;
-
-	// Avoid doing any more work than we need to when trying to get data on an
-	// object that has no data at all
-	if ( (!id || !cache[id] || (!pvt && !cache[id].data)) && data === undefined && typeof name === "string" ) {
-		return;
-	}
-
-	if ( !id ) {
-		// Only DOM nodes need a new unique ID for each element since their data
-		// ends up in the global cache
-		if ( isNode ) {
-			id = elem[ internalKey ] = core_deletedIds.pop() || jQuery.guid++;
+		// Handle: [ owner, { properties } ] args
 		} else {
-			id = internalKey;
-		}
-	}
-
-	if ( !cache[ id ] ) {
-		// Avoid exposing jQuery metadata on plain JS objects when the object
-		// is serialized using JSON.stringify
-		cache[ id ] = isNode ? {} : { toJSON: jQuery.noop };
-	}
-
-	// An object can be passed to jQuery.data instead of a key/value pair; this gets
-	// shallow copied over onto the existing cache
-	if ( typeof name === "object" || typeof name === "function" ) {
-		if ( pvt ) {
-			cache[ id ] = jQuery.extend( cache[ id ], name );
-		} else {
-			cache[ id ].data = jQuery.extend( cache[ id ].data, name );
-		}
-	}
-
-	thisCache = cache[ id ];
-
-	// jQuery data() is stored in a separate object inside the object's internal data
-	// cache in order to avoid key collisions between internal data and user-defined
-	// data.
-	if ( !pvt ) {
-		if ( !thisCache.data ) {
-			thisCache.data = {};
-		}
-
-		thisCache = thisCache.data;
-	}
-
-	if ( data !== undefined ) {
-		thisCache[ jQuery.camelCase( name ) ] = data;
-	}
-
-	// Check for both converted-to-camel and non-converted data property names
-	// If a data property was specified
-	if ( typeof name === "string" ) {
-
-		// First Try to find as-is property data
-		ret = thisCache[ name ];
-
-		// Test for null|undefined property data
-		if ( ret == null ) {
-
-			// Try to find the camelCased property
-			ret = thisCache[ jQuery.camelCase( name ) ];
-		}
-	} else {
-		ret = thisCache;
-	}
-
-	return ret;
-}
-
-function internalRemoveData( elem, name, pvt ) {
-	if ( !jQuery.acceptData( elem ) ) {
-		return;
-	}
-
-	var thisCache, i,
-		isNode = elem.nodeType,
-
-		// See jQuery.data for more information
-		cache = isNode ? jQuery.cache : elem,
-		id = isNode ? elem[ jQuery.expando ] : jQuery.expando;
-
-	// If there is already no cache entry for this object, there is no
-	// purpose in continuing
-	if ( !cache[ id ] ) {
-		return;
-	}
-
-	if ( name ) {
-
-		thisCache = pvt ? cache[ id ] : cache[ id ].data;
-
-		if ( thisCache ) {
-
-			// Support array or space separated string names for data keys
-			if ( !jQuery.isArray( name ) ) {
-
-				// try the string as a key before any manipulation
-				if ( name in thisCache ) {
-					name = [ name ];
-				} else {
-
-					// split the camel cased version by spaces unless a key with the spaces exists
-					name = jQuery.camelCase( name );
-					if ( name in thisCache ) {
-						name = [ name ];
-					} else {
-						name = name.split(" ");
-					}
-				}
+			// Fresh assignments by object are shallow copied
+			if ( jQuery.isEmptyObject( cache ) ) {
+				jQuery.extend( this.cache[ unlock ], data );
+			// Otherwise, copy the properties one-by-one to the cache object
 			} else {
+				for ( prop in data ) {
+					cache[ prop ] = data[ prop ];
+				}
+			}
+		}
+		return cache;
+	},
+	get: function( owner, key ) {
+		// Either a valid cache is found, or will be created.
+		// New caches will be created and the unlock returned,
+		// allowing direct access to the newly created
+		// empty data object. A valid owner object must be provided.
+		var cache = this.cache[ this.key( owner ) ];
+
+		return key === undefined ?
+			cache : cache[ key ];
+	},
+	access: function( owner, key, value ) {
+		var stored;
+		// In cases where either:
+		//
+		//   1. No key was specified
+		//   2. A string key was specified, but no value provided
+		//
+		// Take the "read" path and allow the get method to determine
+		// which value to return, respectively either:
+		//
+		//   1. The entire cache object
+		//   2. The data stored at the key
+		//
+		if ( key === undefined ||
+				((key && typeof key === "string") && value === undefined) ) {
+
+			stored = this.get( owner, key );
+
+			return stored !== undefined ?
+				stored : this.get( owner, jQuery.camelCase(key) );
+		}
+
+		// [*]When the key is not a string, or both a key and value
+		// are specified, set or extend (existing objects) with either:
+		//
+		//   1. An object of properties
+		//   2. A key and value
+		//
+		this.set( owner, key, value );
+
+		// Since the "set" path can have two possible entry points
+		// return the expected data based on which path was taken[*]
+		return value !== undefined ? value : key;
+	},
+	remove: function( owner, key ) {
+		var i, name, camel,
+			unlock = this.key( owner ),
+			cache = this.cache[ unlock ];
+
+		if ( key === undefined ) {
+			this.cache[ unlock ] = {};
+
+		} else {
+			// Support array or space separated string of keys
+			if ( jQuery.isArray( key ) ) {
 				// If "name" is an array of keys...
 				// When data is initially created, via ("key", "val") signature,
 				// keys will be converted to camelCase.
 				// Since there is no way to tell _how_ a key was added, remove
 				// both plain key and camelCase key. #12786
 				// This will only penalize the array argument path.
-				name = name.concat( jQuery.map( name, jQuery.camelCase ) );
+				name = key.concat( key.map( jQuery.camelCase ) );
+			} else {
+				camel = jQuery.camelCase( key );
+				// Try the string as a key before any manipulation
+				if ( key in cache ) {
+					name = [ key, camel ];
+				} else {
+					// If a key with the spaces exists, use it.
+					// Otherwise, create an array by matching non-whitespace
+					name = camel;
+					name = name in cache ?
+						[ name ] : ( name.match( core_rnotwhite ) || [] );
+				}
 			}
 
 			i = name.length;
 			while ( i-- ) {
-				delete thisCache[ name[i] ];
-			}
-
-			// If there is no data left in the cache, we want to continue
-			// and let the cache object itself get destroyed
-			if ( pvt ? !isEmptyDataObject(thisCache) : !jQuery.isEmptyObject(thisCache) ) {
-				return;
+				delete cache[ name[ i ] ];
 			}
 		}
-	}
-
-	// See jQuery.data for more information
-	if ( !pvt ) {
-		delete cache[ id ].data;
-
-		// Don't destroy the parent cache unless the internal data object
-		// had been the only thing left in it
-		if ( !isEmptyDataObject( cache[ id ] ) ) {
-			return;
+	},
+	hasData: function( owner ) {
+		return !jQuery.isEmptyObject(
+			this.cache[ owner[ this.expando ] ] || {}
+		);
+	},
+	discard: function( owner ) {
+		if ( owner[ this.expando ] ) {
+			delete this.cache[ owner[ this.expando ] ];
 		}
 	}
+};
 
-	// Destroy the cache
-	if ( isNode ) {
-		jQuery.cleanData( [ elem ], true );
+// These may be used throughout the jQuery core codebase
+data_user = new Data();
+data_priv = new Data();
 
-	// Use delete when supported for expandos or `cache` is not a window per isWindow (#10080)
-	/* jshint eqeqeq: false */
-	} else if ( jQuery.support.deleteExpando || cache != cache.window ) {
-		/* jshint eqeqeq: true */
-		delete cache[ id ];
-
-	// When all else fails, null
-	} else {
-		cache[ id ] = null;
-	}
-}
 
 jQuery.extend({
-	cache: {},
-
-	// The following elements throw uncatchable exceptions if you
-	// attempt to add expando properties to them.
-	noData: {
-		"applet": true,
-		"embed": true,
-		// Ban all objects except for Flash (which handle expandos)
-		"object": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"
-	},
+	acceptData: Data.accepts,
 
 	hasData: function( elem ) {
-		elem = elem.nodeType ? jQuery.cache[ elem[jQuery.expando] ] : elem[ jQuery.expando ];
-		return !!elem && !isEmptyDataObject( elem );
+		return data_user.hasData( elem ) || data_priv.hasData( elem );
 	},
 
 	data: function( elem, name, data ) {
-		return internalData( elem, name, data );
+		return data_user.access( elem, name, data );
 	},
 
 	removeData: function( elem, name ) {
-		return internalRemoveData( elem, name );
+		data_user.remove( elem, name );
 	},
 
-	// For internal use only.
+	// TODO: Now that all calls to _data and _removeData have been replaced
+	// with direct calls to data_priv methods, these can be deprecated.
 	_data: function( elem, name, data ) {
-		return internalData( elem, name, data, true );
+		return data_priv.access( elem, name, data );
 	},
 
 	_removeData: function( elem, name ) {
-		return internalRemoveData( elem, name, true );
-	},
-
-	// A method for determining if a DOM node can handle the data expando
-	acceptData: function( elem ) {
-		// Do not set data on non-element because it will not be cleared (#8335).
-		if ( elem.nodeType && elem.nodeType !== 1 && elem.nodeType !== 9 ) {
-			return false;
-		}
-
-		var noData = elem.nodeName && jQuery.noData[ elem.nodeName.toLowerCase() ];
-
-		// nodes accept data unless otherwise specified; rejection can be conditional
-		return !noData || noData !== true && elem.getAttribute("classid") === noData;
+		data_priv.remove( elem, name );
 	}
 });
 
 jQuery.fn.extend({
 	data: function( key, value ) {
 		var attrs, name,
-			data = null,
+			elem = this[ 0 ],
 			i = 0,
-			elem = this[0];
-
-		// Special expections of .data basically thwart jQuery.access,
-		// so implement the relevant behavior ourselves
+			data = null;
 
 		// Gets all values
 		if ( key === undefined ) {
 			if ( this.length ) {
-				data = jQuery.data( elem );
+				data = data_user.get( elem );
 
-				if ( elem.nodeType === 1 && !jQuery._data( elem, "parsedAttrs" ) ) {
+				if ( elem.nodeType === 1 && !data_priv.get( elem, "hasDataAttrs" ) ) {
 					attrs = elem.attributes;
 					for ( ; i < attrs.length; i++ ) {
-						name = attrs[i].name;
+						name = attrs[ i ].name;
 
-						if ( name.indexOf("data-") === 0 ) {
+						if ( name.indexOf( "data-" ) === 0 ) {
 							name = jQuery.camelCase( name.slice(5) );
-
 							dataAttr( elem, name, data[ name ] );
 						}
 					}
-					jQuery._data( elem, "parsedAttrs", true );
+					data_priv.set( elem, "hasDataAttrs", true );
 				}
 			}
 
@@ -3828,36 +3555,80 @@ jQuery.fn.extend({
 		// Sets multiple values
 		if ( typeof key === "object" ) {
 			return this.each(function() {
-				jQuery.data( this, key );
+				data_user.set( this, key );
 			});
 		}
 
-		return arguments.length > 1 ?
+		return jQuery.access( this, function( value ) {
+			var data,
+				camelKey = jQuery.camelCase( key );
 
-			// Sets one value
+			// The calling jQuery object (element matches) is not empty
+			// (and therefore has an element appears at this[ 0 ]) and the
+			// `value` parameter was not undefined. An empty jQuery object
+			// will result in `undefined` for elem = this[ 0 ] which will
+			// throw an exception if an attempt to read a data cache is made.
+			if ( elem && value === undefined ) {
+				// Attempt to get data from the cache
+				// with the key as-is
+				data = data_user.get( elem, key );
+				if ( data !== undefined ) {
+					return data;
+				}
+
+				// Attempt to get data from the cache
+				// with the key camelized
+				data = data_user.get( elem, camelKey );
+				if ( data !== undefined ) {
+					return data;
+				}
+
+				// Attempt to "discover" the data in
+				// HTML5 custom data-* attrs
+				data = dataAttr( elem, camelKey, undefined );
+				if ( data !== undefined ) {
+					return data;
+				}
+
+				// We tried really hard, but the data doesn't exist.
+				return;
+			}
+
+			// Set the data...
 			this.each(function() {
-				jQuery.data( this, key, value );
-			}) :
+				// First, attempt to store a copy or reference of any
+				// data that might've been store with a camelCased key.
+				var data = data_user.get( this, camelKey );
 
-			// Gets one value
-			// Try to fetch any internally stored data first
-			elem ? dataAttr( elem, key, jQuery.data( elem, key ) ) : null;
+				// For HTML5 data-* attribute interop, we have to
+				// store property names with dashes in a camelCase form.
+				// This might not apply to all properties...*
+				data_user.set( this, camelKey, value );
+
+				// *... In the case of properties that might _actually_
+				// have dashes, we need to also store a copy of that
+				// unchanged property.
+				if ( key.indexOf("-") !== -1 && data !== undefined ) {
+					data_user.set( this, key, value );
+				}
+			});
+		}, null, value, arguments.length > 1, null, true );
 	},
 
 	removeData: function( key ) {
 		return this.each(function() {
-			jQuery.removeData( this, key );
+			data_user.remove( this, key );
 		});
 	}
 });
 
 function dataAttr( elem, key, data ) {
+	var name;
+
 	// If nothing was found internally, try to fetch any
 	// data from the HTML5 data-* attribute
 	if ( data === undefined && elem.nodeType === 1 ) {
-
-		var name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase();
-
+		name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase();
 		data = elem.getAttribute( name );
 
 		if ( typeof data === "string" ) {
@@ -3867,49 +3638,30 @@ function dataAttr( elem, key, data ) {
 					data === "null" ? null :
 					// Only convert to a number if it doesn't change the string
 					+data + "" === data ? +data :
-					rbrace.test( data ) ? jQuery.parseJSON( data ) :
-						data;
+					rbrace.test( data ) ? JSON.parse( data ) :
+					data;
 			} catch( e ) {}
 
 			// Make sure we set the data so it isn't changed later
-			jQuery.data( elem, key, data );
-
+			data_user.set( elem, key, data );
 		} else {
 			data = undefined;
 		}
 	}
-
 	return data;
 }
-
-// checks a cache object for emptiness
-function isEmptyDataObject( obj ) {
-	var name;
-	for ( name in obj ) {
-
-		// if the public data object is empty, the private is still empty
-		if ( name === "data" && jQuery.isEmptyObject( obj[name] ) ) {
-			continue;
-		}
-		if ( name !== "toJSON" ) {
-			return false;
-		}
-	}
-
-	return true;
-}
 jQuery.extend({
 	queue: function( elem, type, data ) {
 		var queue;
 
 		if ( elem ) {
 			type = ( type || "fx" ) + "queue";
-			queue = jQuery._data( elem, type );
+			queue = data_priv.get( elem, type );
 
 			// Speed up dequeue by getting out quickly if this is just a lookup
 			if ( data ) {
-				if ( !queue || jQuery.isArray(data) ) {
-					queue = jQuery._data( elem, type, jQuery.makeArray(data) );
+				if ( !queue || jQuery.isArray( data ) ) {
+					queue = data_priv.access( elem, type, jQuery.makeArray(data) );
 				} else {
 					queue.push( data );
 				}
@@ -3956,10 +3708,9 @@ jQuery.extend({
 	// not intended for public consumption - generates a queueHooks object, or returns the current one
 	_queueHooks: function( elem, type ) {
 		var key = type + "queueHooks";
-		return jQuery._data( elem, key ) || jQuery._data( elem, key, {
+		return data_priv.get( elem, key ) || data_priv.access( elem, key, {
 			empty: jQuery.Callbacks("once memory").add(function() {
-				jQuery._removeData( elem, type + "queue" );
-				jQuery._removeData( elem, key );
+				data_priv.remove( elem, [ type + "queue", key ] );
 			})
 		});
 	}
@@ -4034,7 +3785,7 @@ jQuery.fn.extend({
 		type = type || "fx";
 
 		while( i-- ) {
-			tmp = jQuery._data( elements[ i ], type + "queueHooks" );
+			tmp = data_priv.get( elements[ i ], type + "queueHooks" );
 			if ( tmp && tmp.empty ) {
 				count++;
 				tmp.empty.add( resolve );
@@ -4047,11 +3798,7 @@ jQuery.fn.extend({
 var nodeHook, boolHook,
 	rclass = /[\t\r\n\f]/g,
 	rreturn = /\r/g,
-	rfocusable = /^(?:input|select|textarea|button|object)$/i,
-	rclickable = /^(?:a|area)$/i,
-	ruseDefault = /^(?:checked|selected)$/i,
-	getSetAttribute = jQuery.support.getSetAttribute,
-	getSetInput = jQuery.support.input;
+	rfocusable = /^(?:input|select|textarea|button)$/i;
 
 jQuery.fn.extend({
 	attr: function( name, value ) {
@@ -4069,13 +3816,8 @@ jQuery.fn.extend({
 	},
 
 	removeProp: function( name ) {
-		name = jQuery.propFix[ name ] || name;
 		return this.each(function() {
-			// try/catch handles cases where IE balks (such as removing a property on window)
-			try {
-				this[ name ] = undefined;
-				delete this[ name ];
-			} catch( e ) {}
+			delete this[ jQuery.propFix[ name ] || name ];
 		});
 	},
 
@@ -4190,14 +3932,14 @@ jQuery.fn.extend({
 			} else if ( type === core_strundefined || type === "boolean" ) {
 				if ( this.className ) {
 					// store className if set
-					jQuery._data( this, "__className__", this.className );
+					data_priv.set( this, "__className__", this.className );
 				}
 
 				// If the element has a class name or if we're passed "false",
 				// then remove the whole classname (if there was one, the above saved it).
 				// Otherwise bring back whatever was previously saved (if anything),
 				// falling back to the empty string if nothing was stored.
-				this.className = this.className || value === false ? "" : jQuery._data( this, "__className__" ) || "";
+				this.className = this.className || value === false ? "" : data_priv.get( this, "__className__" ) || "";
 			}
 		});
 	},
@@ -4216,7 +3958,7 @@ jQuery.fn.extend({
 	},
 
 	val: function( value ) {
-		var ret, hooks, isFunction,
+		var hooks, ret, isFunction,
 			elem = this[0];
 
 		if ( !arguments.length ) {
@@ -4279,11 +4021,10 @@ jQuery.extend({
 	valHooks: {
 		option: {
 			get: function( elem ) {
-				// Use proper attribute retrieval(#6932, #12072)
-				var val = jQuery.find.attr( elem, "value" );
-				return val != null ?
-					val :
-					elem.text;
+				// attributes.value is undefined in Blackberry 4.7 but
+				// uses .value. See #6932
+				var val = elem.attributes.value;
+				return !val || val.specified ? elem.value : elem.text;
 			}
 		},
 		select: {
@@ -4302,7 +4043,7 @@ jQuery.extend({
 				for ( ; i < max; i++ ) {
 					option = options[ i ];
 
-					// oldIE doesn't update selected after form reset (#2551)
+					// IE6-9 doesn't update selected after form reset (#2551)
 					if ( ( option.selected || i === index ) &&
 							// Don't return options that are disabled or in a disabled optgroup
 							( jQuery.support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null ) &&
@@ -4406,21 +4147,10 @@ jQuery.extend({
 				// Boolean attributes get special treatment (#10870)
 				if ( jQuery.expr.match.bool.test( name ) ) {
 					// Set corresponding property to false
-					if ( getSetInput && getSetAttribute || !ruseDefault.test( name ) ) {
-						elem[ propName ] = false;
-					// Support: IE<9
-					// Also clear defaultChecked/defaultSelected (if appropriate)
-					} else {
-						elem[ jQuery.camelCase( "default-" + name ) ] =
-							elem[ propName ] = false;
-					}
-
-				// See #9699 for explanation of this approach (setting first, then removal)
-				} else {
-					jQuery.attr( elem, name, "" );
+					elem[ propName ] = false;
 				}
 
-				elem.removeAttribute( getSetAttribute ? name : propName );
+				elem.removeAttribute( name );
 			}
 		}
 	},
@@ -4479,16 +4209,9 @@ jQuery.extend({
 	propHooks: {
 		tabIndex: {
 			get: function( elem ) {
-				// elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set
-				// http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
-				// Use proper attribute retrieval(#12072)
-				var tabindex = jQuery.find.attr( elem, "tabindex" );
-
-				return tabindex ?
-					parseInt( tabindex, 10 ) :
-					rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ?
-						0 :
-						-1;
+				return elem.hasAttribute( "tabindex" ) || rfocusable.test( elem.nodeName ) || elem.href ?
+					elem.tabIndex :
+					-1;
 			}
 		}
 	}
@@ -4500,166 +4223,42 @@ boolHook = {
 		if ( value === false ) {
 			// Remove boolean attributes when set to false
 			jQuery.removeAttr( elem, name );
-		} else if ( getSetInput && getSetAttribute || !ruseDefault.test( name ) ) {
-			// IE<8 needs the *property* name
-			elem.setAttribute( !getSetAttribute && jQuery.propFix[ name ] || name, name );
-
-		// Use defaultChecked and defaultSelected for oldIE
 		} else {
-			elem[ jQuery.camelCase( "default-" + name ) ] = elem[ name ] = true;
+			elem.setAttribute( name, name );
 		}
-
 		return name;
 	}
 };
 jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( i, name ) {
 	var getter = jQuery.expr.attrHandle[ name ] || jQuery.find.attr;
 
-	jQuery.expr.attrHandle[ name ] = getSetInput && getSetAttribute || !ruseDefault.test( name ) ?
-		function( elem, name, isXML ) {
-			var fn = jQuery.expr.attrHandle[ name ],
-				ret = isXML ?
-					undefined :
-					/* jshint eqeqeq: false */
-					(jQuery.expr.attrHandle[ name ] = undefined) !=
-						getter( elem, name, isXML ) ?
-
-						name.toLowerCase() :
-						null;
-			jQuery.expr.attrHandle[ name ] = fn;
-			return ret;
-		} :
-		function( elem, name, isXML ) {
-			return isXML ?
+	jQuery.expr.attrHandle[ name ] = function( elem, name, isXML ) {
+		var fn = jQuery.expr.attrHandle[ name ],
+			ret = isXML ?
 				undefined :
-				elem[ jQuery.camelCase( "default-" + name ) ] ?
+				/* jshint eqeqeq: false */
+				// Temporarily disable this handler to check existence
+				(jQuery.expr.attrHandle[ name ] = undefined) !=
+					getter( elem, name, isXML ) ?
+
 					name.toLowerCase() :
 					null;
-		};
+
+		// Restore handler
+		jQuery.expr.attrHandle[ name ] = fn;
+
+		return ret;
+	};
 });
 
-// fix oldIE attroperties
-if ( !getSetInput || !getSetAttribute ) {
-	jQuery.attrHooks.value = {
-		set: function( elem, value, name ) {
-			if ( jQuery.nodeName( elem, "input" ) ) {
-				// Does not return so that setAttribute is also used
-				elem.defaultValue = value;
-			} else {
-				// Use nodeHook if defined (#1954); otherwise setAttribute is fine
-				return nodeHook && nodeHook.set( elem, value, name );
-			}
-		}
-	};
-}
-
-// IE6/7 do not support getting/setting some attributes with get/setAttribute
-if ( !getSetAttribute ) {
-
-	// Use this for any attribute in IE6/7
-	// This fixes almost every IE6/7 issue
-	nodeHook = {
-		set: function( elem, value, name ) {
-			// Set the existing or create a new attribute node
-			var ret = elem.getAttributeNode( name );
-			if ( !ret ) {
-				elem.setAttributeNode(
-					(ret = elem.ownerDocument.createAttribute( name ))
-				);
-			}
-
-			ret.value = value += "";
-
-			// Break association with cloned elements by also using setAttribute (#9646)
-			return name === "value" || value === elem.getAttribute( name ) ?
-				value :
-				undefined;
-		}
-	};
-	jQuery.expr.attrHandle.id = jQuery.expr.attrHandle.name = jQuery.expr.attrHandle.coords =
-		// Some attributes are constructed with empty-string values when not defined
-		function( elem, name, isXML ) {
-			var ret;
-			return isXML ?
-				undefined :
-				(ret = elem.getAttributeNode( name )) && ret.value !== "" ?
-					ret.value :
-					null;
-		};
-	jQuery.valHooks.button = {
-		get: function( elem, name ) {
-			var ret = elem.getAttributeNode( name );
-			return ret && ret.specified ?
-				ret.value :
-				undefined;
-		},
-		set: nodeHook.set
-	};
-
-	// Set contenteditable to false on removals(#10429)
-	// Setting to empty string throws an error as an invalid value
-	jQuery.attrHooks.contenteditable = {
-		set: function( elem, value, name ) {
-			nodeHook.set( elem, value === "" ? false : value, name );
-		}
-	};
-
-	// Set width and height to auto instead of 0 on empty string( Bug #8150 )
-	// This is for removals
-	jQuery.each([ "width", "height" ], function( i, name ) {
-		jQuery.attrHooks[ name ] = {
-			set: function( elem, value ) {
-				if ( value === "" ) {
-					elem.setAttribute( name, "auto" );
-					return value;
-				}
-			}
-		};
-	});
-}
-
-
-// Some attributes require a special call on IE
-// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
-if ( !jQuery.support.hrefNormalized ) {
-	// href/src property should get the full normalized URL (#10299/#12915)
-	jQuery.each([ "href", "src" ], function( i, name ) {
-		jQuery.propHooks[ name ] = {
-			get: function( elem ) {
-				return elem.getAttribute( name, 4 );
-			}
-		};
-	});
-}
-
-if ( !jQuery.support.style ) {
-	jQuery.attrHooks.style = {
-		get: function( elem ) {
-			// Return undefined in the case of empty string
-			// 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 + "" );
-		}
-	};
-}
-
-// Safari mis-reports the default selected property of an option
-// Accessing the parent's selectedIndex property fixes it
+// Support: IE9+
+// Selectedness for an option in an optgroup can be inaccurate
 if ( !jQuery.support.optSelected ) {
 	jQuery.propHooks.selected = {
 		get: function( elem ) {
 			var parent = elem.parentNode;
-
-			if ( parent ) {
-				parent.selectedIndex;
-
-				// Make sure that it also works with optgroups, see #5701
-				if ( parent.parentNode ) {
-					parent.parentNode.selectedIndex;
-				}
+			if ( parent && parent.parentNode ) {
+				parent.parentNode.selectedIndex;
 			}
 			return null;
 		}
@@ -4681,11 +4280,6 @@ jQuery.each([
 	jQuery.propFix[ this.toLowerCase() ] = this;
 });
 
-// IE6/7 call enctype encoding
-if ( !jQuery.support.enctype ) {
-	jQuery.propFix.enctype = "encoding";
-}
-
 // Radios and checkboxes getter/setter
 jQuery.each([ "radio", "checkbox" ], function() {
 	jQuery.valHooks[ this ] = {
@@ -4703,8 +4297,7 @@ jQuery.each([ "radio", "checkbox" ], function() {
 		};
 	}
 });
-var rformElems = /^(?:input|select|textarea)$/i,
-	rkeyEvent = /^key/,
+var rkeyEvent = /^key/,
 	rmouseEvent = /^(?:mouse|contextmenu)|click/,
 	rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
 	rtypenamespace = /^([^.]*)(?:\.(.+)|)$/;
@@ -4732,10 +4325,11 @@ jQuery.event = {
 	global: {},
 
 	add: function( elem, types, handler, data, selector ) {
-		var tmp, events, t, handleObjIn,
-			special, eventHandle, handleObj,
-			handlers, type, namespaces, origType,
-			elemData = jQuery._data( elem );
+
+		var handleObjIn, eventHandle, tmp,
+			events, t, handleObj,
+			special, handlers, type, namespaces, origType,
+			elemData = data_priv.get( elem );
 
 		// Don't attach events to noData or text/comment nodes (but allow plain objects)
 		if ( !elemData ) {
@@ -4809,14 +4403,10 @@ jQuery.event = {
 				handlers = events[ type ] = [];
 				handlers.delegateCount = 0;
 
-				// Only use addEventListener/attachEvent if the special events handler returns false
+				// Only use addEventListener if the special events handler returns false
 				if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
-					// Bind the global event handler to the element
 					if ( elem.addEventListener ) {
 						elem.addEventListener( type, eventHandle, false );
-
-					} else if ( elem.attachEvent ) {
-						elem.attachEvent( "on" + type, eventHandle );
 					}
 				}
 			}
@@ -4846,11 +4436,11 @@ jQuery.event = {
 
 	// Detach an event or set of events from an element
 	remove: function( elem, types, handler, selector, mappedTypes ) {
-		var j, handleObj, tmp,
-			origCount, t, events,
-			special, handlers, type,
-			namespaces, origType,
-			elemData = jQuery.hasData( elem ) && jQuery._data( elem );
+
+		var j, origCount, tmp,
+			events, t, handleObj,
+			special, handlers, type, namespaces, origType,
+			elemData = data_priv.hasData( elem ) && data_priv.get( elem );
 
 		if ( !elemData || !(events = elemData.events) ) {
 			return;
@@ -4911,16 +4501,13 @@ jQuery.event = {
 		// Remove the expando if it's no longer used
 		if ( jQuery.isEmptyObject( events ) ) {
 			delete elemData.handle;
-
-			// removeData also checks for emptiness and clears the expando if empty
-			// so use it instead of delete
-			jQuery._removeData( elem, "events" );
+			data_priv.remove( elem, "events" );
 		}
 	},
 
 	trigger: function( event, data, elem, onlyHandlers ) {
-		var handle, ontype, cur,
-			bubbleType, special, tmp, i,
+
+		var i, cur, tmp, bubbleType, ontype, handle, special,
 			eventPath = [ elem || document ],
 			type = core_hasOwn.call( event, "type" ) ? event.type : event,
 			namespaces = core_hasOwn.call( event, "namespace" ) ? event.namespace.split(".") : [];
@@ -5002,7 +4589,7 @@ jQuery.event = {
 				special.bindType || type;
 
 			// jQuery handler
-			handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && jQuery._data( cur, "handle" );
+			handle = ( data_priv.get( cur, "events" ) || {} )[ event.type ] && data_priv.get( cur, "handle" );
 			if ( handle ) {
 				handle.apply( cur, data );
 			}
@@ -5022,9 +4609,8 @@ jQuery.event = {
 				jQuery.acceptData( elem ) ) {
 
 				// Call a native DOM method on the target with the same name name as the event.
-				// Can't use an .isFunction() check here because IE6/7 fails that test.
 				// Don't do default actions on window, that's where global variables be (#6170)
-				if ( ontype && elem[ type ] && !jQuery.isWindow( elem ) ) {
+				if ( ontype && jQuery.isFunction( elem[ type ] ) && !jQuery.isWindow( elem ) ) {
 
 					// Don't re-trigger an onFOO event when we call its FOO() method
 					tmp = elem[ ontype ];
@@ -5035,12 +4621,7 @@ jQuery.event = {
 
 					// Prevent re-triggering of the same event, since we already bubbled it above
 					jQuery.event.triggered = type;
-					try {
-						elem[ type ]();
-					} catch ( e ) {
-						// IE<9 dies on focus/blur to hidden element (#1486,#12518)
-						// only reproducible on winXP IE8 native, not IE9 in IE8 mode
-					}
+					elem[ type ]();
 					jQuery.event.triggered = undefined;
 
 					if ( tmp ) {
@@ -5058,10 +4639,10 @@ jQuery.event = {
 		// Make a writable jQuery.Event from the native event object
 		event = jQuery.event.fix( event );
 
-		var i, ret, handleObj, matched, j,
+		var i, j, ret, matched, handleObj,
 			handlerQueue = [],
 			args = core_slice.call( arguments ),
-			handlers = ( jQuery._data( this, "events" ) || {} )[ event.type ] || [],
+			handlers = ( data_priv.get( this, "events" ) || {} )[ event.type ] || [],
 			special = jQuery.event.special[ event.type ] || {};
 
 		// Use the fix-ed jQuery.Event rather than the (read-only) native event
@@ -5113,7 +4694,7 @@ jQuery.event = {
 	},
 
 	handlers: function( event, handlers ) {
-		var sel, handleObj, matches, i,
+		var i, matches, sel, handleObj,
 			handlerQueue = [],
 			delegateCount = handlers.delegateCount,
 			cur = event.target;
@@ -5123,13 +4704,10 @@ jQuery.event = {
 		// Avoid non-left-click bubbling in Firefox (#3861)
 		if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) {
 
-			/* jshint eqeqeq: false */
-			for ( ; cur != this; cur = cur.parentNode || this ) {
-				/* jshint eqeqeq: true */
+			for ( ; cur !== this; cur = cur.parentNode || this ) {
 
-				// Don't check non-elements (#13208)
 				// Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
-				if ( cur.nodeType === 1 && (cur.disabled !== true || event.type !== "click") ) {
+				if ( cur.disabled !== true || event.type !== "click" ) {
 					matches = [];
 					for ( i = 0; i < delegateCount; i++ ) {
 						handleObj = handlers[ i ];
@@ -5161,6 +4739,50 @@ jQuery.event = {
 		return handlerQueue;
 	},
 
+	// Includes some event props shared by KeyEvent and MouseEvent
+	props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "),
+
+	fixHooks: {},
+
+	keyHooks: {
+		props: "char charCode key keyCode".split(" "),
+		filter: function( event, original ) {
+
+			// Add which for key events
+			if ( event.which == null ) {
+				event.which = original.charCode != null ? original.charCode : original.keyCode;
+			}
+
+			return event;
+		}
+	},
+
+	mouseHooks: {
+		props: "button buttons clientX clientY offsetX offsetY pageX pageY screenX screenY toElement".split(" "),
+		filter: function( event, original ) {
+			var eventDoc, doc, body,
+				button = original.button;
+
+			// Calculate pageX/Y if missing and clientX/Y available
+			if ( event.pageX == null && original.clientX != null ) {
+				eventDoc = event.target.ownerDocument || document;
+				doc = eventDoc.documentElement;
+				body = eventDoc.body;
+
+				event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 );
+				event.pageY = original.clientY + ( doc && doc.scrollTop  || body && body.scrollTop  || 0 ) - ( doc && doc.clientTop  || body && body.clientTop  || 0 );
+			}
+
+			// Add which for click: 1 === left; 2 === middle; 3 === right
+			// Note: button is not normalized, so don't use it
+			if ( !event.which && button !== undefined ) {
+				event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
+			}
+
+			return event;
+		}
+	},
+
 	fix: function( event ) {
 		if ( event[ jQuery.expando ] ) {
 			return event;
@@ -5188,73 +4810,19 @@ jQuery.event = {
 			event[ prop ] = originalEvent[ prop ];
 		}
 
-		// Support: IE<9
-		// Fix target property (#1925)
+		// Support: Cordova 2.5 (WebKit) (#13255)
+		// All events should have a target; Cordova deviceready doesn't
 		if ( !event.target ) {
-			event.target = originalEvent.srcElement || document;
+			event.target = document;
 		}
 
-		// Support: Chrome 23+, Safari?
+		// Support: Safari 6.0+, Chrome < 28
 		// 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(" "),
-
-	fixHooks: {},
-
-	keyHooks: {
-		props: "char charCode key keyCode".split(" "),
-		filter: function( event, original ) {
-
-			// Add which for key events
-			if ( event.which == null ) {
-				event.which = original.charCode != null ? original.charCode : original.keyCode;
-			}
-
-			return event;
-		}
-	},
-
-	mouseHooks: {
-		props: "button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement".split(" "),
-		filter: function( event, original ) {
-			var body, eventDoc, doc,
-				button = original.button,
-				fromElement = original.fromElement;
-
-			// Calculate pageX/Y if missing and clientX/Y available
-			if ( event.pageX == null && original.clientX != null ) {
-				eventDoc = event.target.ownerDocument || document;
-				doc = eventDoc.documentElement;
-				body = eventDoc.body;
-
-				event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 );
-				event.pageY = original.clientY + ( doc && doc.scrollTop  || body && body.scrollTop  || 0 ) - ( doc && doc.clientTop  || body && body.clientTop  || 0 );
-			}
-
-			// Add relatedTarget, if necessary
-			if ( !event.relatedTarget && fromElement ) {
-				event.relatedTarget = fromElement === event.target ? original.toElement : fromElement;
-			}
-
-			// Add which for click: 1 === left; 2 === middle; 3 === right
-			// Note: button is not normalized, so don't use it
-			if ( !event.which && button !== undefined ) {
-				event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
-			}
-
-			return event;
-		}
+		return fixHook.filter? fixHook.filter( event, originalEvent ) : event;
 	},
 
 	special: {
@@ -5266,14 +4834,8 @@ jQuery.event = {
 			// Fire native event if possible so blur/focus sequence is correct
 			trigger: function() {
 				if ( this !== safeActiveElement() && this.focus ) {
-					try {
-						this.focus();
-						return false;
-					} catch ( e ) {
-						// Support: IE<9
-						// If we error on focus to hidden element (#1486, #12518),
-						// let .trigger() run the handlers
-					}
+					this.focus();
+					return false;
 				}
 			},
 			delegateType: "focusin"
@@ -5290,7 +4852,7 @@ jQuery.event = {
 		click: {
 			// For checkbox, fire native event so checked state will be right
 			trigger: function() {
-				if ( jQuery.nodeName( this, "input" ) && this.type === "checkbox" && this.click ) {
+				if ( this.type === "checkbox" && this.click && jQuery.nodeName( this, "input" ) ) {
 					this.click();
 					return false;
 				}
@@ -5305,7 +4867,8 @@ jQuery.event = {
 		beforeunload: {
 			postDispatch: function( event ) {
 
-				// Even when returnValue equals to undefined Firefox will still show alert
+				// Support: Firefox 20+
+				// Firefox doesn't alert if the returnValue field is not set.
 				if ( event.result !== undefined ) {
 					event.originalEvent.returnValue = event.result;
 				}
@@ -5337,26 +4900,11 @@ jQuery.event = {
 	}
 };
 
-jQuery.removeEvent = document.removeEventListener ?
-	function( elem, type, handle ) {
-		if ( elem.removeEventListener ) {
-			elem.removeEventListener( type, handle, false );
-		}
-	} :
-	function( elem, type, handle ) {
-		var name = "on" + type;
-
-		if ( elem.detachEvent ) {
-
-			// #8545, #7054, preventing memory leaks for custom events in IE6-8
-			// detachEvent needed property on element, by name of that event, to properly expose it to GC
-			if ( typeof elem[ name ] === core_strundefined ) {
-				elem[ name ] = null;
-			}
-
-			elem.detachEvent( name, handle );
-		}
-	};
+jQuery.removeEvent = function( elem, type, handle ) {
+	if ( elem.removeEventListener ) {
+		elem.removeEventListener( type, handle, false );
+	}
+};
 
 jQuery.Event = function( src, props ) {
 	// Allow instantiation without the 'new' keyword
@@ -5371,7 +4919,7 @@ jQuery.Event = function( src, props ) {
 
 		// Events bubbling up the document may have been marked as prevented
 		// by a handler lower down the tree; reflect the correct value.
-		this.isDefaultPrevented = ( src.defaultPrevented || src.returnValue === false ||
+		this.isDefaultPrevented = ( src.defaultPrevented ||
 			src.getPreventDefault && src.getPreventDefault() ) ? returnTrue : returnFalse;
 
 	// Event type
@@ -5402,35 +4950,19 @@ jQuery.Event.prototype = {
 		var e = this.originalEvent;
 
 		this.isDefaultPrevented = returnTrue;
-		if ( !e ) {
-			return;
-		}
 
-		// If preventDefault exists, run it on the original event
-		if ( e.preventDefault ) {
+		if ( e && e.preventDefault ) {
 			e.preventDefault();
-
-		// Support: IE
-		// Otherwise set the returnValue property of the original event to false
-		} else {
-			e.returnValue = false;
 		}
 	},
 	stopPropagation: function() {
 		var e = this.originalEvent;
 
 		this.isPropagationStopped = returnTrue;
-		if ( !e ) {
-			return;
-		}
-		// If stopPropagation exists, run it on the original event
-		if ( e.stopPropagation ) {
+
+		if ( e && e.stopPropagation ) {
 			e.stopPropagation();
 		}
-
-		// Support: IE
-		// Set the cancelBubble property of the original event to true
-		e.cancelBubble = true;
 	},
 	stopImmediatePropagation: function() {
 		this.isImmediatePropagationStopped = returnTrue;
@@ -5439,6 +4971,7 @@ jQuery.Event.prototype = {
 };
 
 // Create mouseenter/leave events using mouseover/out and event-time checks
+// Support: Chrome 15+
 jQuery.each({
 	mouseenter: "mouseover",
 	mouseleave: "mouseout"
@@ -5465,113 +4998,8 @@ jQuery.each({
 	};
 });
 
-// IE submit delegation
-if ( !jQuery.support.submitBubbles ) {
-
-	jQuery.event.special.submit = {
-		setup: function() {
-			// Only need this for delegated form submit events
-			if ( jQuery.nodeName( this, "form" ) ) {
-				return false;
-			}
-
-			// Lazy-add a submit handler when a descendant form may potentially be submitted
-			jQuery.event.add( this, "click._submit keypress._submit", function( e ) {
-				// 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, "submitBubbles" ) ) {
-					jQuery.event.add( form, "submit._submit", function( event ) {
-						event._submit_bubble = true;
-					});
-					jQuery._data( form, "submitBubbles", true );
-				}
-			});
-			// return undefined since we don't need an event listener
-		},
-
-		postDispatch: function( event ) {
-			// If form was submitted by the user, bubble the event up the tree
-			if ( event._submit_bubble ) {
-				delete event._submit_bubble;
-				if ( this.parentNode && !event.isTrigger ) {
-					jQuery.event.simulate( "submit", this.parentNode, event, true );
-				}
-			}
-		},
-
-		teardown: function() {
-			// Only need this for delegated form submit events
-			if ( jQuery.nodeName( this, "form" ) ) {
-				return false;
-			}
-
-			// Remove delegated handlers; cleanData eventually reaps submit handlers attached above
-			jQuery.event.remove( this, "._submit" );
-		}
-	};
-}
-
-// IE change delegation and checkbox/radio fix
-if ( !jQuery.support.changeBubbles ) {
-
-	jQuery.event.special.change = {
-
-		setup: function() {
-
-			if ( rformElems.test( this.nodeName ) ) {
-				// IE doesn't fire change on a check/radio until blur; trigger it on click
-				// after a propertychange. Eat the blur-change in special.change.handle.
-				// This still fires onchange a second time for check/radio after blur.
-				if ( this.type === "checkbox" || this.type === "radio" ) {
-					jQuery.event.add( this, "propertychange._change", function( event ) {
-						if ( event.originalEvent.propertyName === "checked" ) {
-							this._just_changed = true;
-						}
-					});
-					jQuery.event.add( this, "click._change", function( event ) {
-						if ( this._just_changed && !event.isTrigger ) {
-							this._just_changed = false;
-						}
-						// Allow triggered, simulated change events (#11500)
-						jQuery.event.simulate( "change", this, event, true );
-					});
-				}
-				return false;
-			}
-			// Delegated event; lazy-add a change handler on descendant inputs
-			jQuery.event.add( this, "beforeactivate._change", function( e ) {
-				var elem = e.target;
-
-				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, "changeBubbles", true );
-				}
-			});
-		},
-
-		handle: function( event ) {
-			var elem = event.target;
-
-			// Swallow native change events from checkbox/radio, we already triggered them above
-			if ( this !== elem || event.isSimulated || event.isTrigger || (elem.type !== "radio" && elem.type !== "checkbox") ) {
-				return event.handleObj.handler.apply( this, arguments );
-			}
-		},
-
-		teardown: function() {
-			jQuery.event.remove( this, "._change" );
-
-			return !rformElems.test( this.nodeName );
-		}
-	};
-}
-
 // Create "bubbling" focus and blur events
+// Support: Firefox, Chrome, Safari
 if ( !jQuery.support.focusinBubbles ) {
 	jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) {
 
@@ -5599,7 +5027,7 @@ if ( !jQuery.support.focusinBubbles ) {
 jQuery.fn.extend({
 
 	on: function( types, selector, data, fn, /*INTERNAL*/ one ) {
-		var type, origFn;
+		var origFn, type;
 
 		// Types can be a map of types/handlers
 		if ( typeof types === "object" ) {
@@ -5737,12 +5165,12 @@ jQuery.fn.extend({
 	},
 
 	has: function( target ) {
-		var i,
-			targets = jQuery( target, this ),
-			len = targets.length;
+		var targets = jQuery( target, this ),
+			l = targets.length;
 
 		return this.filter(function() {
-			for ( i = 0; i < len; i++ ) {
+			var i = 0;
+			for ( ; i < l; i++ ) {
 				if ( jQuery.contains( this, targets[i] ) ) {
 					return true;
 				}
@@ -5775,8 +5203,8 @@ jQuery.fn.extend({
 		var cur,
 			i = 0,
 			l = this.length,
-			ret = [],
-			pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ?
+			matched = [],
+			pos = ( rneedsContext.test( selectors ) || typeof selectors !== "string" ) ?
 				jQuery( selectors, context || this.context ) :
 				0;
 
@@ -5790,13 +5218,13 @@ jQuery.fn.extend({
 					cur.nodeType === 1 &&
 						jQuery.find.matchesSelector(cur, selectors)) ) {
 
-					cur = ret.push( cur );
+					cur = matched.push( cur );
 					break;
 				}
 			}
 		}
 
-		return this.pushStack( ret.length > 1 ? jQuery.unique( ret ) : ret );
+		return this.pushStack( matched.length > 1 ? jQuery.unique( matched ) : matched );
 	},
 
 	// Determine the position of an element within
@@ -5805,18 +5233,20 @@ jQuery.fn.extend({
 
 		// No argument, return index in parent
 		if ( !elem ) {
-			return ( this[0] && this[0].parentNode ) ? this.first().prevAll().length : -1;
+			return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1;
 		}
 
 		// index in selector
 		if ( typeof elem === "string" ) {
-			return jQuery.inArray( this[0], jQuery( elem ) );
+			return core_indexOf.call( jQuery( elem ), this[ 0 ] );
 		}
 
 		// Locate the position of the desired element
-		return jQuery.inArray(
+		return core_indexOf.call( this,
+
 			// If it receives a jQuery object, the first element is used
-			elem.jquery ? elem[0] : elem, this );
+			elem.jquery ? elem[ 0 ] : elem
+		);
 	},
 
 	add: function( selector, context ) {
@@ -5836,9 +5266,7 @@ jQuery.fn.extend({
 });
 
 function sibling( cur, dir ) {
-	do {
-		cur = cur[ dir ];
-	} while ( cur && cur.nodeType !== 1 );
+	while ( (cur = cur[dir]) && cur.nodeType !== 1 ) {}
 
 	return cur;
 }
@@ -5879,35 +5307,33 @@ jQuery.each({
 		return jQuery.sibling( elem.firstChild );
 	},
 	contents: function( elem ) {
-		return jQuery.nodeName( elem, "iframe" ) ?
-			elem.contentDocument || elem.contentWindow.document :
-			jQuery.merge( [], elem.childNodes );
+		return elem.contentDocument || jQuery.merge( [], elem.childNodes );
 	}
 }, function( name, fn ) {
 	jQuery.fn[ name ] = function( until, selector ) {
-		var ret = jQuery.map( this, fn, until );
+		var matched = jQuery.map( this, fn, until );
 
 		if ( name.slice( -5 ) !== "Until" ) {
 			selector = until;
 		}
 
 		if ( selector && typeof selector === "string" ) {
-			ret = jQuery.filter( selector, ret );
+			matched = jQuery.filter( selector, matched );
 		}
 
 		if ( this.length > 1 ) {
 			// Remove duplicates
 			if ( !guaranteedUnique[ name ] ) {
-				ret = jQuery.unique( ret );
+				jQuery.unique( matched );
 			}
 
 			// Reverse order for parents* and prev-derivatives
 			if ( rparentsprev.test( name ) ) {
-				ret = ret.reverse();
+				matched.reverse();
 			}
 		}
 
-		return this.pushStack( ret );
+		return this.pushStack( matched );
 	};
 });
 
@@ -5928,27 +5354,29 @@ jQuery.extend({
 
 	dir: function( elem, dir, until ) {
 		var matched = [],
-			cur = elem[ dir ];
+			truncate = until !== undefined;
 
-		while ( cur && cur.nodeType !== 9 && (until === undefined || cur.nodeType !== 1 || !jQuery( cur ).is( until )) ) {
-			if ( cur.nodeType === 1 ) {
-				matched.push( cur );
+		while ( (elem = elem[ dir ]) && elem.nodeType !== 9 ) {
+			if ( elem.nodeType === 1 ) {
+				if ( truncate && jQuery( elem ).is( until ) ) {
+					break;
+				}
+				matched.push( elem );
 			}
-			cur = cur[dir];
 		}
 		return matched;
 	},
 
 	sibling: function( n, elem ) {
-		var r = [];
+		var matched = [];
 
 		for ( ; n; n = n.nextSibling ) {
 			if ( n.nodeType === 1 && n !== elem ) {
-				r.push( n );
+				matched.push( n );
 			}
 		}
 
-		return r;
+		return matched;
 	}
 });
 
@@ -5978,31 +5406,11 @@ function winnow( elements, qualifier, not ) {
 	}
 
 	return jQuery.grep( elements, function( elem ) {
-		return ( jQuery.inArray( elem, qualifier ) >= 0 ) !== not;
+		return ( core_indexOf.call( qualifier, elem ) >= 0 ) !== not;
 	});
 }
-function createSafeFragment( document ) {
-	var list = nodeNames.split( "|" ),
-		safeFrag = document.createDocumentFragment();
-
-	if ( safeFrag.createElement ) {
-		while ( list.length ) {
-			safeFrag.createElement(
-				list.pop()
-			);
-		}
-	}
-	return safeFrag;
-}
-
-var nodeNames = "abbr|article|aside|audio|bdi|canvas|data|datalist|details|figcaption|figure|footer|" +
-		"header|hgroup|mark|meter|nav|output|progress|section|summary|time|video",
-	rinlinejQuery = / jQuery\d+="(?:null|\d+)"/g,
-	rnoshimcache = new RegExp("<(?:" + nodeNames + ")[\\s/>]", "i"),
-	rleadingWhitespace = /^\s+/,
-	rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi,
+var rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi,
 	rtagName = /<([\w:]+)/,
-	rtbody = /<tbody/i,
 	rhtml = /<|&#?\w+;/,
 	rnoInnerhtml = /<(?:script|style|link)/i,
 	manipulation_rcheckableType = /^(?:checkbox|radio)$/i,
@@ -6014,23 +5422,21 @@ var nodeNames = "abbr|article|aside|audio|bdi|canvas|data|datalist|details|figca
 
 	// We have to close these tags to support XHTML (#13200)
 	wrapMap = {
+
+		// Support: IE 9
 		option: [ 1, "<select multiple='multiple'>", "</select>" ],
-		legend: [ 1, "<fieldset>", "</fieldset>" ],
-		area: [ 1, "<map>", "</map>" ],
-		param: [ 1, "<object>", "</object>" ],
+
 		thead: [ 1, "<table>", "</table>" ],
+		col: [ 2, "<table><colgroup>", "</colgroup></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>", "</div>"  ]
-	},
-	safeFragment = createSafeFragment( document ),
-	fragmentDiv = safeFragment.appendChild( document.createElement("div") );
+		_default: [ 0, "", "" ]
+	};
 
+// Support: IE 9
 wrapMap.optgroup = wrapMap.option;
+
 wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
 wrapMap.th = wrapMap.td;
 
@@ -6039,7 +5445,7 @@ jQuery.fn.extend({
 		return jQuery.access( this, function( value ) {
 			return value === undefined ?
 				jQuery.text( this ) :
-				this.empty().append( ( this[0] && this[0].ownerDocument || document ).createTextNode( value ) );
+				this.empty().append( ( this[ 0 ] && this[ 0 ].ownerDocument || document ).createTextNode( value ) );
 		}, null, value, arguments.length );
 	},
 
@@ -6084,7 +5490,6 @@ jQuery.fn.extend({
 			i = 0;
 
 		for ( ; (elem = elems[i]) != null; i++ ) {
-
 			if ( !keepData && elem.nodeType === 1 ) {
 				jQuery.cleanData( getAll( elem ) );
 			}
@@ -6105,20 +5510,13 @@ jQuery.fn.extend({
 			i = 0;
 
 		for ( ; (elem = this[i]) != null; i++ ) {
-			// Remove element nodes and prevent memory leaks
 			if ( elem.nodeType === 1 ) {
+
+				// Prevent memory leaks
 				jQuery.cleanData( getAll( elem, false ) );
-			}
 
-			// Remove any remaining nodes
-			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;
+				// Remove any remaining nodes
+				elem.textContent = "";
 			}
 		}
 
@@ -6136,28 +5534,25 @@ jQuery.fn.extend({
 
 	html: function( value ) {
 		return jQuery.access( this, function( value ) {
-			var elem = this[0] || {},
+			var elem = this[ 0 ] || {},
 				i = 0,
 				l = this.length;
 
-			if ( value === undefined ) {
-				return elem.nodeType === 1 ?
-					elem.innerHTML.replace( rinlinejQuery, "" ) :
-					undefined;
+			if ( value === undefined && elem.nodeType === 1 ) {
+				return elem.innerHTML;
 			}
 
 			// See if we can take a shortcut and just use innerHTML
 			if ( typeof value === "string" && !rnoInnerhtml.test( value ) &&
-				( jQuery.support.htmlSerialize || !rnoshimcache.test( value )  ) &&
-				( jQuery.support.leadingWhitespace || !rleadingWhitespace.test( value ) ) &&
-				!wrapMap[ ( rtagName.exec( value ) || ["", ""] )[1].toLowerCase() ] ) {
+				!wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) {
 
 				value = value.replace( rxhtmlTag, "<$1></$2>" );
 
 				try {
-					for (; i < l; i++ ) {
+					for ( ; i < l; i++ ) {
+						elem = this[ i ] || {};
+
 						// Remove element nodes and prevent memory leaks
-						elem = this[i] || {};
 						if ( elem.nodeType === 1 ) {
 							jQuery.cleanData( getAll( elem, false ) );
 							elem.innerHTML = value;
@@ -6167,7 +5562,7 @@ jQuery.fn.extend({
 					elem = 0;
 
 				// If using innerHTML throws an exception, use the fallback method
-				} catch(e) {}
+				} catch( e ) {}
 			}
 
 			if ( elem ) {
@@ -6213,13 +5608,12 @@ jQuery.fn.extend({
 		// Flatten any nested arrays
 		args = core_concat.apply( [], args );
 
-		var first, node, hasScripts,
-			scripts, doc, fragment,
+		var fragment, first, scripts, hasScripts, node, doc,
 			i = 0,
 			l = this.length,
 			set = this,
 			iNoClone = l - 1,
-			value = args[0],
+			value = args[ 0 ],
 			isFunction = jQuery.isFunction( value );
 
 		// We can't cloneNode fragments that contain checked, in WebKit
@@ -6227,7 +5621,7 @@ jQuery.fn.extend({
 			return this.each(function( index ) {
 				var self = set.eq( index );
 				if ( isFunction ) {
-					args[0] = value.call( this, index, self.html() );
+					args[ 0 ] = value.call( this, index, self.html() );
 				}
 				self.domManip( args, callback, allowIntersection );
 			});
@@ -6255,11 +5649,13 @@ jQuery.fn.extend({
 
 						// Keep references to cloned scripts for later restoration
 						if ( hasScripts ) {
+							// Support: QtWebKit
+							// jQuery.merge because core_push.apply(_, arraylike) throws
 							jQuery.merge( scripts, getAll( node, "script" ) );
 						}
 					}
 
-					callback.call( this[i], node, i );
+					callback.call( this[ i ], node, i );
 				}
 
 				if ( hasScripts ) {
@@ -6272,20 +5668,17 @@ jQuery.fn.extend({
 					for ( i = 0; i < hasScripts; i++ ) {
 						node = scripts[ i ];
 						if ( rscriptType.test( node.type || "" ) &&
-							!jQuery._data( node, "globalEval" ) && jQuery.contains( doc, node ) ) {
+							!data_priv.access( node, "globalEval" ) && jQuery.contains( doc, node ) ) {
 
 							if ( node.src ) {
 								// Hope ajax is available...
 								jQuery._evalUrl( node.src );
 							} else {
-								jQuery.globalEval( ( node.text || node.textContent || node.innerHTML || "" ).replace( rcleanScript, "" ) );
+								jQuery.globalEval( node.textContent.replace( rcleanScript, "" ) );
 							}
 						}
 					}
 				}
-
-				// Fix #11809: Avoid leaking memory
-				fragment = first = null;
 			}
 		}
 
@@ -6293,136 +5686,6 @@ jQuery.fn.extend({
 	}
 });
 
-// Support: IE<8
-// Manipulating tables requires a tbody
-function manipulationTarget( elem, content ) {
-	return jQuery.nodeName( elem, "table" ) &&
-		jQuery.nodeName( content.nodeType === 1 ? content : content.firstChild, "tr" ) ?
-
-		elem.getElementsByTagName("tbody")[0] ||
-			elem.appendChild( elem.ownerDocument.createElement("tbody") ) :
-		elem;
-}
-
-// Replace/restore the type attribute of script elements for safe DOM manipulation
-function disableScript( elem ) {
-	elem.type = (jQuery.find.attr( elem, "type" ) !== null) + "/" + elem.type;
-	return elem;
-}
-function restoreScript( elem ) {
-	var match = rscriptTypeMasked.exec( elem.type );
-	if ( match ) {
-		elem.type = match[1];
-	} else {
-		elem.removeAttribute("type");
-	}
-	return elem;
-}
-
-// Mark scripts as having already been evaluated
-function setGlobalEval( elems, refElements ) {
-	var elem,
-		i = 0;
-	for ( ; (elem = elems[i]) != null; i++ ) {
-		jQuery._data( elem, "globalEval", !refElements || jQuery._data( refElements[i], "globalEval" ) );
-	}
-}
-
-function cloneCopyEvent( src, dest ) {
-
-	if ( dest.nodeType !== 1 || !jQuery.hasData( src ) ) {
-		return;
-	}
-
-	var type, i, l,
-		oldData = jQuery._data( src ),
-		curData = jQuery._data( dest, oldData ),
-		events = oldData.events;
-
-	if ( events ) {
-		delete curData.handle;
-		curData.events = {};
-
-		for ( type in events ) {
-			for ( i = 0, l = events[ type ].length; i < l; i++ ) {
-				jQuery.event.add( dest, type, events[ type ][ i ] );
-			}
-		}
-	}
-
-	// make the cloned public data object a copy from the original
-	if ( curData.data ) {
-		curData.data = jQuery.extend( {}, curData.data );
-	}
-}
-
-function fixCloneNodeIssues( src, dest ) {
-	var nodeName, e, data;
-
-	// We do not need to do anything for non-Elements
-	if ( dest.nodeType !== 1 ) {
-		return;
-	}
-
-	nodeName = dest.nodeName.toLowerCase();
-
-	// IE6-8 copies events bound via attachEvent when using cloneNode.
-	if ( !jQuery.support.noCloneEvent && dest[ jQuery.expando ] ) {
-		data = jQuery._data( dest );
-
-		for ( e in data.events ) {
-			jQuery.removeEvent( dest, e, data.handle );
-		}
-
-		// Event data gets referenced instead of copied if the expando gets copied too
-		dest.removeAttribute( jQuery.expando );
-	}
-
-	// IE blanks contents when cloning scripts, and tries to evaluate newly-set text
-	if ( nodeName === "script" && dest.text !== src.text ) {
-		disableScript( dest ).text = src.text;
-		restoreScript( dest );
-
-	// IE6-10 improperly clones children of object elements using classid.
-	// IE10 throws NoModificationAllowedError if parent is null, #12132.
-	} else if ( nodeName === "object" ) {
-		if ( dest.parentNode ) {
-			dest.outerHTML = src.outerHTML;
-		}
-
-		// This path appears unavoidable for IE9. When cloning an object
-		// element in IE9, the outerHTML strategy above is not sufficient.
-		// If the src has innerHTML and the destination does not,
-		// copy the src.innerHTML into the dest.innerHTML. #10324
-		if ( jQuery.support.html5Clone && ( src.innerHTML && !jQuery.trim(dest.innerHTML) ) ) {
-			dest.innerHTML = src.innerHTML;
-		}
-
-	} else if ( nodeName === "input" && manipulation_rcheckableType.test( src.type ) ) {
-		// IE6-8 fails to persist the checked state of a cloned checkbox
-		// or radio button. Worse, IE6-7 fail to give the cloned element
-		// a checked appearance if the defaultChecked value isn't also set
-
-		dest.defaultChecked = dest.checked = src.checked;
-
-		// IE6-7 get confused and end up setting the value of a cloned
-		// checkbox/radio button to an empty string instead of "on"
-		if ( dest.value !== src.value ) {
-			dest.value = src.value;
-		}
-
-	// IE6-8 fails to return the selected option to the default selected
-	// state when cloning options
-	} else if ( nodeName === "option" ) {
-		dest.defaultSelected = dest.selected = src.defaultSelected;
-
-	// IE6-8 fails to set the defaultValue to the correct value when
-	// cloning other types of input fields
-	} else if ( nodeName === "input" || nodeName === "textarea" ) {
-		dest.defaultValue = src.defaultValue;
-	}
-}
-
 jQuery.each({
 	appendTo: "append",
 	prependTo: "prepend",
@@ -6432,16 +5695,17 @@ jQuery.each({
 }, function( name, original ) {
 	jQuery.fn[ name ] = function( selector ) {
 		var elems,
-			i = 0,
 			ret = [],
 			insert = jQuery( selector ),
-			last = insert.length - 1;
+			last = insert.length - 1,
+			i = 0;
 
 		for ( ; i <= last; i++ ) {
-			elems = i === last ? this : this.clone(true);
-			jQuery( insert[i] )[ original ]( elems );
+			elems = i === last ? this : this.clone( true );
+			jQuery( insert[ i ] )[ original ]( elems );
 
-			// Modern browsers can apply jQuery collections as arrays, but oldIE needs a .get()
+			// Support: QtWebKit
+			// .get() because core_push.apply(_, arraylike) throws
 			core_push.apply( ret, elems.get() );
 		}
 
@@ -6449,62 +5713,22 @@ jQuery.each({
 	};
 });
 
-function getAll( context, tag ) {
-	var elems, elem,
-		i = 0,
-		found = typeof context.getElementsByTagName !== core_strundefined ? context.getElementsByTagName( tag || "*" ) :
-			typeof context.querySelectorAll !== core_strundefined ? context.querySelectorAll( tag || "*" ) :
-			undefined;
-
-	if ( !found ) {
-		for ( found = [], elems = context.childNodes || context; (elem = elems[i]) != null; i++ ) {
-			if ( !tag || jQuery.nodeName( elem, tag ) ) {
-				found.push( elem );
-			} else {
-				jQuery.merge( found, getAll( elem, tag ) );
-			}
-		}
-	}
-
-	return tag === undefined || tag && jQuery.nodeName( context, tag ) ?
-		jQuery.merge( [ context ], found ) :
-		found;
-}
-
-// Used in buildFragment, fixes the defaultChecked property
-function fixDefaultChecked( elem ) {
-	if ( manipulation_rcheckableType.test( elem.type ) ) {
-		elem.defaultChecked = elem.checked;
-	}
-}
-
 jQuery.extend({
 	clone: function( elem, dataAndEvents, deepDataAndEvents ) {
-		var destElements, node, clone, i, srcElements,
+		var i, l, srcElements, destElements,
+			clone = elem.cloneNode( true ),
 			inPage = jQuery.contains( elem.ownerDocument, elem );
 
-		if ( jQuery.support.html5Clone || jQuery.isXMLDoc(elem) || !rnoshimcache.test( "<" + elem.nodeName + ">" ) ) {
-			clone = elem.cloneNode( true );
-
-		// IE<=8 does not properly clone detached, unknown element nodes
-		} else {
-			fragmentDiv.innerHTML = elem.outerHTML;
-			fragmentDiv.removeChild( clone = fragmentDiv.firstChild );
-		}
-
-		if ( (!jQuery.support.noCloneEvent || !jQuery.support.noCloneChecked) &&
-				(elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem) ) {
+		// Support: IE >= 9
+		// Fix Cloning issues
+		if ( !jQuery.support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) && !jQuery.isXMLDoc( elem ) ) {
 
 			// We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2
 			destElements = getAll( clone );
 			srcElements = getAll( elem );
 
-			// Fix all IE cloning issues
-			for ( i = 0; (node = srcElements[i]) != null; ++i ) {
-				// Ensure that the destination node is not null; Fixes #9587
-				if ( destElements[i] ) {
-					fixCloneNodeIssues( node, destElements[i] );
-				}
+			for ( i = 0, l = srcElements.length; i < l; i++ ) {
+				fixInput( srcElements[ i ], destElements[ i ] );
 			}
 		}
 
@@ -6514,8 +5738,8 @@ jQuery.extend({
 				srcElements = srcElements || getAll( elem );
 				destElements = destElements || getAll( clone );
 
-				for ( i = 0; (node = srcElements[i]) != null; i++ ) {
-					cloneCopyEvent( node, destElements[i] );
+				for ( i = 0, l = srcElements.length; i < l; i++ ) {
+					cloneCopyEvent( srcElements[ i ], destElements[ i ] );
 				}
 			} else {
 				cloneCopyEvent( elem, clone );
@@ -6528,22 +5752,16 @@ jQuery.extend({
 			setGlobalEval( destElements, !inPage && getAll( elem, "script" ) );
 		}
 
-		destElements = srcElements = node = null;
-
 		// Return the cloned set
 		return clone;
 	},
 
 	buildFragment: function( elems, context, scripts, selection ) {
-		var j, elem, contains,
-			tmp, tag, tbody, wrap,
+		var elem, tmp, tag, wrap, contains, j,
+			i = 0,
 			l = elems.length,
-
-			// Ensure a safe fragment
-			safe = createSafeFragment( context ),
-
-			nodes = [],
-			i = 0;
+			fragment = context.createDocumentFragment(),
+			nodes = [];
 
 		for ( ; i < l; i++ ) {
 			elem = elems[ i ];
@@ -6552,6 +5770,8 @@ jQuery.extend({
 
 				// Add nodes directly
 				if ( jQuery.type( elem ) === "object" ) {
+					// Support: QtWebKit
+					// jQuery.merge because core_push.apply(_, arraylike) throws
 					jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem );
 
 				// Convert non-html into a text node
@@ -6560,71 +5780,35 @@ jQuery.extend({
 
 				// Convert html into DOM nodes
 				} else {
-					tmp = tmp || safe.appendChild( context.createElement("div") );
+					tmp = tmp || fragment.appendChild( context.createElement("div") );
 
 					// Deserialize a standard representation
-					tag = ( rtagName.exec( elem ) || ["", ""] )[1].toLowerCase();
+					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];
+					j = wrap[ 0 ];
 					while ( j-- ) {
 						tmp = tmp.lastChild;
 					}
 
-					// Manually add leading whitespace removed by IE
-					if ( !jQuery.support.leadingWhitespace && rleadingWhitespace.test( elem ) ) {
-						nodes.push( context.createTextNode( rleadingWhitespace.exec( elem )[0] ) );
-					}
-
-					// Remove IE's autoinserted <tbody> from table fragments
-					if ( !jQuery.support.tbody ) {
-
-						// String was a <table>, *may* have spurious <tbody>
-						elem = tag === "table" && !rtbody.test( elem ) ?
-							tmp.firstChild :
-
-							// String was a bare <thead> or <tfoot>
-							wrap[1] === "<table>" && !rtbody.test( elem ) ?
-								tmp :
-								0;
-
-						j = elem && elem.childNodes.length;
-						while ( j-- ) {
-							if ( jQuery.nodeName( (tbody = elem.childNodes[j]), "tbody" ) && !tbody.childNodes.length ) {
-								elem.removeChild( tbody );
-							}
-						}
-					}
-
+					// Support: QtWebKit
+					// jQuery.merge because core_push.apply(_, arraylike) throws
 					jQuery.merge( nodes, tmp.childNodes );
 
-					// Fix #12392 for WebKit and IE > 9
+					// Remember the top-level container
+					tmp = fragment.firstChild;
+
+					// Fixes #12346
+					// Support: Webkit, IE
 					tmp.textContent = "";
-
-					// Fix #12392 for oldIE
-					while ( tmp.firstChild ) {
-						tmp.removeChild( tmp.firstChild );
-					}
-
-					// Remember the top-level container for proper cleanup
-					tmp = safe.lastChild;
 				}
 			}
 		}
 
-		// Fix #11356: Clear elements from fragment
-		if ( tmp ) {
-			safe.removeChild( tmp );
-		}
-
-		// 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( nodes, "input" ), fixDefaultChecked );
-		}
+		// Remove wrapper from fragment
+		fragment.textContent = "";
 
 		i = 0;
 		while ( (elem = nodes[ i++ ]) ) {
@@ -6638,7 +5822,7 @@ jQuery.extend({
 			contains = jQuery.contains( elem.ownerDocument, elem );
 
 			// Append to fragment
-			tmp = getAll( safe.appendChild( elem ), "script" );
+			tmp = getAll( fragment.appendChild( elem ), "script" );
 
 			// Preserve script evaluation history
 			if ( contains ) {
@@ -6656,29 +5840,22 @@ jQuery.extend({
 			}
 		}
 
-		tmp = null;
-
-		return safe;
+		return fragment;
 	},
 
-	cleanData: function( elems, /* internal */ acceptData ) {
-		var elem, type, id, data,
-			i = 0,
-			internalKey = jQuery.expando,
-			cache = jQuery.cache,
-			deleteExpando = jQuery.support.deleteExpando,
-			special = jQuery.event.special;
+	cleanData: function( elems ) {
+		var data, elem, events, type, key, j,
+			special = jQuery.event.special,
+			i = 0;
 
-		for ( ; (elem = elems[i]) != null; i++ ) {
+		for ( ; (elem = elems[ i ]) !== undefined; i++ ) {
+			if ( Data.accepts( elem ) ) {
+				key = elem[ data_priv.expando ];
 
-			if ( acceptData || jQuery.acceptData( elem ) ) {
-
-				id = elem[ internalKey ];
-				data = id && cache[ id ];
-
-				if ( data ) {
-					if ( data.events ) {
-						for ( type in data.events ) {
+				if ( key && (data = data_priv.cache[ key ]) ) {
+					events = Object.keys( data.events || {} );
+					if ( events.length ) {
+						for ( j = 0; (type = events[j]) !== undefined; j++ ) {
 							if ( special[ type ] ) {
 								jQuery.event.remove( elem, type );
 
@@ -6688,29 +5865,14 @@ jQuery.extend({
 							}
 						}
 					}
-
-					// Remove cache only if it was not already removed by jQuery.event.remove
-					if ( cache[ id ] ) {
-
-						delete cache[ id ];
-
-						// IE does not allow us to delete expando properties from nodes,
-						// nor does it have a removeAttribute function on Document nodes;
-						// we must handle all of these cases
-						if ( deleteExpando ) {
-							delete elem[ internalKey ];
-
-						} else if ( typeof elem.removeAttribute !== core_strundefined ) {
-							elem.removeAttribute( internalKey );
-
-						} else {
-							elem[ internalKey ] = null;
-						}
-
-						core_deletedIds.push( id );
+					if ( data_priv.cache[ key ] ) {
+						// Discard any remaining `private` data
+						delete data_priv.cache[ key ];
 					}
 				}
 			}
+			// Discard any remaining `user` data
+			delete data_user.cache[ elem[ data_user.expando ] ];
 		}
 	},
 
@@ -6725,27 +5887,129 @@ jQuery.extend({
 		});
 	}
 });
+
+// Support: 1.x compatibility
+// Manipulating tables requires a tbody
+function manipulationTarget( elem, content ) {
+	return jQuery.nodeName( elem, "table" ) &&
+		jQuery.nodeName( content.nodeType === 1 ? content : content.firstChild, "tr" ) ?
+
+		elem.getElementsByTagName("tbody")[0] ||
+			elem.appendChild( elem.ownerDocument.createElement("tbody") ) :
+		elem;
+}
+
+// Replace/restore the type attribute of script elements for safe DOM manipulation
+function disableScript( elem ) {
+	elem.type = (elem.getAttribute("type") !== null) + "/" + elem.type;
+	return elem;
+}
+function restoreScript( elem ) {
+	var match = rscriptTypeMasked.exec( elem.type );
+
+	if ( match ) {
+		elem.type = match[ 1 ];
+	} else {
+		elem.removeAttribute("type");
+	}
+
+	return elem;
+}
+
+// Mark scripts as having already been evaluated
+function setGlobalEval( elems, refElements ) {
+	var l = elems.length,
+		i = 0;
+
+	for ( ; i < l; i++ ) {
+		data_priv.set(
+			elems[ i ], "globalEval", !refElements || data_priv.get( refElements[ i ], "globalEval" )
+		);
+	}
+}
+
+function cloneCopyEvent( src, dest ) {
+	var i, l, type, pdataOld, pdataCur, udataOld, udataCur, events;
+
+	if ( dest.nodeType !== 1 ) {
+		return;
+	}
+
+	// 1. Copy private data: events, handlers, etc.
+	if ( data_priv.hasData( src ) ) {
+		pdataOld = data_priv.access( src );
+		pdataCur = data_priv.set( dest, pdataOld );
+		events = pdataOld.events;
+
+		if ( events ) {
+			delete pdataCur.handle;
+			pdataCur.events = {};
+
+			for ( type in events ) {
+				for ( i = 0, l = events[ type ].length; i < l; i++ ) {
+					jQuery.event.add( dest, type, events[ type ][ i ] );
+				}
+			}
+		}
+	}
+
+	// 2. Copy user data
+	if ( data_user.hasData( src ) ) {
+		udataOld = data_user.access( src );
+		udataCur = jQuery.extend( {}, udataOld );
+
+		data_user.set( dest, udataCur );
+	}
+}
+
+
+function getAll( context, tag ) {
+	var ret = context.getElementsByTagName ? context.getElementsByTagName( tag || "*" ) :
+			context.querySelectorAll ? context.querySelectorAll( tag || "*" ) :
+			[];
+
+	return tag === undefined || tag && jQuery.nodeName( context, tag ) ?
+		jQuery.merge( [ context ], ret ) :
+		ret;
+}
+
+// Support: IE >= 9
+function fixInput( src, dest ) {
+	var nodeName = dest.nodeName.toLowerCase();
+
+	// Fails to persist the checked state of a cloned checkbox or radio button.
+	if ( nodeName === "input" && manipulation_rcheckableType.test( src.type ) ) {
+		dest.checked = src.checked;
+
+	// Fails to return the selected option to the default selected state when cloning options
+	} else if ( nodeName === "input" || nodeName === "textarea" ) {
+		dest.defaultValue = src.defaultValue;
+	}
+}
 jQuery.fn.extend({
 	wrapAll: function( html ) {
+		var wrap;
+
 		if ( jQuery.isFunction( html ) ) {
-			return this.each(function(i) {
-				jQuery(this).wrapAll( html.call(this, i) );
+			return this.each(function( i ) {
+				jQuery( this ).wrapAll( html.call(this, i) );
 			});
 		}
 
-		if ( this[0] ) {
-			// The elements to wrap the target around
-			var wrap = jQuery( html, this[0].ownerDocument ).eq(0).clone(true);
+		if ( this[ 0 ] ) {
 
-			if ( this[0].parentNode ) {
-				wrap.insertBefore( this[0] );
+			// The elements to wrap the target around
+			wrap = jQuery( html, this[ 0 ].ownerDocument ).eq( 0 ).clone( true );
+
+			if ( this[ 0 ].parentNode ) {
+				wrap.insertBefore( this[ 0 ] );
 			}
 
 			wrap.map(function() {
 				var elem = this;
 
-				while ( elem.firstChild && elem.firstChild.nodeType === 1 ) {
-					elem = elem.firstChild;
+				while ( elem.firstElementChild ) {
+					elem = elem.firstElementChild;
 				}
 
 				return elem;
@@ -6757,8 +6021,8 @@ jQuery.fn.extend({
 
 	wrapInner: function( html ) {
 		if ( jQuery.isFunction( html ) ) {
-			return this.each(function(i) {
-				jQuery(this).wrapInner( html.call(this, i) );
+			return this.each(function( i ) {
+				jQuery( this ).wrapInner( html.call(this, i) );
 			});
 		}
 
@@ -6778,7 +6042,7 @@ jQuery.fn.extend({
 	wrap: function( html ) {
 		var isFunction = jQuery.isFunction( html );
 
-		return this.each(function(i) {
+		return this.each(function( i ) {
 			jQuery( this ).wrapAll( isFunction ? html.call(this, i) : html );
 		});
 	},
@@ -6791,10 +6055,7 @@ jQuery.fn.extend({
 		}).end();
 	}
 });
-var iframe, getStyles, curCSS,
-	ralpha = /alpha\([^)]*\)/i,
-	ropacity = /opacity\s*=\s*([^)]*)/,
-	rposition = /^(top|right|bottom|left)$/,
+var curCSS, iframe,
 	// swappable if display is none or starts with table except "table", "table-cell", or "table-caption"
 	// see here for display values: https://developer.mozilla.org/en-US/docs/CSS/display
 	rdisplayswap = /^(none|table(?!-c[ea]).+)/,
@@ -6843,6 +6104,12 @@ function isHidden( elem, el ) {
 	return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem );
 }
 
+// NOTE: we've included the "window" in window.getComputedStyle
+// because jsdom on node.js will break without it.
+function getStyles( elem ) {
+	return window.getComputedStyle( elem, null );
+}
+
 function showHide( elements, show ) {
 	var display, elem, hidden,
 		values = [],
@@ -6855,7 +6122,7 @@ function showHide( elements, show ) {
 			continue;
 		}
 
-		values[ index ] = jQuery._data( elem, "olddisplay" );
+		values[ index ] = data_priv.get( elem, "olddisplay" );
 		display = elem.style.display;
 		if ( show ) {
 			// Reset the inline display of this element to learn if it is
@@ -6868,7 +6135,7 @@ function showHide( elements, show ) {
 			// in a stylesheet to whatever the default browser style is
 			// for such an element
 			if ( elem.style.display === "" && isHidden( elem ) ) {
-				values[ index ] = jQuery._data( elem, "olddisplay", css_defaultDisplay(elem.nodeName) );
+				values[ index ] = data_priv.access( elem, "olddisplay", css_defaultDisplay(elem.nodeName) );
 			}
 		} else {
 
@@ -6876,7 +6143,7 @@ function showHide( elements, show ) {
 				hidden = isHidden( elem );
 
 				if ( display && display !== "none" || !hidden ) {
-					jQuery._data( elem, "olddisplay", hidden ? display : jQuery.css( elem, "display" ) );
+					data_priv.set( elem, "olddisplay", hidden ? display : jQuery.css(elem, "display") );
 				}
 			}
 		}
@@ -6900,7 +6167,7 @@ function showHide( elements, show ) {
 jQuery.fn.extend({
 	css: function( name, value ) {
 		return jQuery.access( this, function( elem, name, value ) {
-			var len, styles,
+			var styles, len,
 				map = {},
 				i = 0;
 
@@ -6974,7 +6241,7 @@ jQuery.extend({
 	// setting or getting the value
 	cssProps: {
 		// normalize float css property
-		"float": jQuery.support.cssFloat ? "cssFloat" : "styleFloat"
+		"float": "cssFloat"
 	},
 
 	// Get and set the style property on a DOM Node
@@ -7016,7 +6283,7 @@ jQuery.extend({
 				value += "px";
 			}
 
-			// Fixes #8908, it can be done more correctly by specifing setters in cssHooks,
+			// Fixes #8908, it can be done more correctly by specifying setters in cssHooks,
 			// but it would mean to define eight (for every problematic property) identical functions
 			if ( !jQuery.support.clearCloneStyle && value === "" && name.indexOf("background") === 0 ) {
 				style[ name ] = "inherit";
@@ -7024,12 +6291,7 @@ jQuery.extend({
 
 			// If a hook was provided, use that value, otherwise just set the specified value
 			if ( !hooks || !("set" in hooks) || (value = hooks.set( elem, value, extra )) !== undefined ) {
-
-				// Wrapped to prevent IE from throwing errors when 'invalid' values are provided
-				// Fixes bug #5509
-				try {
-					style[ name ] = value;
-				} catch(e) {}
+				style[ name ] = value;
 			}
 
 		} else {
@@ -7044,7 +6306,7 @@ jQuery.extend({
 	},
 
 	css: function( elem, name, extra, styles ) {
-		var num, val, hooks,
+		var val, num, hooks,
 			origName = jQuery.camelCase( name );
 
 		// Make sure that we're working with the right name
@@ -7078,99 +6340,46 @@ jQuery.extend({
 	}
 });
 
-// NOTE: we've included the "window" in window.getComputedStyle
-// because jsdom on node.js will break without it.
-if ( window.getComputedStyle ) {
-	getStyles = function( elem ) {
-		return window.getComputedStyle( elem, null );
-	};
+curCSS = function( elem, name, _computed ) {
+	var width, minWidth, maxWidth,
+		computed = _computed || getStyles( elem ),
 
-	curCSS = function( elem, name, _computed ) {
-		var width, minWidth, maxWidth,
-			computed = _computed || getStyles( elem ),
+		// Support: IE9
+		// getPropertyValue is only needed for .css('filter') in IE9, see #12537
+		ret = computed ? computed.getPropertyValue( name ) || computed[ name ] : undefined,
+		style = elem.style;
 
-			// getPropertyValue is only needed for .css('filter') in IE9, see #12537
-			ret = computed ? computed.getPropertyValue( name ) || computed[ name ] : undefined,
-			style = elem.style;
+	if ( computed ) {
 
-		if ( computed ) {
-
-			if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) {
-				ret = jQuery.style( elem, name );
-			}
-
-			// A tribute to the "awesome hack by Dean Edwards"
-			// Chrome < 17 and Safari 5.0 uses "computed value" instead of "used value" for margin-right
-			// Safari 5.1.7 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels
-			// this is against the CSSOM draft spec: http://dev.w3.org/csswg/cssom/#resolved-values
-			if ( rnumnonpx.test( ret ) && rmargin.test( name ) ) {
-
-				// Remember the original values
-				width = style.width;
-				minWidth = style.minWidth;
-				maxWidth = style.maxWidth;
-
-				// Put in the new values to get a computed value out
-				style.minWidth = style.maxWidth = style.width = ret;
-				ret = computed.width;
-
-				// Revert the changed values
-				style.width = width;
-				style.minWidth = minWidth;
-				style.maxWidth = maxWidth;
-			}
+		if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) {
+			ret = jQuery.style( elem, name );
 		}
 
-		return ret;
-	};
-} else if ( document.documentElement.currentStyle ) {
-	getStyles = function( elem ) {
-		return elem.currentStyle;
-	};
-
-	curCSS = function( elem, name, _computed ) {
-		var left, rs, rsLeft,
-			computed = _computed || getStyles( elem ),
-			ret = computed ? computed[ name ] : undefined,
-			style = elem.style;
-
-		// Avoid setting ret to empty string here
-		// so we don't default to auto
-		if ( ret == null && style && style[ name ] ) {
-			ret = style[ name ];
-		}
-
-		// From the awesome hack by Dean Edwards
-		// http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291
-
-		// If we're not dealing with a regular pixel number
-		// but a number that has a weird ending, we need to convert it to pixels
-		// but not position css attributes, as those are proportional to the parent element instead
-		// and we can't measure the parent instead because it might trigger a "stacking dolls" problem
-		if ( rnumnonpx.test( ret ) && !rposition.test( name ) ) {
+		// Support: Safari 5.1
+		// A tribute to the "awesome hack by Dean Edwards"
+		// Safari 5.1.7 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels
+		// this is against the CSSOM draft spec: http://dev.w3.org/csswg/cssom/#resolved-values
+		if ( rnumnonpx.test( ret ) && rmargin.test( name ) ) {
 
 			// Remember the original values
-			left = style.left;
-			rs = elem.runtimeStyle;
-			rsLeft = rs && rs.left;
+			width = style.width;
+			minWidth = style.minWidth;
+			maxWidth = style.maxWidth;
 
 			// Put in the new values to get a computed value out
-			if ( rsLeft ) {
-				rs.left = elem.currentStyle.left;
-			}
-			style.left = name === "fontSize" ? "1em" : ret;
-			ret = style.pixelLeft + "px";
+			style.minWidth = style.maxWidth = style.width = ret;
+			ret = computed.width;
 
 			// Revert the changed values
-			style.left = left;
-			if ( rsLeft ) {
-				rs.left = rsLeft;
-			}
+			style.width = width;
+			style.minWidth = minWidth;
+			style.maxWidth = maxWidth;
 		}
+	}
+
+	return ret;
+};
 
-		return ret === "" ? "auto" : ret;
-	};
-}
 
 function setPositiveNumber( elem, value, subtract ) {
 	var matches = rnumsplit.exec( value );
@@ -7331,57 +6540,15 @@ jQuery.each([ "height", "width" ], function( i, name ) {
 	};
 });
 
-if ( !jQuery.support.opacity ) {
-	jQuery.cssHooks.opacity = {
-		get: function( elem, computed ) {
-			// IE uses filters for opacity
-			return ropacity.test( (computed && elem.currentStyle ? elem.currentStyle.filter : elem.style.filter) || "" ) ?
-				( 0.01 * parseFloat( RegExp.$1 ) ) + "" :
-				computed ? "1" : "";
-		},
-
-		set: function( elem, value ) {
-			var style = elem.style,
-				currentStyle = elem.currentStyle,
-				opacity = jQuery.isNumeric( value ) ? "alpha(opacity=" + value * 100 + ")" : "",
-				filter = currentStyle && currentStyle.filter || style.filter || "";
-
-			// IE has trouble with opacity if it does not have layout
-			// Force it by setting the zoom level
-			style.zoom = 1;
-
-			// if setting opacity to 1, and no other filters exist - attempt to remove filter attribute #6652
-			// if value === "", then remove inline opacity #12685
-			if ( ( value >= 1 || value === "" ) &&
-					jQuery.trim( filter.replace( ralpha, "" ) ) === "" &&
-					style.removeAttribute ) {
-
-				// Setting style.filter to null, "" & " " still leave "filter:" in the cssText
-				// if "filter:" is present at all, clearType is disabled, we want to avoid this
-				// style.removeAttribute is IE Only, but so apparently is this code path...
-				style.removeAttribute( "filter" );
-
-				// if there is no filter style applied in a css rule or unset inline opacity, we are done
-				if ( value === "" || currentStyle && !currentStyle.filter ) {
-					return;
-				}
-			}
-
-			// otherwise, set new filter values
-			style.filter = ralpha.test( filter ) ?
-				filter.replace( ralpha, opacity ) :
-				filter + " " + opacity;
-		}
-	};
-}
-
 // These hooks cannot be added until DOM ready because the support test
 // for it is not run until after DOM ready
 jQuery(function() {
+	// Support: Android 2.3
 	if ( !jQuery.support.reliableMarginRight ) {
 		jQuery.cssHooks.marginRight = {
 			get: function( elem, computed ) {
 				if ( computed ) {
+					// Support: Android 2.3
 					// WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
 					// Work around by temporarily setting element display to inline-block
 					return jQuery.swap( elem, { "display": "inline-block" },
@@ -7416,8 +6583,7 @@ if ( jQuery.expr && jQuery.expr.filters ) {
 	jQuery.expr.filters.hidden = function( elem ) {
 		// Support: Opera <= 12.12
 		// Opera reports offsetWidths and offsetHeights less than zero on some elements
-		return elem.offsetWidth <= 0 && elem.offsetHeight <= 0 ||
-			(!jQuery.support.reliableHiddenOffsets && ((elem.style && elem.style.display) || jQuery.css( elem, "display" )) === "none");
+		return elem.offsetWidth <= 0 && elem.offsetHeight <= 0;
 	};
 
 	jQuery.expr.filters.visible = function( elem ) {
@@ -7587,12 +6753,13 @@ var
 	// Document location
 	ajaxLocParts,
 	ajaxLocation,
+
 	ajax_nonce = jQuery.now(),
 
 	ajax_rquery = /\?/,
 	rhash = /#.*$/,
 	rts = /([?&])_=[^&]*/,
-	rheaders = /^(.*?):[ \t]*([^\r\n]*)\r?$/mg, // IE leaves an \r character at EOL
+	rheaders = /^(.*?):[ \t]*([^\r\n]*)$/mg,
 	// #7653, #8125, #8152: local protocol detection
 	rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/,
 	rnoContent = /^(?:GET|HEAD)$/,
@@ -7699,7 +6866,7 @@ function inspectPrefiltersOrTransports( structure, options, originalOptions, jqX
 // that takes "flat" options (not to be deep extended)
 // Fixes #9887
 function ajaxExtend( target, src ) {
-	var deep, key,
+	var key, deep,
 		flatOptions = jQuery.ajaxSettings.flatOptions || {};
 
 	for ( key in src ) {
@@ -7719,12 +6886,12 @@ jQuery.fn.load = function( url, params, callback ) {
 		return _load.apply( this, arguments );
 	}
 
-	var selector, response, type,
+	var selector, type, response,
 		self = this,
 		off = url.indexOf(" ");
 
 	if ( off >= 0 ) {
-		selector = url.slice( off, url.length );
+		selector = url.slice( off );
 		url = url.slice( 0, off );
 	}
 
@@ -7882,23 +7049,20 @@ jQuery.extend({
 		// Force options to be an object
 		options = options || {};
 
-		var // Cross-domain detection vars
-			parts,
-			// Loop variable
-			i,
+		var transport,
 			// URL without anti-cache param
 			cacheURL,
-			// Response headers as string
+			// Response headers
 			responseHeadersString,
+			responseHeaders,
 			// timeout handle
 			timeoutTimer,
-
+			// Cross-domain detection vars
+			parts,
 			// To know if global events are to be dispatched
 			fireGlobals,
-
-			transport,
-			// Response headers
-			responseHeaders,
+			// Loop variable
+			i,
 			// Create the final options object
 			s = jQuery.ajaxSetup( {}, options ),
 			// Callbacks context
@@ -7995,10 +7159,11 @@ jQuery.extend({
 		jqXHR.error = jqXHR.fail;
 
 		// Remove hash character (#7531: and string promotion)
-		// Add protocol if not provided (#5866: IE7 issue with protocol-less urls)
+		// Add protocol if not provided (prefilters might expect it)
 		// Handle falsy url in the settings object (#10093: consistency with old signature)
 		// We also use the url parameter if available
-		s.url = ( ( url || s.url || ajaxLocation ) + "" ).replace( rhash, "" ).replace( rprotocol, ajaxLocParts[ 1 ] + "//" );
+		s.url = ( ( url || s.url || ajaxLocation ) + "" ).replace( rhash, "" )
+			.replace( rprotocol, ajaxLocParts[ 1 ] + "//" );
 
 		// Alias method option to type as per ticket #12004
 		s.type = options.method || options.type || s.method || s.type;
@@ -8294,7 +7459,8 @@ jQuery.each( [ "get", "post" ], function( i, method ) {
  * - returns the corresponding response
  */
 function ajaxHandleResponses( s, jqXHR, responses ) {
-	var firstDataType, ct, finalDataType, type,
+
+	var ct, type, finalDataType, firstDataType,
 		contents = s.contents,
 		dataTypes = s.dataTypes;
 
@@ -8380,7 +7546,7 @@ function ajaxConvert( s, response, jqXHR, isSuccess ) {
 
 		if ( current ) {
 
-			// There's only work to do if current dataType is non-auto
+		// There's only work to do if current dataType is non-auto
 			if ( current === "*" ) {
 
 				current = prev;
@@ -8454,71 +7620,42 @@ jQuery.ajaxSetup({
 	}
 });
 
-// Handle cache's special case and global
+// Handle cache's special case and crossDomain
 jQuery.ajaxPrefilter( "script", function( s ) {
 	if ( s.cache === undefined ) {
 		s.cache = false;
 	}
 	if ( s.crossDomain ) {
 		s.type = "GET";
-		s.global = false;
 	}
 });
 
 // Bind script tag hack transport
-jQuery.ajaxTransport( "script", function(s) {
-
+jQuery.ajaxTransport( "script", function( s ) {
 	// This transport only deals with cross domain requests
 	if ( s.crossDomain ) {
-
-		var script,
-			head = document.head || jQuery("head")[0] || document.documentElement;
-
+		var script, callback;
 		return {
-
-			send: function( _, callback ) {
-
-				script = document.createElement("script");
-
-				script.async = true;
-
-				if ( s.scriptCharset ) {
-					script.charset = s.scriptCharset;
-				}
-
-				script.src = s.url;
-
-				// Attach handlers for all browsers
-				script.onload = script.onreadystatechange = function( _, isAbort ) {
-
-					if ( isAbort || !script.readyState || /loaded|complete/.test( script.readyState ) ) {
-
-						// Handle memory leak in IE
-						script.onload = script.onreadystatechange = null;
-
-						// Remove the script
-						if ( script.parentNode ) {
-							script.parentNode.removeChild( script );
-						}
-
-						// Dereference the script
-						script = null;
-
-						// Callback if not abort
-						if ( !isAbort ) {
-							callback( 200, "success" );
+			send: function( _, complete ) {
+				script = jQuery("<script>").prop({
+					async: true,
+					charset: s.scriptCharset,
+					src: s.url
+				}).on(
+					"load error",
+					callback = function( evt ) {
+						script.remove();
+						callback = null;
+						if ( evt ) {
+							complete( evt.type === "error" ? 404 : 200, evt.type );
 						}
 					}
-				};
-
-				// Circumvent IE6 bugs with base elements (#2709 and #4378) by prepending
-				// Use native DOM manipulation to avoid our domManip AJAX trickery
-				head.insertBefore( script, head.firstChild );
+				);
+				document.head.appendChild( script[ 0 ] );
 			},
-
 			abort: function() {
-				if ( script ) {
-					script.onload( undefined, true );
+				if ( callback ) {
+					callback();
 				}
 			}
 		};
@@ -8604,213 +7741,117 @@ jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) {
 		return "script";
 	}
 });
-var xhrCallbacks, xhrSupported,
+jQuery.ajaxSettings.xhr = function() {
+	try {
+		return new XMLHttpRequest();
+	} catch( e ) {}
+};
+
+var xhrSupported = jQuery.ajaxSettings.xhr(),
+	xhrSuccessStatus = {
+		// file protocol always yields status code 0, assume 200
+		0: 200,
+		// Support: IE9
+		// #1450: sometimes IE returns 1223 when it should be 204
+		1223: 204
+	},
+	// Support: IE9
+	// We need to keep track of outbound xhr and abort them manually
+	// because IE is not smart enough to do it all by itself
 	xhrId = 0,
-	// #5280: Internet Explorer will keep connections alive if we don't abort on unload
-	xhrOnUnloadAbort = window.ActiveXObject && function() {
-		// Abort all pending requests
-		var key;
-		for ( key in xhrCallbacks ) {
-			xhrCallbacks[ key ]( undefined, true );
-		}
-	};
-
-// Functions to create xhrs
-function createStandardXHR() {
-	try {
-		return new window.XMLHttpRequest();
-	} catch( e ) {}
-}
-
-function createActiveXHR() {
-	try {
-		return new window.ActiveXObject("Microsoft.XMLHTTP");
-	} catch( e ) {}
-}
-
-// Create the request object
-// (This is still attached to ajaxSettings for backward compatibility)
-jQuery.ajaxSettings.xhr = window.ActiveXObject ?
-	/* Microsoft failed to properly
-	 * implement the XMLHttpRequest in IE7 (can't request local files),
-	 * so we use the ActiveXObject when it is available
-	 * Additionally XMLHttpRequest can be disabled in IE7/IE8 so
-	 * we need a fallback.
-	 */
-	function() {
-		return !this.isLocal && createStandardXHR() || createActiveXHR();
-	} :
-	// For all other browsers, use the standard XMLHttpRequest object
-	createStandardXHR;
-
-// Determine support properties
-xhrSupported = jQuery.ajaxSettings.xhr();
-jQuery.support.cors = !!xhrSupported && ( "withCredentials" in xhrSupported );
-xhrSupported = jQuery.support.ajax = !!xhrSupported;
-
-// Create transport if the browser can provide an xhr
-if ( xhrSupported ) {
-
-	jQuery.ajaxTransport(function( s ) {
-		// Cross domain only allowed if supported through XMLHttpRequest
-		if ( !s.crossDomain || jQuery.support.cors ) {
-
-			var callback;
-
-			return {
-				send: function( headers, complete ) {
-
-					// Get a new xhr
-					var handle, i,
-						xhr = s.xhr();
-
-					// Open the socket
-					// Passing null username, generates a login popup on Opera (#2865)
-					if ( s.username ) {
-						xhr.open( s.type, s.url, s.async, s.username, s.password );
-					} else {
-						xhr.open( s.type, s.url, s.async );
-					}
-
-					// Apply custom fields if provided
-					if ( s.xhrFields ) {
-						for ( i in s.xhrFields ) {
-							xhr[ i ] = s.xhrFields[ i ];
-						}
-					}
-
-					// Override mime type if needed
-					if ( s.mimeType && xhr.overrideMimeType ) {
-						xhr.overrideMimeType( s.mimeType );
-					}
-
-					// X-Requested-With header
-					// For cross-domain requests, seeing as conditions for a preflight are
-					// akin to a jigsaw puzzle, we simply never set it to be sure.
-					// (it can always be set on a per-request basis or even using ajaxSetup)
-					// For same-domain requests, won't change header if already provided.
-					if ( !s.crossDomain && !headers["X-Requested-With"] ) {
-						headers["X-Requested-With"] = "XMLHttpRequest";
-					}
-
-					// Need an extra try/catch for cross domain requests in Firefox 3
-					try {
-						for ( i in headers ) {
-							xhr.setRequestHeader( i, headers[ i ] );
-						}
-					} catch( err ) {}
-
-					// Do send the request
-					// This may raise an exception which is actually
-					// handled in jQuery.ajax (so no try/catch here)
-					xhr.send( ( s.hasContent && s.data ) || null );
-
-					// Listener
-					callback = function( _, isAbort ) {
-						var status, responseHeaders, statusText, responses;
-
-						// Firefox throws exceptions when accessing properties
-						// of an xhr when a network error occurred
-						// http://helpful.knobs-dials.com/index.php/Component_returned_failure_code:_0x80040111_(NS_ERROR_NOT_AVAILABLE)
-						try {
-
-							// Was never called and is aborted or complete
-							if ( callback && ( isAbort || xhr.readyState === 4 ) ) {
-
-								// Only called once
-								callback = undefined;
-
-								// Do not keep as active anymore
-								if ( handle ) {
-									xhr.onreadystatechange = jQuery.noop;
-									if ( xhrOnUnloadAbort ) {
-										delete xhrCallbacks[ handle ];
-									}
-								}
-
-								// If it's an abort
-								if ( isAbort ) {
-									// Abort it manually if needed
-									if ( xhr.readyState !== 4 ) {
-										xhr.abort();
-									}
-								} else {
-									responses = {};
-									status = xhr.status;
-									responseHeaders = xhr.getAllResponseHeaders();
-
-									// When requesting binary data, IE6-9 will throw an exception
-									// on any attempt to access responseText (#11426)
-									if ( typeof xhr.responseText === "string" ) {
-										responses.text = xhr.responseText;
-									}
-
-									// Firefox throws an exception when accessing
-									// statusText for faulty cross-domain requests
-									try {
-										statusText = xhr.statusText;
-									} catch( e ) {
-										// We normalize with Webkit giving an empty statusText
-										statusText = "";
-									}
-
-									// Filter status for non standard behaviors
-
-									// If the request is local and we have data: assume a success
-									// (success with no data won't get notified, that's the best we
-									// can do given current implementations)
-									if ( !status && s.isLocal && !s.crossDomain ) {
-										status = responses.text ? 200 : 404;
-									// IE - #1450: sometimes returns 1223 when it should be 204
-									} else if ( status === 1223 ) {
-										status = 204;
-									}
-								}
-							}
-						} catch( firefoxAccessException ) {
-							if ( !isAbort ) {
-								complete( -1, firefoxAccessException );
-							}
-						}
-
-						// Call complete if needed
-						if ( responses ) {
-							complete( status, statusText, responses, responseHeaders );
-						}
-					};
-
-					if ( !s.async ) {
-						// if we're in sync mode we fire the callback
-						callback();
-					} else if ( xhr.readyState === 4 ) {
-						// (IE6 & IE7) if it's in cache and has been
-						// retrieved directly we need to fire the callback
-						setTimeout( callback );
-					} else {
-						handle = ++xhrId;
-						if ( xhrOnUnloadAbort ) {
-							// Create the active xhrs callbacks list if needed
-							// and attach the unload handler
-							if ( !xhrCallbacks ) {
-								xhrCallbacks = {};
-								jQuery( window ).unload( xhrOnUnloadAbort );
-							}
-							// Add to list of active xhrs callbacks
-							xhrCallbacks[ handle ] = callback;
-						}
-						xhr.onreadystatechange = callback;
-					}
-				},
-
-				abort: function() {
-					if ( callback ) {
-						callback( undefined, true );
-					}
-				}
-			};
+	xhrCallbacks = {};
+
+if ( window.ActiveXObject ) {
+	jQuery( window ).on( "unload", function() {
+		for( var key in xhrCallbacks ) {
+			xhrCallbacks[ key ]();
 		}
+		xhrCallbacks = undefined;
 	});
 }
+
+jQuery.support.cors = !!xhrSupported && ( "withCredentials" in xhrSupported );
+jQuery.support.ajax = xhrSupported = !!xhrSupported;
+
+jQuery.ajaxTransport(function( options ) {
+	var callback;
+	// Cross domain only allowed if supported through XMLHttpRequest
+	if ( jQuery.support.cors || xhrSupported && !options.crossDomain ) {
+		return {
+			send: function( headers, complete ) {
+				var i, id,
+					xhr = options.xhr();
+				xhr.open( options.type, options.url, options.async, options.username, options.password );
+				// Apply custom fields if provided
+				if ( options.xhrFields ) {
+					for ( i in options.xhrFields ) {
+						xhr[ i ] = options.xhrFields[ i ];
+					}
+				}
+				// Override mime type if needed
+				if ( options.mimeType && xhr.overrideMimeType ) {
+					xhr.overrideMimeType( options.mimeType );
+				}
+				// X-Requested-With header
+				// For cross-domain requests, seeing as conditions for a preflight are
+				// akin to a jigsaw puzzle, we simply never set it to be sure.
+				// (it can always be set on a per-request basis or even using ajaxSetup)
+				// For same-domain requests, won't change header if already provided.
+				if ( !options.crossDomain && !headers["X-Requested-With"] ) {
+					headers["X-Requested-With"] = "XMLHttpRequest";
+				}
+				// Set headers
+				for ( i in headers ) {
+					xhr.setRequestHeader( i, headers[ i ] );
+				}
+				// Callback
+				callback = function( type ) {
+					return function() {
+						if ( callback ) {
+							delete xhrCallbacks[ id ];
+							callback = xhr.onload = xhr.onerror = null;
+							if ( type === "abort" ) {
+								xhr.abort();
+							} else if ( type === "error" ) {
+								complete(
+									// file protocol always yields status 0, assume 404
+									xhr.status || 404,
+									xhr.statusText
+								);
+							} else {
+								complete(
+									xhrSuccessStatus[ xhr.status ] || xhr.status,
+									xhr.statusText,
+									// Support: IE9
+									// #11426: When requesting binary data, IE9 will throw an exception
+									// on any attempt to access responseText
+									typeof xhr.responseText === "string" ? {
+										text: xhr.responseText
+									} : undefined,
+									xhr.getAllResponseHeaders()
+								);
+							}
+						}
+					};
+				};
+				// Listen to events
+				xhr.onload = callback();
+				xhr.onerror = callback("error");
+				// Create the abort callback
+				callback = xhrCallbacks[( id = xhrId++ )] = callback("abort");
+				// Do send the request
+				// This may raise an exception which is actually
+				// handled in jQuery.ajax (so no try/catch here)
+				xhr.send( options.hasContent && options.data || null );
+			},
+			abort: function() {
+				if ( callback ) {
+					callback();
+				}
+			}
+		};
+	}
+});
 var fxNow, timerId,
 	rfxtypes = /^(?:toggle|show|hide)$/,
 	rfxnum = new RegExp( "^(?:([+-])=|)(" + core_pnum + ")([a-z%]*)$", "i" ),
@@ -9067,7 +8108,7 @@ function defaultPrefilter( elem, props, opts ) {
 		orig = {},
 		style = elem.style,
 		hidden = elem.nodeType && isHidden( elem ),
-		dataShow = jQuery._data( elem, "fxshow" );
+		dataShow = data_priv.get( elem, "fxshow" );
 
 	// handle queue: false promises
 	if ( !opts.queue ) {
@@ -9098,7 +8139,7 @@ function defaultPrefilter( elem, props, opts ) {
 	// height/width overflow pass
 	if ( elem.nodeType === 1 && ( "height" in props || "width" in props ) ) {
 		// Make sure that nothing sneaks out
-		// Record all 3 overflow attributes because IE does not
+		// Record all 3 overflow attributes because IE9-10 do not
 		// change the overflow attribute when overflowX and
 		// overflowY are set to the same value
 		opts.overflow = [ style.overflow, style.overflowX, style.overflowY ];
@@ -9108,26 +8149,17 @@ function defaultPrefilter( elem, props, opts ) {
 		if ( jQuery.css( elem, "display" ) === "inline" &&
 				jQuery.css( elem, "float" ) === "none" ) {
 
-			// inline-level elements accept inline-block;
-			// block-level elements need to be inline with layout
-			if ( !jQuery.support.inlineBlockNeedsLayout || css_defaultDisplay( elem.nodeName ) === "inline" ) {
-				style.display = "inline-block";
-
-			} else {
-				style.zoom = 1;
-			}
+			style.display = "inline-block";
 		}
 	}
 
 	if ( opts.overflow ) {
 		style.overflow = "hidden";
-		if ( !jQuery.support.shrinkWrapBlocks ) {
-			anim.always(function() {
-				style.overflow = opts.overflow[ 0 ];
-				style.overflowX = opts.overflow[ 1 ];
-				style.overflowY = opts.overflow[ 2 ];
-			});
-		}
+		anim.always(function() {
+			style.overflow = opts.overflow[ 0 ];
+			style.overflowX = opts.overflow[ 1 ];
+			style.overflowY = opts.overflow[ 2 ];
+		});
 	}
 
 
@@ -9138,7 +8170,13 @@ function defaultPrefilter( elem, props, opts ) {
 			delete props[ prop ];
 			toggle = toggle || value === "toggle";
 			if ( value === ( hidden ? "hide" : "show" ) ) {
-				continue;
+
+				// If there is dataShow left over from a stopped hide or show and we are going to proceed with show, we should pretend to be hidden
+				if ( value === "show" && dataShow && dataShow[ prop ] !== undefined ) {
+					hidden = true;
+				} else {
+					continue;
+				}
 			}
 			orig[ prop ] = dataShow && dataShow[ prop ] || jQuery.style( elem, prop );
 		}
@@ -9150,7 +8188,7 @@ function defaultPrefilter( elem, props, opts ) {
 				hidden = dataShow.hidden;
 			}
 		} else {
-			dataShow = jQuery._data( elem, "fxshow", {} );
+			dataShow = data_priv.access( elem, "fxshow", {} );
 		}
 
 		// store state if its toggle - enables .stop().toggle() to "reverse"
@@ -9166,7 +8204,8 @@ function defaultPrefilter( elem, props, opts ) {
 		}
 		anim.done(function() {
 			var prop;
-			jQuery._removeData( elem, "fxshow" );
+
+			data_priv.remove( elem, "fxshow" );
 			for ( prop in orig ) {
 				jQuery.style( elem, prop, orig[ prop ] );
 			}
@@ -9268,7 +8307,7 @@ Tween.propHooks = {
 	}
 };
 
-// Support: IE <=9
+// Support: IE9
 // Panic based approach to setting things on disconnected nodes
 
 Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = {
@@ -9305,7 +8344,7 @@ jQuery.fn.extend({
 				var anim = Animation( this, jQuery.extend( {}, prop ), optall );
 
 				// Empty animations, or finishing resolves immediately
-				if ( empty || jQuery._data( this, "finish" ) ) {
+				if ( empty || data_priv.get( this, "finish" ) ) {
 					anim.stop( true );
 				}
 			};
@@ -9335,7 +8374,7 @@ jQuery.fn.extend({
 			var dequeue = true,
 				index = type != null && type + "queueHooks",
 				timers = jQuery.timers,
-				data = jQuery._data( this );
+				data = data_priv.get( this );
 
 			if ( index ) {
 				if ( data[ index ] && data[ index ].stop ) {
@@ -9371,7 +8410,7 @@ jQuery.fn.extend({
 		}
 		return this.each(function() {
 			var index,
-				data = jQuery._data( this ),
+				data = data_priv.get( this ),
 				queue = data[ type + "queue" ],
 				hooks = data[ type + "queueHooks" ],
 				timers = jQuery.timers,
@@ -9553,8 +8592,8 @@ jQuery.fn.offset = function( options ) {
 	}
 
 	var docElem, win,
-		box = { top: 0, left: 0 },
 		elem = this[ 0 ],
+		box = { top: 0, left: 0 },
 		doc = elem && elem.ownerDocument;
 
 	if ( !doc ) {
@@ -9575,33 +8614,35 @@ jQuery.fn.offset = function( options ) {
 	}
 	win = getWindow( doc );
 	return {
-		top: box.top  + ( win.pageYOffset || docElem.scrollTop )  - ( docElem.clientTop  || 0 ),
-		left: box.left + ( win.pageXOffset || docElem.scrollLeft ) - ( docElem.clientLeft || 0 )
+		top: box.top + win.pageYOffset - docElem.clientTop,
+		left: box.left + win.pageXOffset - docElem.clientLeft
 	};
 };
 
 jQuery.offset = {
 
 	setOffset: function( elem, options, i ) {
-		var position = jQuery.css( elem, "position" );
+		var curPosition, curLeft, curCSSTop, curTop, curOffset, curCSSLeft, calculatePosition,
+			position = jQuery.css( elem, "position" ),
+			curElem = jQuery( elem ),
+			props = {};
 
-		// set position first, in-case top/left are set even on static elem
+		// Set position first, in-case top/left are set even on static elem
 		if ( position === "static" ) {
 			elem.style.position = "relative";
 		}
 
-		var curElem = jQuery( elem ),
-			curOffset = curElem.offset(),
-			curCSSTop = jQuery.css( elem, "top" ),
-			curCSSLeft = jQuery.css( elem, "left" ),
-			calculatePosition = ( position === "absolute" || position === "fixed" ) && jQuery.inArray("auto", [curCSSTop, curCSSLeft]) > -1,
-			props = {}, curPosition = {}, curTop, curLeft;
+		curOffset = curElem.offset();
+		curCSSTop = jQuery.css( elem, "top" );
+		curCSSLeft = jQuery.css( elem, "left" );
+		calculatePosition = ( position === "absolute" || position === "fixed" ) && ( curCSSTop + curCSSLeft ).indexOf("auto") > -1;
 
-		// need to be able to calculate position if either top or left is auto and position is either absolute or fixed
+		// Need to be able to calculate position if either top or left is auto and position is either absolute or fixed
 		if ( calculatePosition ) {
 			curPosition = curElem.position();
 			curTop = curPosition.top;
 			curLeft = curPosition.left;
+
 		} else {
 			curTop = parseFloat( curCSSTop ) || 0;
 			curLeft = parseFloat( curCSSLeft ) || 0;
@@ -9620,6 +8661,7 @@ jQuery.offset = {
 
 		if ( "using" in options ) {
 			options.using.call( elem, props );
+
 		} else {
 			curElem.css( props );
 		}
@@ -9635,13 +8677,14 @@ jQuery.fn.extend({
 		}
 
 		var offsetParent, offset,
-			parentOffset = { top: 0, left: 0 },
-			elem = this[ 0 ];
+			elem = this[ 0 ],
+			parentOffset = { top: 0, left: 0 };
 
-		// fixed elements are offset from window (parentOffset = {top:0, left: 0}, because it is it's only offset parent
+		// Fixed elements are offset from window (parentOffset = {top:0, left: 0}, because it is it's only offset parent
 		if ( jQuery.css( elem, "position" ) === "fixed" ) {
-			// we assume that getBoundingClientRect is available when computed position is fixed
+			// We assume that getBoundingClientRect is available when computed position is fixed
 			offset = elem.getBoundingClientRect();
+
 		} else {
 			// Get *real* offsetParent
 			offsetParent = this.offsetParent();
@@ -9653,25 +8696,25 @@ jQuery.fn.extend({
 			}
 
 			// Add offsetParent borders
-			parentOffset.top  += jQuery.css( offsetParent[ 0 ], "borderTopWidth", true );
+			parentOffset.top += jQuery.css( offsetParent[ 0 ], "borderTopWidth", true );
 			parentOffset.left += jQuery.css( offsetParent[ 0 ], "borderLeftWidth", true );
 		}
 
 		// Subtract parent offsets and element margins
-		// note: when an element has margin: auto the offsetLeft and marginLeft
-		// are the same in Safari causing offset.left to incorrectly be 0
 		return {
-			top:  offset.top  - parentOffset.top - jQuery.css( elem, "marginTop", true ),
-			left: offset.left - parentOffset.left - jQuery.css( elem, "marginLeft", true)
+			top: offset.top - parentOffset.top - jQuery.css( elem, "marginTop", true ),
+			left: offset.left - parentOffset.left - jQuery.css( elem, "marginLeft", true )
 		};
 	},
 
 	offsetParent: function() {
 		return this.map(function() {
 			var offsetParent = this.offsetParent || docElem;
+
 			while ( offsetParent && ( !jQuery.nodeName( offsetParent, "html" ) && jQuery.css( offsetParent, "position") === "static" ) ) {
 				offsetParent = offsetParent.offsetParent;
 			}
+
 			return offsetParent || docElem;
 		});
 	}
@@ -9680,22 +8723,20 @@ jQuery.fn.extend({
 
 // Create scrollLeft and scrollTop methods
 jQuery.each( {scrollLeft: "pageXOffset", scrollTop: "pageYOffset"}, function( method, prop ) {
-	var top = /Y/.test( prop );
+	var top = "pageYOffset" === prop;
 
 	jQuery.fn[ method ] = function( val ) {
 		return jQuery.access( this, function( elem, method, val ) {
 			var win = getWindow( elem );
 
 			if ( val === undefined ) {
-				return win ? (prop in win) ? win[ prop ] :
-					win.document.documentElement[ method ] :
-					elem[ method ];
+				return win ? win[ prop ] : elem[ method ];
 			}
 
 			if ( win ) {
 				win.scrollTo(
-					!top ? val : jQuery( win ).scrollLeft(),
-					top ? val : jQuery( win ).scrollTop()
+					!top ? val : window.pageXOffset,
+					top ? val : window.pageYOffset
 				);
 
 			} else {
@@ -9706,11 +8747,7 @@ jQuery.each( {scrollLeft: "pageXOffset", scrollTop: "pageYOffset"}, function( me
 });
 
 function getWindow( elem ) {
-	return jQuery.isWindow( elem ) ?
-		elem :
-		elem.nodeType === 9 ?
-			elem.defaultView || elem.parentWindow :
-			false;
+	return jQuery.isWindow( elem ) ? elem : elem.nodeType === 9 && elem.defaultView;
 }
 // Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods
 jQuery.each( { Height: "height", Width: "width" }, function( name, type ) {
@@ -9734,8 +8771,8 @@ jQuery.each( { Height: "height", Width: "width" }, function( name, type ) {
 				if ( elem.nodeType === 9 ) {
 					doc = elem.documentElement;
 
-					// Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height], whichever is greatest
-					// unfortunately, this causes bug #3838 in IE6/8 only, but there is currently no good, small way to fix it.
+					// Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height],
+					// whichever is greatest
 					return Math.max(
 						elem.body[ "scroll" + name ], doc[ "scroll" + name ],
 						elem.body[ "offset" + name ], doc[ "offset" + name ],
@@ -9771,9 +8808,6 @@ if ( typeof module === "object" && module && typeof module.exports === "object"
 	// upon in the Node module world.
 	module.exports = jQuery;
 } else {
-	// Otherwise expose jQuery to the global object as usual
-	window.jQuery = window.$ = jQuery;
-
 	// Register as a named AMD module, since jQuery can be concatenated with other
 	// files that may use define, but not via a proper concatenation script that
 	// understands anonymous AMD modules. A named AMD is safest and most robust
@@ -9786,4 +8820,10 @@ if ( typeof module === "object" && module && typeof module.exports === "object"
 	}
 }
 
+// If there is a window object, that at least has a document property,
+// define jQuery and $ identifiers
+if ( typeof window === "object" && typeof window.document === "object" ) {
+	window.jQuery = window.$ = jQuery;
+}
+
 })( window );
diff --git a/src/_h5ai/client/js/scripts.js b/src/_h5ai/client/js/scripts.js
index 164f5fbc..202459cb 100644
--- a/src/_h5ai/client/js/scripts.js
+++ b/src/_h5ai/client/js/scripts.js
@@ -1,13 +1,4 @@
 
-// jQuery libs
-// -----------
-// @include "lib/jquery-*.js"
-// @include "lib/jquery.filedrop-*.js"
-// @include "lib/jquery.fracs-*.js"
-// @include "lib/jquery.mousewheel-*.js"
-// @include "lib/jquery.scrollpanel-*.js"
-// @include "lib/jquery.spin-*.js"
-
 // other libs
 // ----------
 // @include "lib/modernizr-*.js"
@@ -17,6 +8,15 @@
 // @include "lib/json2-*.js"
 // @include "lib/spin-*.js"
 
+// jQuery libs
+// -----------
+// @include "lib/jquery-*.js"
+// @include "lib/jquery.filedrop-*.js"
+// @include "lib/jquery.fracs-*.js"
+// @include "lib/jquery.mousewheel-*.js"
+// @include "lib/jquery.scrollpanel-*.js"
+// @include "lib/jquery.spin-*.js"
+
 // app
 // ---
 (function () {
diff --git a/src/_h5ai/index.html.jade b/src/_h5ai/index.html.jade
index 8503be40..d786c4b3 100644
--- a/src/_h5ai/index.html.jade
+++ b/src/_h5ai/index.html.jade
@@ -67,9 +67,9 @@ html.no-js( lang="en" )
 				a#h5ai-reference( href="{{pkg.url}}", title="{{pkg.name}} · {{pkg.description}}" )
 					| {{pkg.name}} {{pkg.version}}
 				span.hideOnJs.noJsMsg
-					| ⚡ JavaScript is disabled! ⚡
-				span.oldBrowser
-					| ⚡ Some features disabled! Works best in 
+					| ⚡ JavaScript disabled! ⚡
+				span.unsupportedBrowserMsg
+					| ⚡ Unsupported browser! Works best in 
 					a( href="http://browsehappy.com" ) modern browsers
 					| . ⚡
 			span.right
diff --git a/src/_h5ai/server/php/inc/page.php.jade b/src/_h5ai/server/php/inc/page.php.jade
index f1c94557..4cd9da6e 100644
--- a/src/_h5ai/server/php/inc/page.php.jade
+++ b/src/_h5ai/server/php/inc/page.php.jade
@@ -31,9 +31,9 @@ html.no-js( lang="en" )
 				a#h5ai-reference( href="{{pkg.url}}", title="{{pkg.name}} · {{pkg.description}}" )
 					| {{pkg.name}} {{pkg.version}}
 				span.hideOnJs.noJsMsg
-					| ⚡ JavaScript is disabled! ⚡
-				span.oldBrowser
-					| ⚡ Some features disabled! Works best in 
+					| ⚡ JavaScript disabled! ⚡
+				span.unsupportedBrowserMsg
+					| ⚡ Unsupported browser! Works best in 
 					a( href="http://browsehappy.com" ) modern browsers
 					| . ⚡
 			span.right