diff -r 322d0feea350 -r 89ef5ed3c48b src/cm/media/js/lib/yui/yui_3.10.3/build/widget-skin/widget-skin.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/cm/media/js/lib/yui/yui_3.10.3/build/widget-skin/widget-skin.js	Tue Jul 16 14:29:46 2013 +0200
@@ -0,0 +1,66 @@
+/*
+YUI 3.10.3 (build 2fb5187)
+Copyright 2013 Yahoo! Inc. All rights reserved.
+Licensed under the BSD License.
+http://yuilibrary.com/license/
+*/
+
+YUI.add('widget-skin', function (Y, NAME) {
+
+/**
+ * Provides skin related utlility methods.
+ *
+ * @module widget
+ * @submodule widget-skin
+ */
+var BOUNDING_BOX = "boundingBox",
+    CONTENT_BOX = "contentBox",
+    SKIN = "skin",
+    _getClassName = Y.ClassNameManager.getClassName;
+
+/**
+ * Returns the name of the skin that's currently applied to the widget.
+ *
+ * Searches up the Widget's ancestor axis for, by default, a class
+ * yui3-skin-(name), and returns the (name) portion. Otherwise, returns null.
+ *
+ * This is only really useful after the widget's DOM structure is in the
+ * document, either by render or by progressive enhancement.
+ *
+ * @method getSkinName
+ * @for Widget
+ * @param {String} [skinPrefix] The prefix which the implementation uses for the skin
+ * ("yui3-skin-" is the default).
+ *
+ * NOTE: skinPrefix will be used as part of a regular expression:
+ *
+ *     new RegExp('\\b' + skinPrefix + '(\\S+)')
+ *
+ * Although an unlikely use case, literal characters which may result in an invalid
+ * regular expression should be escaped.
+ *
+ * @return {String} The name of the skin, or null, if a matching skin class is not found.
+ */
+
+Y.Widget.prototype.getSkinName = function (skinPrefix) {
+
+    var root = this.get( CONTENT_BOX ) || this.get( BOUNDING_BOX ),
+        match,
+        search;
+
+    skinPrefix = skinPrefix || _getClassName(SKIN, "");
+
+    search = new RegExp( '\\b' + skinPrefix + '(\\S+)' );
+
+    if ( root ) {
+        root.ancestor( function ( node ) {
+            match = node.get( 'className' ).match( search );
+            return match;
+        } );
+    }
+
+    return ( match ) ? match[1] : null;
+};
+
+
+}, '3.10.3', {"requires": ["widget-base"]});