      *  This method pushes the content, layout, itemRenderer, and
      *  itemRendererFunction properties down to the contentGroup
      *  skin part.
+     *  
+     *  @langversion 3.0
+     *  @playerversion Flash 10
+     *  @playerversion AIR 1.5
+     *  @productversion Flex 4
      */
     override protected function partAdded(partName:String, instance:Object):void
     {

 *  <code>event.element</code> is the visual element that was added.
 *
 *  @eventType mx.events.ElementExistenceEvent.ELEMENT_ADD
 */
[Event(name="elementAdd", type="mx.events.ElementExistenceEvent")]


    /**
     *  A required skin part that defines the Group where the content 
     *  children get pushed into and laid out.
     *  
     *  @langversion 3.0
     *  @playerversion Flash 10
     *  @playerversion AIR 1.5
     *  @productversion Flex 4
     */
    public var contentGroup:Group;
    
