  *  
  *  @langversion 3.0
  *  @playerversion AIR 1.5
- *  @productversion Flex 3
+ *  @productversion Flex 4
  */
 [Event(name="closing", type="flash.events.Event")]
 

        if (sm.isTopLevel())
        {
            focusManager = new FocusManager(this);
			var awm:IActiveWindowManager = 
				IActiveWindowManager(sm.getImplementation("mx.managers::IActiveWindowManager"));
			if (awm)
           		awm.activate(this);
            else
                focusManager.activate();
            _cursorManager = new CursorManagerImpl(sm);

     *  
     *  @langversion 3.0
     *  @playerversion AIR 1.5
     *  @productversion Flex 4
     */
    public function set menu(value:FlexNativeMenu):void
    {
