      *  @private
      *  Storage for the screen property.
      */
-    private var _screen:Rectangle;
+    mx_internal var _screen:Rectangle;
 
     /**
      *  @inheritDoc

            }
        }
        
    //  installCompiledResourceBundles();

        initializeTopLevelWindow(null);

        addEventListener(Event.ADDED, docFrameHandler);
    }
    
	mx_internal var topLevel:Boolean = true;
	
	private var initialized:Boolean = false;
	
