      *  @playerversion AIR 2.5
      *  @productversion Flex 4.5
      */ 
-    public function createTabBarHideEffect():IEffect
+    protected function createTabBarHideEffect():IEffect
     {
         return createTabBarVisibilityEffect();
     }

     *  @playerversion AIR 2.5
     *  @productversion Flex 4.5
     */
    protected function calculateFinalUIPositions():void
    {
        var animateTabBarUp:Boolean;
        

    //  activeNavigator
    //----------------------------------
    
    [Bindable("change")]
    /**
     *  Returns the active navigator for the TabbedViewNavigator.  Only one
     *  navigator can be active at a time.  The active navigator can be
