     // mode
     //---------------------------------
     
-    private var _mode:String = FlipViewTransitionMode.CARD;
+    private var _mode:String = "card"; // avoid deprecation warning for FlipViewTransitionMode.CARD;
     
     [Inspectable(category="General", enumeration="card,cube", defaultValue="card")]
     /**

            }
        }

        if (mode == FlipViewTransitionMode.CARD)
        {
            var topRight:Vector3D = new Vector3D(viewWidth, 0, 0);
            var bottomLeft:Vector3D = new Vector3D(0, viewHeight, 0);

        if (!cachedNavigator)
            return null;
        
        return mode == "card" ? // avoid deprecation warning for FlipViewTransitionMode.CARD 
            prepareConsolidatedCardViewEffect() : 
            prepareConsolidatedCubeViewEffect();
    }
