 import flash.geom.Matrix3D;
 import flash.geom.PerspectiveProjection;
 import flash.geom.Point;
+import flash.geom.Vector3D;
 
 import mx.core.FlexGlobals;
 import mx.core.ILayoutElement;

                
                cachedNavigator.displayObject.visible = false;
            }
        }
        
        // Ensure transform matrix is updated even when layout is disabled.

import mx.effects.Parallel;
import mx.events.EffectEvent;
import mx.events.FlexEvent;
import mx.geom.TransformOffsets;
import mx.managers.SystemManager;

import spark.components.Application;
