             // Set the position and size of the overlay .
             if (effectOverlay)
             {
-				effectOverlay.x = 0;
-				effectOverlay.y = 0;
-				effectOverlay.width = unscaledWidth;
-				effectOverlay.height = unscaledHeight;
+                effectOverlay.x = 0;
+                effectOverlay.y = 0;
+                effectOverlay.width = unscaledWidth;
+                effectOverlay.height = unscaledHeight;
             }
 
             // Set the positions and sizes of the scrollbars.

     *  If <code>true</code>, after creating the component, Flex calls
     *  the <code>createComponentsFromDescriptors()</code> method to create all or some
     *  of its children, based on the value of the component's <code>creationPolicy</code> property.
     *
     *  @see mx.core.UIComponentDescriptor
     *  

            needHorizontal ||
            needVertical ||
            hasNegativeCoords ||
            effectOverlay != null ||
            vm.left > 0 ||
            vm.top > 0;

