      *  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.
+     *
+     *  @return The created component.
      *
      *  @see mx.core.UIComponentDescriptor
      *  

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


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

            // Set the positions and sizes of the scrollbars.
