             invalidateDisplayList();
         }
     }
-	
+    
     /**
      *  @private 
      */

import spark.transitions.ViewTransitionBase;

/**
 *  The ActionScript based skin for view navigators in mobile
 *  applications.  This skin lays out the action bar and content
 *  group in a vertical fashion, where the action bar is on top.
 *  This skin also supports navigator overlay modes.

            
            // The content group is placed below the actionBar and spans the
            // remaining space of the navigator.
            if (contentGroup.includeInLayout)
            {
                var contentGroupHeight:Number = Math.max(unscaledHeight - actionBarHeight, 0);
                
                contentGroup.setLayoutBoundsSize(unscaledWidth, contentGroupHeight);
                contentGroup.setLayoutBoundsPosition(0, actionBarHeight);
            }
        }
    }
}
