          *
          *  @langversion 3.0
          *  @playerversion AIR 3
-         *  @productversion Flex 4.5.2
+         *  @productversion Flex 4.6
          */
         public static const LEADING_EDGE:String = "leadingEdge";
         

         *
         *  @langversion 3.0
         *  @playerversion AIR 3
         *  @productversion Flex 4.5.2
         */
        public static const CENTER:String = "center";
        

         *
         *  @langversion 3.0
         *  @playerversion AIR 3
         *  @productversion Flex 4.6
         */
        public static const NONE:String = "none";
        
