 
     /**
      * @copy mx.layout.VerticalLayout#rowHeight
+     *  
+     *  @langversion 3.0
+     *  @playerversion Flash 10
+     *  @playerversion AIR 1.5
+     *  @productversion Flex 4
      */
     public function get rowHeight():Number
     {


    /**
     * @copy mx.layout.VerticalLayout#requestedRowCount
     */
    public function get requestedRowCount():int
    {

 
    /**
     * @copy mx.layout.VerticalLayout#firstIndexInView
     *  
     *  @langversion 3.0
     *  @playerversion Flash 10
     *  @playerversion AIR 1.5
     *  @productversion Flex 4
     */
    public function get firstIndexInView():int
    {
