      */
     public function setRowHeight(row:int, height:Number):void
     {
+        if (!isNaN(fixedRowHeight))
+            return;
+        
         var node:GridRowNode = rowList.find(row);
         
         if (node)

     */
    public function insertRows(startRow:int, count:int):void
    {
    }
    
    /**

     */
    public function getRowIndexAt(x:Number, y:Number):int
    {
        if (!isNaN(fixedRowHeight))
            return y / (fixedRowHeight + rowGap);
        
