             _overlayGroup.layout = new LayoutBase(); // no layout
             target.overlay.addDisplayObject(overlayGroup);            
         }
-            
+        
         return _overlayGroup;
     }
 }


[ExcludeClass]

public class GridColumnHeaderGroupLayout extends LayoutBase
{
    /**

                
            // initialize the renderer
            
            initializeItemRenderer(renderer, columnIndex, column, true);
            if (renderer.parent != columnHeaderGroup)
                columnHeaderGroup.addElement(renderer);
            
