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


[ExcludeClass]

public class GridColumnHeaderGroupLayout extends LayoutBase
{
    /**

    
    /**
     *  @private
     */
    private function initializeItemRenderer(renderer:IGridItemRenderer,
                                            columnIndex:int,
                                            column:GridColumn,
                                            visible:Boolean=true):void
    {
        renderer.visible = visible;
        renderer.column = column;
        renderer.label = column.headerText;
        
        const columnHeaderGroup:GridColumnHeaderGroup = columnHeaderGroup;
        renderer.hovered = columnIndex == columnHeaderGroup.hoverColumnIndex;
        renderer.down = columnIndex == columnHeaderGroup.downColumnIndex;
    }
    
    /**
     *  @private
     *  Let the allocateGridElement() caller know if the returned element was 
     *  created or recycled.
     */
