public void dragOver(DropTargetDragEvent e)
		{
			if (!((mxGraphTransferHandler) graphContainer.getTransferHandler())
					.isLocalDrag()
					&& JTableRenderer.this != dragSource)
			{
				Point p = e.getLocation();
				int row = rowAtPoint(p);
				getSelectionModel().setSelectionInterval(row, row);
			}
		}