* @param show Boolean that specifies the visible state to be assigned.
	 */
	public void cellsToggled(Object[] cells, boolean show)
	{
		if (cells != null && cells.length > 0)
		{
			model.beginUpdate();
			try
			{
				for (int i = 0; i < cells.length; i++)
				{
					model.setVisible(cells[i], show);
				}
			}
			finally
			{
				model.endUpdate();
			}
		}
	}