private void moveDown() {
		int[] rows = table.getSelectedRows();
		DefaultTableModel model = (DefaultTableModel) table.getModel();
		if (model.getRowCount() >= 2) {
			model.moveRow(rows[0], rows[rows.length - 1], rows[0] + 1);
			table.setRowSelectionInterval(rows[0] + 1,
					rows[rows.length - 1] + 1);
		}
	}