private JTable createTable() {
		TruthTableModel model = new TruthTableModel(
				createRowData((Integer) spinner.getValue()),
				createcolumnNames((Integer) spinner.getValue()));
		table = new JTable(model);
		setSColumn(
				table,
				table.getColumnModel().getColumn(
						(Integer) spinner.getValue() + 1));
		return table;
	}