gistfile1.txt

this.exp = new Ext.grid.RowExpander({
    expandOnDblClick: false,
    tpl: new Ext.Template(
        '<table class="paymentsystem-expander"><tbody>',

        '<tr>',
        '<td><b>' + _('paymentsystem_num') + ': </b>{num}</td>',
        '<td><b>' + _('paymentsystem_cost') + ': </b>{cost:this.renderMoney}</td>',
        '<td><b>' + _('paymentsystem_tax') + ': </b>{tax:this.renderMoney}</td>',
        '<td><b>' + _('paymentsystem_sum') + ': </b>{sum:this.renderMoney}</td>',
        '</tr>',

        '<tr>',
        '<td></td>',
        '<td><b>' + _('paymentsystem_createdon') + ': </b>{createdon:this.renderData}</td>',
        '<td><b>' + _('paymentsystem_updatedon') + ': </b>{updatedon:this.renderData}</td>',
        //'<td>5 ячейка</td>',
        //'<td>6 ячейка</td>',
        '</tr>',

        ' </tbody></table>',

        {
            renderData: paymentsystem.tools.formatDate,
            renderMoney: function(v) {
                return paymentsystem.tools.renderMoney(v);
            },
        }
    )
});

стили
/* expander */
table.paymentsystem-expander td {
padding-left: 15px;
}
table.paymentsystem-expander {
margin: 30px 0px 0px 0px;
color: #000;
}