dStyle();
      th.text("Name").endTH();

      // Information group header.
      th = tr.startTH().colSpan(3).className(groupHeaderCell);
      th.text("Information").endTH();

      // Get information about the sorted column.
      ColumnSortList sortList = dataGrid.getColumnSortList();
      ColumnSortInfo sortedInfo = (sortList.size() == 0) ? null : sortList.get(0);
      Column&lt;?, ?&gt; sortedColumn = (sortedInfo == null) ? null : sortedInfo.getColumn();
      boolean isSortAscending = (sortedInfo 