docs: function (out) {
              var cfg = this._cfg, cssPrefix = this._cssPrefix; // sclass = cfg.sclass
              out.write(['</span></td>', '<td class="', cssPrefix, 'rs ', cssPrefix, 'bkgC"></td>', '</tr>', '<tr>',
                      '<td class="', cssPrefix, 'blc ', cssPrefix, 'bkgA"></td>', '<td class="', cssPrefix, 'bs ',
                      cssPrefix, 'bkgB">', this.__addFrameIcon(cfg, cssPrefix, 'bottom'), '</td>', '<td class="',
                      cssPrefix, 'brc ', cssPrefix, 'bkgA"></td>', '</tr>', '</tbody></table>'].join(''));
  
          }