code: function(el, oRecord, oColumn, oData) {
          var oConfig = oColumn.dateOptions || this.get("dateOptions");
          el.innerHTML = util.Date.format(oData, oConfig, oConfig.locale);
      }
docs: Formats JavaScript Dates.
  
  @method DataTable.formatDate
  @param el {HTMLElement} The element to format with markup.
  @param oRecord {YAHOO.widget.Record} Record instance.
  @param oColumn {YAHOO.widget.Column} Column instance.
  @param oData {Object} Data value for the cell, or null.
  @static