code: function() {
      // Calendar widget
      if(YAHOO.widget.Calendar) {
          var calContainer = this.getContainerEl().appendChild(document.createElement("div"));
          calContainer.id = this.getId() + "-dateContainer"; // Needed for Calendar constructor
          var calendar =
                  new YAHOO.widget.Calendar(this.getId() + "-date",
                  calContainer.id, this.calendarOptions);
          calendar.render();
          calContainer.style.cssFloat = "none";
  
          if(ua.ie) {
              var calFloatClearer = this.getContainerEl().appendChild(document.createElement("div"));
              calFloatClearer.style.clear = "both";
          }
          
          this.calendar = calendar;
  
          if(this.disableBtns) {
              this.handleDisabledBtns();
          }
      }
      else {
          YAHOO.log("Could not find YUI Calendar", "error", this.toString());
      }
      
  }
docs: ///////////////////////////////////////////////////////////////////////////  DateCellEditor public methods  /////////////////////////////////////////////////////////////////////////// 
  Render a Calendar.
  
  @method renderForm