code: function(sCaption) {
      if(this._elTable && sCaption) {
          // Create CAPTION element
          if(!this._elCaption) { 
              this._elCaption = this._elTable.createCaption();
          }
          // Set CAPTION value
          this._elCaption.innerHTML = sCaption;
      }
      else if(this._elCaption) {
          this._elCaption.parentNode.removeChild(this._elCaption);
      }
  }
docs: Creates HTML markup CAPTION element.
  
  @method _initCaptionEl
  @param sCaption {String} Text for caption.
  @private