code: function(elContainer) {
      Dom.removeClass(elContainer, DT.CLASS_DATATABLE);
      Ev.purgeElement(elContainer, true);
      elContainer.innerHTML = "";
      
      this._elContainer = null;
      this._elColgroup = null;
      this._elThead = null;
      this._elTbody = null;
  }
docs: Destroy's the DataTable outer container element, if available.
  
  @method _destroyContainerEl
  @param elContainer {HTMLElement} Reference to the container element.
  @private