code: function() {
        
        /**
         * Main container 
         */
        this.element = inputEx.cn('div', {id: this.options.id });
        
        if(this.options.showHideColumnsDlg) {
           this.renderShowHideColumnsDlg();
        }
  
        // append it immediatly to the parent DOM element
        this.options.parentEl.appendChild(this.element);
        
     }
docs: Render the main container only (not the datatable)