public function originalRender()
    {
        Piwik::checkObjectTypeIs($this->table, array('Simple', 'DataTable'));

        if ($this->table instanceof Simple) {
            $array = $this->renderSimpleTable($this->table);
        } elseif ($this->table instanceof DataTable) {
            $array = $this->renderTable($this->table);
        }

        if ($this->serialize) {
            $array = serialize($array);
        }
        return $array;
    }