public function meta($name, String $content = NULL)
    {
        if( ! is_array($name) )
        {
            $this->outputElement .= $this->_singleMeta($name, $content);
        }
        else
        {
            $metas = NULL;

            foreach( $name as $key => $val )
            {
                $metas .= $this->_singleMeta($key, $val);
            }

            $this->outputElement .= $metas;
        }

        return $this;
    }