public function render_zoomify($width = 800, $height = 500) {
        $zoomifyswfurl = $this->_api->get_zoomify_swf_url();
        $zoomifyurl = $this->_api->get_zoomify_url($this->_id);

        return <<<HTML5
            <object type="application/x-shockwave-flash" data="$zoomifyswfurl" width="$width" height="$height">
                <param name="flashvars" value="zoomifyImagePath=$zoomifyurl" />
                <param name="movie" value="$zoomifyswfurl" />
                <param name="quality" value="high" />
            </object>
HTML5;
    }