function tags_for_video($tags) {
        $tag_links = '';

        // explode
        $x = explode(' ', $tags);
        if (count($x) > 0) {
            foreach ($x as $k => $v) {
                $tag_links .= '<a href="tags-'.$v.'.html">'.$v.'</a> ';
            }
        } else { 
            $tag_links .= '<a href="tags-'.$v.'.html">'.$v.'</a> ';
        }
        return $tag_links;
    }