smarteditor2 HTML 소스 자동변환 문제

function html_purifier($html){    $f = file(G5_PLUGIN_PATH.'/htmlpurifier/safeiframe.txt');    $domains = array();    foreach($f as $domain){        // 첫행이 # 이면 주석 처리        if (!preg_match("/^#/", $domain)) {            $domain = trim($domain);            if ($domain)                array_push($domains, $domain);        }    }    // 내 도메인도 추가    array_push($domains, $_SERVER['HTTP_HOST'].'/');    $safeiframe = implode('|', $domains);    include_once(G5_PLUGIN_PATH.'/htmlpurifier/HTMLPurifier.standalone.php');    $config = HTMLPurifier_Config::createDefault();    // data/cache 디렉토리에 CSS, HTML, URI 디렉토리 등을 만든다.    $config->set('Cache.SerializerPath', G5_DATA_PATH.'/cache');    $config->set('CSS.AllowTricky', true); // <==추가된 부분    $config->set('HTML.SafeEmbed', false);    $config->set('HTML.SafeObject', false);    $config->set('Output.FlashCompat', false);    $config->set('HTML.SafeIframe', true);    $config->set('URI.SafeIframeRegexp','%^(https?:)?//('.$safeiframe.')%');    $config->set('Attr.AllowedFrameTargets', array('_blank'));    $purifier = new HTMLPurifier($config);    return $purifier->purify($html);}