+if (preg_match('/id\/(\d+)/',$_SERVER['HTTP_REFERER'],$match)) {
+ $referer_id=$match[1];
+} elseif (preg_match('/k\/([a-z0-9]{1,7})/',$_SERVER['HTTP_REFERER'],$match)) {
+ $referer_id=base_convert($match[1], 36, 10);
+} elseif (preg_match('/name\/(.*?)\/?$/',$_SERVER['HTTP_REFERER'],$match)) {
+ $referer_id = nodes::getNodeIdByName($match[1]);
+}
+