$strTmpOff.= "<url>http://".$arAcc['SERVER_NAME'].htmlspecialchars($arAcc["DETAIL_PAGE_URL"]).(strstr($arAcc['DETAIL_PAGE_URL'], '?') === false ? '?' : '&')."r1=<?echo \$_GET[\"referer1\"] ?>&r2=<?echo \$_GET[\"referer2\"] ?></url>\n";