if (('' != $categoryObj->getVar('imgurl'))
    && is_file(XOOPS_ROOT_PATH . '/' . $helper->getConfig('catimage') . '/' . $categoryObj->getVar('imgurl'))) {
    if ($helper->getConfig('usethumbs') && function_exists('gd_info')) {
        $imgurl = Utility::createThumb(
            $categoryObj->getVar('imgurl'),