while (false !== ($cat = $db->fetchArray($result))) {
            $grouppermHandler->addRight('public_displayed', $cat['cat_id'], XOOPS_GROUP_ADMIN, $module_id);
            $grouppermHandler->addRight('public_displayed', $cat['cat_id'], XOOPS_GROUP_USERS, $module_id);
            $grouppermHandler->addRight('public_displayed', $cat['cat_id'], XOOPS_GROUP_ANONYMOUS, $module_id);
        }