if (!$GLOBALS['xoopsDB']->query('SELECT dateexpire FROM ' . $GLOBALS['xoopsDB']->prefix($module->getVar('dirname', 'n') . '_items'))) {
        $sql = 'ALTER TABLE ' . $GLOBALS['xoopsDB']->prefix($module->getVar('dirname', 'n') . '_items') . " ADD `dateexpire` INT(11) NULL DEFAULT '0' AFTER `datesub`";
        $GLOBALS['xoopsDB']->queryF($sql);
    }