if ($totalopened > 0) {
    $adminObject->addInfoBoxLine(sprintf('<infolabel>' . '<a href="question.php">' . _AM_SF_TOTALOPENED . '</a><b>' . '</infolabel>', $totalopened), '', 'Red');
} else {
    $adminObject->addInfoBoxLine(sprintf('<infolabel>' . _AM_SF_TOTALOPENED . '</infolabel>', $totalopened), '', 'Green');
}