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