$count_mail = mysql_result(mysql_query("SELECT COUNT(*) FROM `privat` WHERE `user` = '$login' AND `type` = 'in'"), 0);
$count_newmail = mysql_result(mysql_query("SELECT COUNT(*) FROM `privat` WHERE `user` = '" . $login . "' AND `type` = 'in' AND `chit` = 'no'"), 0);
и добавь там
(' . $count_mail . '/' . $count_newmail . ')
после Почта</a>