hooligan, Если я правильно понял, можно так сделать
$count = mysql_num_rows(mysql_query("SELECT *
FROM `mail_msg`
WHERE id_user='" . $user_id . "' or id_kont='" . $user_id .
"' GROUP BY id_kont;"));
if ($count > 0) {
$album = mysql_query("SELECT *
FROM `mail_msg`
WHERE id_user='" . $user_id . "' or id_kont='" . $user_id .
"' GROUP BY id_kont LIMIT " . $start . "," . $kmess . ";");
while ($add = mysql_fetch_array($album)) {
$total_out = mysql_num_rows(mysql_query("SELECT *
FROM `mail_msg`
WHERE id_user='" . $user_id . "' and id_kont='" . $add['id_kont'] . "';"));
$total = mysql_num_rows(mysql_query("SELECT *
FROM `mail_msg`
WHERE id_kont='" . $user_id . "' and id_user='" . $add['id_user'] . "';"));
$user = mysql_fetch_array(mysql_query("SELECT `name`
FROM `users`
WHERE id='" . $add['id_kont'] . "' LIMIT 1;"));
echo $user['name'] . '(' . $total . '/' . $total_out . ')<br />';
}
echo '<div class="phdr">Всего: ' . $count . '</div>';
}