vitrum,
$gamet = mysql_result(mysql_query("SELECT COUNT(*) FROM `flashgame`"), 0);
$old = $realtime - (1 * 24 * 3600);
$gamen = mysql_result(mysql_query("SELECT COUNT(*) FROM `flashgame` WHERE `time` > '". $old ."';"), 0);
echo '<span class="red">('.$gamet.'/+'.$gamen.')</span>';