Просмотр поста

$req = mysql_query("SELECT * FROM `users` WHERE `id` = '$user_id' LIMIT 1");      
    $user = mysql_fetch_assoc($req);          
    $reqqq = mysql_query("SELECT * FROM `browser_history ` WHERE `id` = '$user_id' LIMIT 1");
        $res = mysql_fetch_assoc($reqqq);

$qq1 = $user['browser'];
$qq2 = $res['browser'];
if(qq1 != $qq2){
mysql_query("INSERT INTO `browser_history ` SET `user_id` = '$user_id', `browser` = '" . $user['browser'] . "',  `time` = '$realtime';");
}