$sql_admin = "SELECT * FROM users WHERE username='$username' AND hashed_password='$pass_admin' AND lvl = 1 LIMIT 1";
        $active_admin = $row['active'];

        if($pass = $db_password && $active == 1) {
            $_SESSION['id'] = $id;
            redirect_to("index");
        } elseif($pass_admin = $db_password_admin && $active_admin=1) {
            $_SESSION['id'] = $id_admin;
            redirect_to("admin");
        } elseif($pass_admin=$db_password_admin && $active_admin=0) {
            //nemáte aktivovaný účet