in php_myadmin makes a request: alter table `users` add `see` text not null;
then in the questionnaire embed code:
if ($id <> $user_id)
mysql_query ("UPDATE` users `SET` see `=` see `+1 WHERE` id `= '". $ id ."'");
And then in the bottom of the questionnaire embed code: echo '<div class="menu"> Questionnaire
watched:'. $user['see']. ' again </div> ';