if ($submit)
{
	$error = array();
 
	if(!$auth->acl_get('a_'))
	{
		$error[] = 'Puuduvad vastavad ơigused';
	}
 
	$sql = 'SELECT count(*), user_id
		FROM ' . USERS_TABLE . '
		WHERE username_clean = "' . strtolower($username) . '"';
	$user = $db->sql_query($sql);
	$user = $db->sql_fetchrow($user);
 
	if ($user['count(*)'] == 0)
	{
		$error[] = 'Kasutajat ei eksistreeri';
	}
 
	if (is_numeric($nr) == false)
	{
		$error[] = 'See ei ole number';
	}
 
	if (count($error) == 0)
	{
		$db->sql_query('UPDATE ' . USERS_TABLE . '
				SET user_klubikaart = "' . $nr . '"
				WHERE username_clean = "' . strtolower($username) . '"');
 
		group_user_add($group_id, $user['user_id'], false, false, true);
		header('Location: '.append_sid($phpbb_root_path.'ct.'.$phpEx));
	}
	else
	{
		$error_formed = '';
		$first = true;
		foreach ($error as $row)
		{
			$error_formed .= ($first ? '' : '<br />').$row;
			$first = false;
		}
	}
}