Error in My PHP

Error in My PHP

[16-Aug-2013 01:38:56 America/Sao_Paulo] PHP Parse error: syntax error,
unexpected '}' in
/home/lineage/public_html/includes/templates/activate.php on line 21
Archive:
<?php
if (!isset($included) || !$included) exit();
if ($hash->validate($_GET['serial']))
if
($_handlerLoginServer->exec($_queryLogin['activateAccount'],array($_GET['serial']))
> 0) {
$account =
$_handlerLoginServer->select($_queryLogin['accountSerial'],array($_GET['serial']));
if ($cookie->set("referral")) {
if
(!$_handlerLoginServer->select($_queryLogin['checkIP'],array($_SERVER['REMOTE_ADDR'])))
$_handlerLoginServer->execute($_queryLogin['increaseReferral'],array($cookie->get("referral")));
$playerInfo =
$_handlerLoginServer->select($_queryLogin['selectPlayer'],array($cookie->get("referral")));
if ($playerInfo[3] % 10 == 0) {
$balance->increase($playerInfo[1],$_config['referralReward']);
$log->add($log->format($_lang['log']['referralReward'],array($_config['referralReward'])),$playerInfo[1]);
}
}
$cookie->delete("referral");
}
$log->add($_lang['log']['activatedAccount'],$account[0]);
$_templatePage->replace("feedback",$_lang['success']['activateAccount']);
} else
$_templatePage->replace("feedback",$_lang['error']['activateAccount']);
} else
$_templatePage->replace("feedback",$_lang['error']['serialFormat']);
?>