прикрутить к теме jquery наворот - Joomla 1.5: Настройка и оптимизация

<?php
$user =& JFactory::getUser();
 if (!$user->id) {
?>
<a href="<?php echo JURI::base(); ?>/login.html" title="Авторизация" id="modloginajax" onclick="return false;">Вход</a>
<?php } else  { ?>
<a href="<?php echo JURI::base(); ?>/login.html" title="Выход <?php echo $user->username; ?>" id="modloginajax" onclick="return false;">Выход</a>
<?php } ?>

<jdoc:include type="modules" name="login" style="xhtml" />

<?php
$user =& JFactory::getUser();
 if (!$user->id) {
?>
<a href="<?php echo JURI::base(); ?>/login.html" title="Авторизация" id="modloginajax" onclick="return false;">Вход</a>
<?php } else  { ?>
<a href="<?php echo JURI::base(); ?>/login.html" title="Выход <?php echo $user->username; ?>" id="modloginajax" onclick="return false;">Выход</a>
<?php } ?>

<?php

/**
* @version		$Id: mod_login.php 14401 2010-01-26 14:10:00Z louis $
* @package		Joomla
* @copyright	Copyright (C) 2005 - 2010 Open Source Matters. All rights reserved.
* @license		GNU/GPL, see LICENSE.php
* Joomla! is free software. This version may have been modified pursuant
* to the GNU General Public License, and as distributed it includes or
* is derivative of works licensed under the GNU General Public License or
* other free or open source software licenses.
* See COPYRIGHT.php for copyright notices and details.
*/

// no direct access
defined('_JEXEC') or die('Restricted access');

// Include the syndicate functions only once
require_once (dirname(__FILE__).DS.'helper.php');

$params->def('greeting', 1);

$type 	= modLoginHelper::getType();
$return	= modLoginHelper::getReturnURL($params, $type);

$user =& JFactory::getUser();

require(JModuleHelper::getLayoutPath('mod_login'));

// подключаешь jQuery
<script type="text/javascript" src="твой_шаблон/js/jquery.js"></script>
// потом твой скрипт
<script type="text/javascript">
	jQuery.noConflict();
	jQuery(function($){	
		$(document).ready(function(){
                    тут твой код , должно работать
                });          
	});
</script>