Помогите вывести материал категории - Joomla 2.5: Настройка и оптимизация

<?php
/**
 * @package		Joomla.Site
 * @subpackage	com_content
 * @copyright	Copyright (C) 2005 - 2012 Open Source Matters, Inc. All rights reserved.
 * @license		GNU General Public License version 2 or later; see LICENSE.txt
 */

// no direct access
defined('_JEXEC') or die;
?>
<h1>
		<?php echo $this->escape($this->params->get('page_heading')); ?>
</h1>


<?php foreach($this->children[$this->category->id] as $id => $child) : ?>
<h3><?php echo $this->escape($child->title); ?></h3>

<?php foreach ($this->$child->items as $key => &$item) : ?>
	<?php
		$key= ($key-$leadingcount)+1;
		$rowcount=( ((int)$key-1) %	(int) $this->columns) +1;
		$row = $counter / $this->columns ;

		if ($rowcount==1) : ?>
	<div class="items-row cols-<?php echo (int) $this->columns;?> <?php echo 'row-'.$row ; ?>">
	<?php endif; ?>
	<div class="item column-<?php echo $rowcount;?><?php echo $item->state == 0 ? ' system-unpublished' : null; ?>">
		<?php
			$this->item = &$item;
			echo $this->loadTemplate('item');
		?>
	</div>
	<?php $counter++; ?>
	<?php if (($rowcount == $this->columns) or ($counter ==$introcount)): ?>
				<span class="row-separator"></span>
				</div>

			<?php endif; ?>
	<?php endforeach; ?>

<?php endforeach; ?>