Прописать правильно ссылку для роутера - Joomla 2.5: Общие вопросы

<?php
/**
 * @package		Joomla.Site
 * @subpackage	com_content
 * @copyright	Copyright (C) 2005 - 2013 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;
$class = ' class="first"';
?>

<?php if (count($this->children[$this->category->id]) > 0) : ?>
	<ul>
	<?php foreach($this->children[$this->category->id] as $id => $child) : ?>
		<?php
		if ($this->params->get('show_empty_categories') || $child->getNumItems(true) || count($child->getChildren())) :
			if (!isset($this->children[$this->category->id][$id + 1])) :
				$class = ' class="last"';
			endif;
		?>

		<li<?php echo $class; ?>>
			<?php $class = ''; ?>
			<span class="item-title"><a href="<?php echo JRoute::_(ContentHelperRoute::getCategoryRoute($child->id));?>">
				<?php echo $this->escape($child->title); ?></a>
			</span>
			<?php if ($this->params->get('show_subcat_desc') == 1) :?>
			<?php if ($child->description) : ?>
				<div class="category-desc">
					<?php echo JHtml::_('content.prepare', $child->description, '', 'com_content.category'); ?>
				</div>
			<?php endif; ?>
			<?php endif; ?>
			<?php if ( $this->params->get('show_cat_num_articles', 1)) : ?>
			<dl>
				<dt>
					<?php echo JText::_('COM_CONTENT_NUM_ITEMS') ; ?>
				</dt>
				<dd>
					<?php echo $child->getNumItems(true); ?>
				</dd>
			</dl>
			<?php endif ; ?>

			<?php if (count($child->getChildren()) > 0 ) :
				$this->children[$child->id] = $child->getChildren();
				$this->category = $child;
				$this->maxLevel--;
				if ($this->maxLevel != 0) :
					echo $this->loadTemplate('children');
				endif;
				$this->category = $child->getParent();
				$this->maxLevel++;
			endif; ?>
			
			<?php
    $db =& JFactory::getDBO();
    $query = $db->getQuery(true);
    //echo ($child->id);
    $query = 'SELECT * FROM `#__content` WHERE `catid`='.$child->id.' AND `state`>0';
    $db->setQuery($query);
    $res= $db->loadObjectList();
    foreach ($res as $concert) {
        echo '<li>';
        //print_r ($concert);
        echo '<a href="'.JRoute::_(ContentHelperRoute::getArticleRoute($concert->id)).'">'.$concert->title.'</a>';
        echo '</li>';
    }
?>
			</li>
		<?php endif; ?>
	<?php endforeach; ?>
	</ul>
<?php endif; ?>

echo '<a href="'.JRoute::_(ContentHelperRoute::getArticleRoute($concert->id)).'">'.$concert->title.'</a>';

echo '<a href="'.JRoute::_(ContentHelperRoute::getArticleRoute($concert->id, $child->id)).'">'.$concert->title.'</a>';