Не показываются все категории к которым относится материал - Joomla 2.5: Настройка и оптимизация

<?php if ($params->get('show_category')) : ?>
	<dd class="category-name">
	<?php 	$title = $this->escape($this->item->category_title);
	$title2 = $this->escape($this->item->category_title2);
    $title3 = $this->escape($this->item->category_title3);
    $title4 = $this->escape($this->item->category_title4);
    $title5 = $this->escape($this->item->category_title5);
    $title6 = $this->escape($this->item->category_title6);
        $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($this->item->catid)). '">' . $title . '</a>';
        $url2 = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($this->item->catid2)). '">' . $title2 . '</a>';
        $url3 = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($this->item->catid3)). '">' . $title3 . '</a>';
        $url3 = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($this->item->catid4)). '">' . $title4 . '</a>';
        $url3 = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($this->item->catid5)). '">' . $title5 . '</a>';
        $url3 = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($this->item->catid6)). '">' . $title6 . '</a>';
?>
<?php if ($params->get('link_category')) : ?>
    <?php echo JText::sprintf('COM_CONTENT_CATEGORY', $url);
		if ($this->item->category_title2) echo ', '.$url2;
        if ($this->item->category_title3) echo ', '.$url3;
        if ($this->item->category_title4) echo ', '.$url4;
        if ($this->item->category_title5) echo ', '.$url5;
        if ($this->item->category_title6) echo ', '.$url6;
?>
<?php else : ?>
	</dd>
<?php endif; ?>
<?php endif; ?>