Навигация товаров - Разработки и улучшения

<div class="count_nam_nav">
    <?php $count_nam_nav = 1; if (count($this->lists_prod)){?>
        <?php foreach ($this->lists_prod as $k=>$product){?>
			<a href="javascript:;" onclick="loadContent('<?php print $product->product_link?>')"><?php echo $count_nam_nav++;?></a>
        <?php } ?>
        <?php if ($k%$this->count_product_to_row!=$this->count_product_to_row-1) print "</tr>"; ?>
    <?php } ?>
</div>

`prod`.`product_quantity`> 0 AND

 $Product = &JTable::getInstance('product', 'jshop');
 $Product->load($product_id);
 $category_id = $Product->getCategory();

 if($rows[$Key + 1]->product_link) $NextImg='<span class="next_img" style="display: none;"><img src="components/com_jshopping/files/img_products/'.$rows[$Key + 1]->product_full_image.'"></span>';
 if($rows[$Key - 1]->product_link) $PrevImg='<span class="prev_img" style="display: none;"><img src="components/com_jshopping/files/img_products/'.$rows[$Key - 1]->product_full_image.'"></span>';

<img width="30px"  src="/components/com_jshopping/files/img_products/'.$rows[$Key + 1]->thumb.'"