Модуль случайных товаров для VM2 +j2.5 - [VM2&3] Общие вопросы и ошибки

<tr><td colspan="3">
 <div><ul id="slide">
 
 <?php // find all the other products in this category
$q = "SELECT p.product_thumb_image, p.product_id, p.product_name, c.category_name, c.category_flypage
 FROM #__{vm}_product p,#__{vm}_product_category_xref pc, #__{vm}_category c
 WHERE p.product_publish='Y' AND pc.product_id = p.product_id AND pc.category_id = c.category_id AND c.category_id = '$category_id' AND p.product_parent_id < 1 AND p.product_id != '$product_id'
 ORDER BY RAND() LIMIT 0, 10";
$db = new ps_DB;
$db->query( $q );
if( $db->next_record() ) {
 $flypage = $db->f('category_flypage');
 $db->reset();
 $left = 0;
 while( $db->next_record() ) {
 ?>
 <li style="display: block; position: absolute; left: <? echo $left;?>px;"><a href="<?php $sess->purl(URL . "index.php?page=shop.product_details&flypage=$flypage&product_id=" . $db->f("product_id"). "&category_id=$category_id" )?>"><img src="/components/com_virtuemart/shop_image/product/<? echo $db->f("product_thumb_image"); ?>" width="150" height="150" /></a><span><? echo $db->f("product_name"); ?></span></li>
</a>
 <?php 
 }
}
?>
 </ul></div>
 </td></tr>