Совместить код вывода доп. фото - [VM1] Модификации и хаки

function vmlistAdditionalImages( $product_id, $images, $title='', $limit=1000 ) {
      global $sess;
      $html = '';
      $i = 0;
      foreach( $images as $image ) { 
      $thumbtag = ps_product::image_tag( $image->file_name, 'class="browseProductImage" onclick="javascript: show_img(this.src);"', 1, 'product', $image->file_image_thumb_width, $image->file_image_thumb_height );
         //echo $image->file_image_thumb_width;
         $fulladdress = $sess->url( 'index2.php?page=shop.view_images&image_id='.$image->file_id.'&product_id='.$product_id.'&pop=1' );
         $html .= '<li>'.$thumbtag.'</li>';
         
         if( ++$i > $limit ) break;
      }
      return '<ul id="tl" class="box">'.$html.'</ul>';
}

function vmlistAdditionalImages( $product_sku, $title='' ) {
 global $sess;
      $html = ''; 
   $url = 'components/com_virtuemart/shop_image/product/'.$product_sku;
   if (is_dir($url)) {
      if ($dir = opendir($url)) {
         while (false !== ($file = readdir($dir))){
            if ($file != '.' && $file != '..') {
               $fullpath = $url.'/'.$file;
               $html .= '<a href="'.$fullpath.'" rel="lightbox[group]" title="'.$title.'"><img src="'.$fullpath.'"  height="150"></a>';
            }
         }
         closedir($dir);
      }
   }
      return $html;
}