title: how to add image from url in opencart 1.5.6
body: <p>i have installed Opencart 1.5.6, i have uploaded all product from CSV. i have 30000 products.
  with images urls. so i want add image from urls in my open-cart website. plz help me howz its possible. and where i change for this.</p>
  
  <p>what i change in in what file and where.</p>
  
  <pre><code>&lt;div class="left"&gt;
        &lt;?php if ($thumb) { ?&gt;
        &lt;div class="image"&gt;&lt;a href="&lt;?php echo $popup; ?&gt;" title="&lt;?php echo $heading_title; ?&gt;" class="colorbox"&gt;&lt;img src="&lt;?php echo $thumb; ?&gt;" title="&lt;?php echo $heading_title; ?&gt;" alt="&lt;?php echo $heading_title; ?&gt;" id="image" /&gt;&lt;/a&gt;&lt;/div&gt;
        &lt;?php } ?&gt;
        &lt;?php if ($images) { ?&gt;
        &lt;div class="image-additional"&gt;
          &lt;?php foreach ($images as $image) { ?&gt;
          &lt;a href="&lt;?php echo $image['popup']; ?&gt;" title="&lt;?php echo $heading_title; ?&gt;" class="colorbox"&gt;&lt;img src="&lt;?php echo $image['thumb']; ?&gt;" title="&lt;?php echo $heading_title; ?&gt;" alt="&lt;?php echo $heading_title; ?&gt;" /&gt;&lt;/a&gt;
          &lt;?php } ?&gt;
  &lt;/div&gt;
  </code></pre>