<link rel="stylesheet" type="text/css" href="/jquery.zoomie.css" />
<script src="/jquery.js"></script>
<script src="/jquery.zoomie.js"></script>

<img id="test" src="/medium-image.png" data-full-src="/full-image.png" alt="A smaller image" />

<script>
  $(function () {
    $('#test').zoomie();
  });
</script>

<div class="zoomie">
  <img src="/medium-image.png" data-full-src="/full-image.png" alt="A smaller image" />
  <div class="zoomie-window"></div>
</div>