Easily report email conversions for all Wistia embeds on a page.

gistfile1.html

<!--
For full control, the embed shepherd can be dynamically loaded from another script, and the inline script executed 
after it's loaded.
-->
<script src="http://fast.wistia.com/static/embed_shepherd-v1.js"></script>
<script>
  wistiaEmbeds.onFind(function(video) {
    video.bind("conversion", function(type, email) {
      if (/(pre|mid|post)-roll/.test(type)) {
        // Using jsonp is a simple way to allow cross-domain data sharing
        Wistia.jsonp.get("http://the-server-endpoint.com/that/receives/emails.json", {
          video_id: video.hashedId(),
          video_name: video.name(),
          email: email
        }, function(json) {
          // this isn't required, just showing that you can do stuff with the response
          console.log(json);
        })
      }
    })
  })
</script>