This website is not available under HTTPS:
When running Orchard on a https-protocol, the iframe showing that page will not be loaded.
The src of the iframe should be changed to // (instead of
http:// or https://), but the site should also support https
OR this information should actually be fetched in server-side code in Orchard and then the iframe should be pointed to a controller action which is responsible for fetching the contents of that URL.