Maybe the Security Certificate has lapsed/expired?
I notice there is no 'S' in the address after the 'http' before the ://.
http://www.myswag.org/index.php?topic=58875.new;topicseen#new
This just recently happen with our clubs website hosting.
Our Members were getting warnings that the site was unsecured, the same as Danny's screenshot.
You don't use magic to disappear, ya use a 4x4 & Swag.