Yola has been hacked, obviously, presumably by a disgruntled employee. This, along with all their other problems, seemed like a good reason to migrate this site to Piereligion.org. Please update your links.
Random code left in the body of the file by someone at Yola
Early English Text Society
You can download it and read it if you care. Apparently the people at Yola don't realize that their problems/defective code are visible to the whole world.