That wasn't an issue (at my end), and oddly enough, for whatever reason, the web.archive.org link you provided no longer comes with the same overlay on the second and third invocations ...
My apologies, it was a real sighting of something that I don't have the time right now to reproduce and investigate further <shrug>.
My apologies, it was a real sighting of something that I don't have the time right now to reproduce and investigate further <shrug>.