Unsure, but earlier I might have seen a sort of dotted? place-marker or two, off-to right as you say.
I think so because, had the thought that ... probably such would follow (?)
Again: unsure.

Just now, remembered in Prefs/Safari: I usually leave checked," [ ] Block pop-up Windows" (OS X, natch)
So unchecked same, verified AdBlock is 'Paused'. Closed your site. Reopened:
Alas, mousing/clicking about--no ads :-/