http://www.totse.com/bin/downloads/insteelmd.exe

That is where the most recent totse ad directs to.

Can someone please tell me what is goin on here?

That file appears to be an installer for "evidence eliminator", a program intended to hide the fact you're visiting porn sites. Why it's being linked, I don't know.

There's discussion elsewhere on this: http://www.totse.com/community/showpost.php?p=10510068&postcount=3

(That post is from SpectraL. It seems like a legit analysis to me.)