To me it looks like a grey area. How can a pop-under interfere with site navigation? You only see the pop-under after closing the page, thus after ending the site navigation.
jimbeetle
9:54 pm on Sep 15, 2008 (gmt 0)
To me it looks like a grey area.
Yep, and there's only one place to get a good answer in these areas: Google. Show them a sample and see what they have to say.
dibbern2
4:59 am on Sep 16, 2008 (gmt 0)
Or --if you value your AdSense account-- just say no to gray areas.
Lame_Wolf
7:58 am on Sep 16, 2008 (gmt 0)
Or --if you value your visitor-- just say no to pop-ups/unders.