User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1) Gecko/20061003 Firefox/2.0
Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1) Gecko/20061003 Firefox/2.0
Basically, this is something that either google toolbar, or IE has right at this time. I can allow a pop up for an ad that I like, but not get more than one that I don't want.
*** This bug has been marked as a duplicate of 331739 ***