try turning off javascript. here's a site that will tell you how to do it. not only will you wont have any smut ads but you will have no more annoying pop up ads for anything.

although this method will sometimes not make some sites work properly because it requires javascript. all you have to do is add it to your trusted zone and reload. then you can properly view the site. check it out. i highly recommend it for your surfing pleasure. say goodbye to no more pop ups!

http://j-walk.com/blog/archives/030421.htm#24-14

by the way, this blog, j-walk blog is a great wacky daily blog. check it out.