Are these kind permitted??
http://images.trafficmp.com/tmpad/content/YFD/Fastflash/Roller/banner_468x60_fastflash_top.gif
If I make the mistake of letting my mouse get near it, it drops down and takes up 5 times the space it did before.
Kind of bothersome when it's the bannar at the top of the page and I'm trying to click a link up there.