I have actually seen this once or twice on FireFox (well I recall seeing it and I only use Chrome and Firefox :) so it must have been FF). One thing I have not

I have actually seen this once or twice on FireFox (well I recall seeing it and I only use Chrome and Firefox :) so it must have been FF). One thing I have noticed (but cant verify this properly) is that since I used Chrome on this IP address the ad has disappeared. I could be wrong though - but I definitely cant reproduce the ad in any version of IE, FIrefox or Opera right now.