Oh-No-Oh-My, when will they ever learn. I cam across this website by accident, I was searching for something completely different and stumbled upon this website. It shows snapshots of 23-websites, each containing a web advertisement that was ummmm ill-timed to say the least with the content on the website itself.
Self explanatory if you look at it.
[...] 23- Badly Placed Internet Ads. [...]