hxxp://findarticles.com/p/articles/mi_m0HFI

Is there any ad network that allows this?

I want...

Those are Google ads but I don't know what they're doing...maybe they have a special deal. I know the ads are in a frame and you can view the frame by itself and then view the source code.

Looks like they're premium publishers. Once you're premium you can do pretty much anything you want with your ads.