Mindspark/IAC: Misleading marketing (again)

Investigating malware, I was led to a URL at mediafire.com, a file sharing site similar to RapidShare, that is intent on shoving popups in your face.What (didn't) surprise me however, was an advert claiming to be an IM chat (yes of course it is), loaded via;http://ad.xtendmedia.com/rw?title=New%20offer%21&qs=iframe3%