Bad days for MySpace CEO Chris DeWolfe: A tell-all book about the lowbrow social network's shady origins is hitting the shelves as a Wall Street analyst predicts layoffs. How long will he last?

Fox Interactive Media, the News Corp. unit which includes MySpace, IGN, and Photobucket, is planning to launch an online-ad network. Besides FIM websites, prospective customers include other News Corp. properties like the New York Post, and, possibly, the Wall Street Journal. [Silicon Alley Insider]