USA Today, along with several other large companies, is preparing to run online advertisements specially-formatted for the iPad. The company will run its ads through mobile ad platform AdMarvel, which teamed up with rich media advertising firm PointRoll—owned by Gannett, which also owns USA Today—to create the ads. Max Mead, VP of business development at PointRoll, said that the iPad “has a large enough screen that you can do more…