Vivus up on obesity drug approval The decision means overweight consumers can soon choose between Qsymia and Belviq, a diet drug from Arena Pharmaceuticals Inc. and Eisai Co. approved on June 27. MEDIARovi cuts sales forecastRovi Corp., a provider of digital entertainment guides, tumbled the most since its initial public offering in 1997 after cutting its annual sales forecast amid delays in adding new patent licenses. EARNINGSEBay reports revenue riseEBay, the world's largest Internet marketplace, reported second-quarter sales that beat analysts' estimates Wednesday, as more U.S. shoppers turned to the site to make purchases and payments. Chief Executive Officer John Donahoe has increased spending on advertising and new technology to expand beyond eBay's auction roots and let users buy items in instant sales similar to those on Amazon.com. LITIGATIONApple ordered to vindicate rivalApple Inc. was ordered by a judge to publish a notice on its United Kingdom website and in British newspapers alerting people to a ruling that Samsung Electronics Co. didn't copy designs for the iPad.