In this Jan. 11, 2010 photo, a display for Microsoft's Windows 7, Bing and Microsoft Surface is shown at the National Retail Federation's  convention in New York. Microsoft reports quarterly earnings after the market close Thursday, Jan. 28, 2010. AP Photo logo AP Photo 25 months ago

In this Jan. 11, 2010 photo, a display for Microsoft's Windows 7, Bing and Microsoft Surface is shown at the National Retail Federation's convention in New York. Microsoft reports quarterly earnings after the market close Thursday, Jan. 28, 2010.