Windows Codename Shorthorn

Shorthorn is a rejected codename for Longhorn. (This codename is used by a BA member for his custom Longhorn -XP port project.) This version of Windows was released around 2004-2006 mainstream support ends on March 16, 2013 and the extended support ends July 7, 2019.

Build 3790
First build of Windows Longhorn (Known as Windows XP Professional). Changelog:
 * Changed Start button icon.
 * Changed Explorer interface.