Fashion Week is in full swing in New York City, Microsoft has announced five designer themes for Windows phones. The themes include custom palettes and wallpapers, and designed by: Diane von Furstenberg, Vera Wang, Isaac Mizrahi, Rock & Republic and Ron Arad. These Windows phone exclusive designer themes will be available for free on all Windows phones running Windows Mobile 6.5 on October 6 and can be downloaded for free from Windows Marketplace for Mobile.