On December 31, 2007 Microsoft stopped supporting MSJVM: http://www.microsoft.com/mscorp/java/default.mspx Any applications dependent on it should've hopefully been transistioned to other JREs which are not avaliable. Read the transition doc...

The next Microsoft Professional Developers Conference (PDC): October 27–30, 2008 at the Los Angeles Convention Center. This is a great chance to know more innovations on the Windows Platform!