Windows Vista Home Premium Upgrade?

thebigd, To your comment

I wanted to update my PC to Windows Vista and so far as it went through the Upgrade Advisor to Vista. Is this the software I need? http://www.amazon.com/Windows-Vista-Home ... It says on page Case For users of Microsoft Windows 2000.
Professional, Windows XP or Windows Vista.
backup and clear install May be required. See back of
box for details.

Yes, but just a warning, Vista is full of problems and it runs very slowly. I suggest saving headaches and keeping what you have and wait until your next computer to get Vista.