computer help with final fantasy 11

I got final fantasy, and it doesn't run on vista!! >.<

I tried going to properties and running under win xp sp2 and it still says cant run under current OS...

I saw pics of it running on vista, so can anyone help?

I looked around all I could find was that you need this:

http://www.playonline.com/ff11us/dow...l?pageID=media

Hope that helpz.

thats awesome. thanks~