Can't hype this little tool enough, it's really nice – you can connect to different Operating Systems and then install stuff or just test your website on different browsers:
http://browserpool.de/kc/wob/portal.jsp?lang=en

Submitted to Digg here:
http://digg.com/technology/Test_Your_Site_in_Different_Browsers_OS_s_(Free)

nice ...thats kewl