VirtualBox P2V Success | My Foo Is Strong [phisycal win xp -> vmware vm -> virtualbox vm conversion]
http://blog.subaquatic.net/archives/virtualbox-p2v-success/ If you need to P2V your windoze install into virtual box vm – you can follow a true-hacker way [http://forums.virtualbox.org/viewtopic.php?t=1404