Links mentioned on this tutorial:
rEFIt: http://refit.sourceforge.net/
Ubuntu: http://www.ubuntu.com/desktop/get-ubuntu/download
MacFUSE: http://code.google.com/p/macfuse/downloads/detail?name=MacFUSE-2.0.3,2.d...
NTFS-3G: http://sourceforge.net/projects/catacombae/files/NTFS-3G%20for%20Mac%20O......
Changing rEFit screen / icons: http://www.youtube.com/watch?v=biu3l_esNjY