Preview the menus: English disc 1, disc 2, Spanish disc. (You'll need to use VideoLink's preview mode to see them as they're really meant to be.)
Box cover design: English OpenOffice 1.0 format, PDF, Spanish OpenOffice 1.0 format, PDF.
Download DVD images and individual videos
If you already have the MPEG-1 video files that go on the DVDs, you can build the DVDs yourself and modify them if you wish. Here's the binary package (what you probably want) and source package (which will allow more customisation). You will need to use sid or backports of several packages.