DVD Shrink is good and it's free but it's no longer being updated and so it's fallen behind a bit. Apart from DVD Shrink, the one I use is DVDFab Platinum, I think it's about $60. So try and use DVd Shrink first and if that dosent work then try DVDFab. Here's the links to both.
http://www.afterdawn.com/software/vi...dvd_shrink.cfm http://www.dvdidle.com/dvd-fab-platinum.htm