I use the MaGui Final. There are a lot of great mods. Makman also has a Magui 3.4 which you can get in widescreen. I am just starting to use that one on another computer besides my laptop. If you use Magui remember to install the Torpedo solution button or it is all manual.
Magui Final
http://www.subsim.com/radioroom/show...ht=magui+final
MaGui 3.4
http://www.subsim.com/radioroom/showthread.php?t=175278
Enjoy!
