How to split / convert videos?

[ess530i]

i take videos with my nokia n95 and the file is recorded in MP4 format. anyone know of a good program which can split the file. ie extract the parts which you want out and convert it to another format, avi or mpg for example. thanks...

 

[Van1ty]

SUPER does everything:
http://www.erightsoft.com/SUPER.html