try this and i assue you have xvid codecs already installed
fix xvid codecs
-cant get movie to play?
-when you play it?
-get the green fudged screen and some sound?
-Is it xvid?
-can fix that easily.
-go to c/ program files / xvid
-open the prog called aviC
-Hit the ... and open the movie
-see what it says in both columns on the right. Should say XVID in both
-Change the bottom one to say DIVX, then hit apply, then hit Quit
- and then when you get to that point
- if both say xvid change the bottom one to say divx
- or if the bottom is already saying divx change it to xvid
- try the movie now and it should play

