i have a avi file and when i play it on quicktime or in idvd it does not have sound but if i play it in vlc player it has sound how do i make quicktime and idvd have sound? also i want to bun this same avi file witch is only 1.6gb on one dvd-r with idvd or toast and it does not fit why? can any one tell me how to burn it? could it be because the movie is long its 2hrs and 30min.