Since the DVD specifications states that only 99 tracks or slideshows can be added to a program, I wonder if by "tracks" they mean audio and video. So if I have 70 videos, I can addtionally add just another 29 songs to use over still menus?

-EDWIN

Are you stalking about the "DVD Audio" format?

Because that seems to have the limit you are talking about:

http://www.dvddemystified.com/dvdfaq.html#3.6
DVD FAQ chapter 3.6