how to random song play from folders

[NetuserFr]

Man I have more then 20 GB of songs , make list of all those and specialy they are all in differnet folders it will ake year to make a list Anyway i found a plugin that do it , but now what I need is a plugin that will play a small Jingle (a sound) between each song like name of the site , how to force winamp to do this after each track ?

Thnaks