My SWF does this:
1) Preloads graphics
2) Preloads 12 external MP3's
3) Starts the animation/sound

On the first viewing in the browser, some MP3's play, and some don't.

But, if you hit the browser's Refresh button, all the MP3's play properly.

I've got my work-in-progress at:

Can anyone help me? I really need these external MP3's to play without having to hit Refresh! Thanks in advance!