Problem: I hear no music from frank's cellular automaton music program and I am in windows.
Solution:
go to Start->Accessories->Entertainment->Volume Control.
And turn up the Volume control that says "SW Synth".


Problem: I hear no music from frank's cellular automaton music program and I am in linux.
Solution:
there are 3 Solutions to this ploblem A. you might have the artsd sound server running. you can try the command artsshell suspend to suspend the artsd sound server. you can also try artsdsp java -jar cellautomusic.jar to redirect the sound output to the aRts sound server. click here for the arts sound server FAQ. B. you can download software to play midi files generated by this program.
one of the programs is TiMidity++
you can download TiMidity++ here
TiMidity++ requires Either a GUS/patch, or a SoundFont to play midi files.
you can get a GUS/patch here
after downloading the file and unziping it, make the configuration file if you want it to play midi files.
To make the program output a midi file;
go to view->show random table dialog
make sure the output midi file check box is checked.
click on the output button.
you should see a midi file in the same that the program is in.
you could try the other midi players. just do a google search for them.

C. you can make the program output music in a wav file.
just go to view->wave writer,chose a sample rate and click on the output button.