VE3FUN < 5 alarm.mp3
VE3FUN < 10 bird_song.mp3
VE3UGG-7 < 5 alarm.mp3
VE3IBQ < 10 dun-dun-dun.mp3
VE3LFD < 2 siren.mp3
VE3GUK-7 < 5 TICK
eof


so, CALL-ID OP val effect(.mp3)

- items are checked in order therefore
  you should put the closest alerts first!
- the op can be < or >
- val is any number eg 5 or 32.5
- effect can be TICK, TOCK or filename.mp3/wav
  that's it for now

carhorn.mp3
bird_thing.wav
dun-dun.mps
frog.mp3
gasp.mp3
giggle.mp3
meow.mp3
