um..... not quite sure what your asking.... but:
1. you can inports mp3 sounds and use them as such
2. you can use hero speach from things that are already in game (though i dont remember quite where they are)
Finally finding about some of the bots that are flooding the users online - bytespider apparently is a huge offender here - ignores robots.txt and comes in from a ton of different IPs
Ghan has said he has fixed this. Monovertex please confirm this fix. This was only a problem with people that had signatures in the upper levels like not the special members but the respected members.