Well, I will bring a screen of the New Tree for the PokeCenter, but I will need you to post! Thanks!
no problem spritings what i do and im glad to help, i have tried music inserterting
however ive only inserted Dp music and i acheived and learned to do it yesterday!
but here's a video to prove it..if you want it in your hack just ask XD
it works best in fire red though but il practice ruby, for a while
heres a fire red video of the music
EDIT: i can do "DP trainer battle music" for ruby with a few beeps..but it still sounds great! almost exactly the same as DP
here's DP music in ruby