Posting again because I have another update. Like I said yesterday you will be able to run in buildings now (much like D/P/P) shown below.
Now for the newer update. I've always wanted to do this for a while now, and badly. Thanks to Mastermind_X's tutorial, this hack will now feature different Trainer battle themes for specific Trainers! Check it out below!
http://www.youtube.com/watch?v=t1GBx8g3W48