I use GSPlayer2 from Green Software. I've used this on my last 3 PPC's and have always been happy with it. Has lot's of options, an EQ, and (did I mention) it's FREE!
I play the stations I want in WinAmp, then save the shortcut to my PC, then save that to my PPC. The touch Pro connects and plays.
It's here:
http://hp.vector.co.jp/authors/VA032810/