This is bud, I busted him calling today (He always stops when he knows I'm watching) :P Already! Only a few days out of brumation

http://dl.dropbox.com/u/11992921/Hyla/hylacall.mp3

Are there any experts out there who can tell me if this is the call of a Hyla chrysoscelis or a Hyla versicolor??

Any help would be much appreciated!