desperate? Does anyone noe how to add new itunes library over an old library? Cuz i bought a new ipod touch and i wanna sync my old songs that i had on my old library and make a new one. I plugged in my new ipod but the name didnt appear on the side like my old one did. I just wanna make a new library for my new one and get rid of my old library. Please help??? Im very desperate??..