Itunes has a build-in backup tool in the file menu, go to File than select backup to disk.
If you want more info about moving your files, go to following page for a step by step tutorial : http://ipod.about.com/gi/dynamic/offsite.htm?zi=1/XJ&sdn=ipod&cdn=gadgets&tm=228&f=00&su=p284.9.336.ip_p504.1.336.ip_&tt=2&bt=0&bts=0&zu=http%3A//docs.info.apple.com/article.html%3Fartnum%3D304814
Good luck
Itunes has a build-in backup tool in the file menu, go to File than select backup to disk.
If you want more info about moving your files, go to following page for a step by step tutorial :
http://ipod.about.com/gi/dynamic/offsite.htm?zi=1/XJ&sdn=ipod&cdn=gadgets&tm=228&f=00&su=p284.9.336.ip_p504.1.336.ip_&tt=2&bt=0&bts=0&zu=http%3A//docs.info.apple.com/article.html%3Fartnum%3D304814
Good luck