HOW-TO: Get music OFF your iPod - Engadget - click here
"Get the tunes off with a PC
On the PC side we picked like the full-featured (and free) ephPod. ephPod can download news, get Outlook contacts, edit your calendar, add songs and few dozen other useful things—but for us, the best feature is a simple file export to get your songs off your iPod. The PC does not need to be the authorized machine for your iPod."
Copy Songs From iPod to Windows