Need help. How do I format an iPod Nano 4g to my computer?

[Fag]

Lolz. c: I like iTunes. But I use limewire. c;
Idc if I get viruses. I'll just system restore my computer.

[Rundeer]

Lolz. c: I like iTunes. But I use limewire. c;
Idc if I get viruses. I'll just system restore my computer.

Pirate Bitdefender 2010 or download AVG free.