How do i sync my ipod touch onto another computers itunes without losing all the data?

Okay so i got the new iPod touch 4 Generation the other day but couldn't download itunes because my laptop has some issues and is getting fixed. But i cant wait till it gets fixed to I want to set it up on my Dad's laptop, and then I want to transfer iTunes onto my laptop. But the problem is I don't... show more Okay so i got the new iPod touch 4 Generation the other day but couldn't download itunes because my laptop has some issues and is getting fixed. But i cant wait till it gets fixed to I want to set it up on my Dad's laptop, and then I want to transfer iTunes onto my laptop. But the problem is I don't know how to transfer the itunes onto my laptop.
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