http://www.apple.com/itunes/download/
if you can access itunes on your phone you can download music through there ,but if not you can use itunes on your computer , download them through there and synchronise your iphone with your computer.
You have to download iTunes then plug your iPod onto the computer
You do not need to restart your computer to download iTunes but you may be prompted to restart after you have installed it.
You can download it on iTunes.
iTunes for the computer is very different than the iTunes that you have on your iPod Touch. You can only have the iTunes from your computer when you download it for your PC (not for the Mac, there are two separate iTunes softwares) from Apple's website.
Yes - go to http://www.apple.com/itunes.
Download itunes to your computer and then download a song from itunes store to itunes then hook up your ipod and your done
Download iTunes
you can og into your itunes account from the other computer
Plug you iPod into your computer after you install iTunes and sync it.
sync you Iphone with your Itunes library.
If you have a windows computer you can still download itunes for free. I downloaded itunes on my hp a week ago for free. Just go to the itunes website and you should see an icon on the side that says free download.