That's the problem right there. You probabaly Bricked it. Apple won't fix it, as you voided the warranty when you Jailbroke your iPod Touch. If you System Restore it, you might have a chance of fooling Apple.
[04:34] <siku> i can already tell you 2 are awful since piratez is a terrible clan that cares about post count above everything else
did you get a disc with the touch if you did then try installing the disc onto your computer and then sync. but you would have to go to setting are click sync.