The new ipod nano 5th generation video to computer and DVD to ipod?

hey well i got my ipod nano 5th generation the one with the video camera.
i have heaps of videos that i have taken with it, but i dont no how to get those videos and put them in my computer. they wont show in my itunes wen i plug it in i dont get it, how do i get those videos and put them on my comp.

I also want to upload a home movie from a DVD to my PC and put it on my IPOD.

Can anyone please walk me through the steps. I have no clue what I am doing!

Well, let's tackle accessing your videos on your iPod (the ones you took with the iPod camera): Check here on Apple's support site: http://support.apple.com/kb/HT3837

As for your video on a DVD, that's a different matter that I'm not able to help out with, however others might be able to.