Alright. Finally something i am experienced in.
Have you ripped the video to your computer? What file type is it? Do you have a dvd burner for sure in your computer. Not just a CD burner? Are you trying to burn to a DVD-RW or DVD-R??
Answer those questions please and we will have this solved in no time at all!
-The G
Edit: Ok I see that it is an AVI file type. So answer the other questions please!!
Oh and what OS do you have? Winows XP? Vista?