Super_Nova said:yeah actually. A USB TV tuner/video capture device would work.
http://www.newegg.com/app/ViewProductDesc.asp?description=15-100-115&depa=0
This is assuming your laptop does not already have a video in jack. But that's unlikely though some were made with them.
Super_Nova said:-deleted-
The device i showed you uses USB2.0. If you don't have 2.0 on your laptop i'm not sure how well it will work.