how do i make a tv show a live video?

i need help working out how i can make it so every time i click a the t.v. it changes the image inside the t.v. to what ever the camera is looking at and i don't mean like screen shots i want it to be like video

This is NOT an ask and give service.

However, what you need is this FREE MODEL here:

http://www.roblox.com/RI-TV-Insert-Via-Plugin-item?id=145075164