Travel Technology - How to watch DVD from laptop on Hotel TV?

Question...how can I watch a dvd from my laptop on the hotel TV?

Assuming I have the A/V cables. Can I just buy a cheap universal remote that would work with a hotel TV to change its video input?

You might find some info in this fairly recent thread:

Feeding DVD's from a laptop to a hotel TV (http://www.flyertalk.com/forum/showthread.php?t=501862)