[ChrisA]

Originally Posted by Texan

It's kind of too late for this season, but for future reference http://www.aircable.net/ sells cables that can communicate at up to 30 ft wirelessly. One side has to be plugged into a wall, but the other can be attached just like a normal serial cable with no extra battery drain. They don't require any special configuration of the software either. I don't actually have them, so I can't verify that they are a legitimate company, but just in case anyone wants to give it a try.

Looks pretty cool. I don't like the price much and I'm pretty confident that you could find cheaper than that, though don't quote me on that.
http://www.store.yahoo.com/aircable/aise.html