Easy fix (at least on a Unicomp Spacesaver):
Show Image
(http://geekhack.org/attachment.php?attachmentid=2227&d=1238862963)
Electrical tape - don't leave home without it.
Might as well change the leds (http://geekhack.org/showwiki.php?t=5649) while you're in there.
Yes, that was the solution indeed. I described how I found out about this problem in another thread. I would have preferred black electrical tape, but he only had the yellow one...just kidding.
The LEDs don't bother me at all. Most of the time there is none of three on. I use it on a MacBook, so apart from the very rare occasions that use the Caps Lock, they stay off.