Jim sells a ppt with a little surface mount switch like this one:
https://www.sparkfun.com/products/97
I have a ton of them around.
I had problems with the solder joint breaking more so than shorting out from finger sweat. I'll post my solution someday that involves hot glueing a paperclip for strain relief, two layers of adhesive heat shrink and way too much hot glue.
Aloha,
-Eric