Originally Posted by
b00gers
They make locks for just what you need. I dont know of a specific kit, but they exist. The 2 drawers on my desk locked...but its OEM

you can get those at home depot....drill a hole, cut a slot, screw it in.
edit:
http://jintay.manufacturer.globalsou...rawer-Lock.htm
or
http://www.eastloc.com/drawer_lock1.htm