Package xbindkeys

Binds keys or mouse buttons to shell commands under X

http://www.nongnu.org/xbindkeys/

xbindkeys is a program that allows you to launch shell commands
with your keyboard or mouse under X. It links commands to keys
or mouse buttons using a simple configuration file, and is
independent of the window manager.

General Commands
Command Description
xbindkeys a grabbing keys program for X
xbindkeys_show a program to show the grabbing keys used in xbindkeys