Disable Touchpad

[Raquel]

My HP G70 has a touchpad that was able to be disabled using the
keyboard switch with Vista installed.  However, with Ubuntu Intrepid
installed the switch does not disable the touchpad.  Is there any way
in Ubuntu to accomplish that task?

-- 
Raquel
http://www.byraquel.com
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I am for freedom of religion, & against all maneuvres to bring about
a legal ascendancy of one sect over another.

  --Thomas Jefferson