su to root via script

From: Orjan Persson <orjan.persson_at_uddeholm.se>
Date: Fri, 30 Aug 1996 11:43:05 +0100

Is there ANY way to from within a script su to root without having to type in
the password..........???
Received on Fri Aug 30 1996 - 13:09:40 NZST