- casper-reconfigure /root gnome-power-manager
- chroot /root su $USERNAME -- gconftool-2 -s -t bool /apps/gnome-power-manager/can_hibernate false
+# casper-reconfigure /root gnome-power-manager
+ chroot /root sudo -u "$USERNAME" gconftool-2 -s -t bool /apps/gnome-power-manager/can_hibernate false
+ chroot /root sudo -u "$USERNAME" gconftool-2 -s -t bool /apps/gnome-power-manager/can_suspend false