Palm Tungsten Tungsten C Handbook page 391

Select On power off.
4.
Press Function
5.
Turn off and then turn on your handheld to enable this change.
NOTE
To automatically hide or mask records at a preset time:
Select Automatic.
1.
Tap the Automatically pick list and select either Mask Private Records or
2.
Hide Public Records.
Tap When box.
3.
Select On power off
+ Enter or tap OK.
,
Select Automatic
Select to mask or hide records
Tap box
Setting Personal Preferences
379