Datebook
•Delete After — sets the amount of time Datebook waits to delete an event after it occurs.
•Time Shift — lets you shift the times of all Datebook events. This is useful if you are traveling to a different time zone.
•Alert Timeout — sets the amount of time a tone continues to sound when you receive a message notification, call alert, or Datebook reminder.
•Clock — controls whether the time and date appear on the idle screen; sets time and date format; sets year.