145Deleting a World Clock Entry1. From the Home screen, tap ➔ Clock ➔ Worldclock ➔ ➔ Delete.2. Tap the city clocks you wish to delete.3. Tap Delete.StopwatchYou can use this option to measure intervals of time.1. From the Home screen, tap ➔ Clock ➔Stopwatch.2. Tap Start to start the stopwatch and tap Lap to mark a unitof time per lap.3. Tap Stop to stop the stopwatch.4. Tap Restart to continue or tap Reset to erase all timesrecorded.TimerYou can use this option to set a countdown timer. Use a timer tocount down to an event based on a preset time length (hours,minutes, and seconds).1. From the Home screen, tap ➔ Clock ➔ Timer.2. The min field is highlighted and set to 1 minute. Use thekeypad to set the number of minutes you want.3. Tap the hr field to set hours if desired. As you tap differentfields, they will become highlighted.4. Tap the sec field to set seconds.5. Tap Start to begin the timer and tap Stop to pause thetimer.6. After stopping, tap Restart to continue or tap Reset to setthe timer back to the original setting.ContactsYou can manage your daily contacts by storing their name andnumber in your Address Book. Address Book entries can besorted by name, entry, or group.You can also synchronize your phone Address Book with AT&TAddress Book, the network backup service.For more information, refer to “Contacts and Your Address Book”on page 56.