You can also set the wallpaper for the Main View in the Phone application (see “Selecting wallpaper for the Phone application” on page 147) and the background for the Calendar’s Agenda View (see “Customizing display options for your calendar” on page 109).
Aligning the screen
Occasionally, your Treo screen may need to be readjusted. If this occurs, you may see the wrong feature being activated when you tap the screen. To fix the problem, you can align the screen any time.
1.Go to Applications 
and select Prefs 
.
2.Select Touchscreen.
3.Follow the onscreen instructions.
4.Select Done.
Changing the system color scheme
1.Go to Applications 
and select Prefs 
.
2.Select Color Theme.
3.Select a color scheme.
4.Select Done.