You can change the background of your home screen.
Select Menu > > Display settings > Wallpaper.
Select Default and the wallpaper you want.
Select how you want to position the wallpaper on the home screen.
Show date and time
You can select to see date and time on the home screen of your phone.
Select Menu > > Time settings > Display of time and date > Show clock.
If you want your phone to update the time automatically, set Auto-update of date and time on. You may need to restart your phone for this setting to work.
Tip: You can also set your phone to show the time even in the idle mode. Select Menu > > Display settings > Standby screen > On.