OK...do not laugh
,hey wait i did'nt tell U yet.Alright then,I saw this done on YOU TUBE and am going to try it on my ipod.
1. Take a piece of banana and smear it on the scratch area real well.
2. Take inside of banana peel and smear the banana goo that is already on shield with banana peel.
3. Take cotton cloth and wipe off goo.
4. Take windex or deluted vinegar and clean shield.
Saw this done and could not believe the results.