How to protect pictures/music on sony ericsson?

[MrsPeteWentz]

I have a sony ercisson W910i and i want to put a pass code on my music photos etc so everytime someone goes to look at them they have to enter a code how do i do that?

Thanks but it still dosent work, when i go into music or photos i dont have to enter a pass code.? :/

[Sepehr]

go to menu... setting.... locks....phone lock

[Sepehr]

go to menu... setting.... locks....phone lock