Phone Unlocking file locker

[simpsons344]

hey everone i want to no if thir is anything i can put on my fone to lock files and when you click the file it says put passcode in anyone no of sutch a thing

 

[karldixon1986]

what make and model phone is it. There is jave software about that will encode the file so it cant be opened until its been decoded with a password. I had a program called i-lock on my sony ericsson k800i

 

[sheligalo]

Any chance of linking us to that software?