hide folder in nokia java mobile without any software

follow the steps to hide folder in your nokia mobile.

1.go to your memory card or phone memory.

2.now create two folder.
hidden.ja
hidden.jad

3. move any photo,video or music files to hidden.jad

4.after moving the files just rename the folder hidden.ja to hidden.jar

that's all.now your folder hidden.jad was hide including all your files.if you want enable this folder just rename the folder hidden.jar to hidden.ja

Is the .ja and .jad extensions added by default when the folders are created?

yes they are added by default when the folders are created....