Hide folder in S40 mobile

It is So Simple And Few Step Trick

1. Make a folder named with the Extention ".jad" (without quotes).
2. Copy All Your Data to That Folder Which You Want To Hide.
3. Now Make a New Folder with The Same Name But with The Extention  ".Jar"
4. As You Give The Name So Your Folder With .jad Extention Automatically Got Hidden.
5. To Get Back Your Hidden Folder Simply Delete The folder Having .jar Extention