A technique for hiding a folder

Today i show you how you hide a folder withing a technique. lets follow the instruction:---------
1. rename the folder which you want to hide with Alter+0160.
so you'll see that the folder renamed blankly that there is nothing.

2. now go to properties by click right button.
3. and change the icon by clicking on customize tab.

4. then chose from those icons "BLANK ICON" which is situated on 13th column in Windows Xp and 7.

5. click Apply and ok.
you see now there is nothing.
for unhidden you use another icon.
thanks