You must have seen different methods to hide your folders, but I am showing you a real kool method which can make folder invisible.
Keep Folders Hidden

1. first create a new folder somewhere on your hard drive
2. When you name it hold down "Alt" and press "0160" this will create and invisible space so it will appear as if it has no name.
3. Then right click in and select "Properties" select the tab "customize" and select "change icon" scroll along and you should a few blanc spaces click on any one and click ok when you have saved the settings the folder will be invisible to hide all your personal files