(1)Create a new folder in system,where you want.
(2)Right click on newly created folder and select rename,erase all and put pointer there.(rename box)
(3)Now,press and hold ALT key and type 0160 by your number pad.
(4)Leave the ALT key and press enter.
(5)It's done,your nameless folder is ready
How it's work
Everybody wants to know that how it's work..By this method(press and hold ALT and then type 0160)one space will create.It's clear that here space show it's magic.you can create two space by follow this method two times.