holding down the Alt key, then typing numbers on numeric keypad (right on the keyboard), you can create special characters. If you hold down the Alt key and press 1, then let go, you got the ASCII character you try a few numbers randomn. This goes all the way up to 255 Open a DOS window and type md (ALT 1 9 4) nogle word. MD is the DOS command to make a directoy, now try to open the folder in Windows, you can not. To open it, type ren (ALT 1 9 4) a few words about words (REN is the DOS command to rename).