Lock Folders without Softwares

Suppose you want to lock the folder Games in D: which has path D:\
1.Open notepad and type
ren Games Games.{21EC2020-3AEA-1069-A2DD-08002B30309D}
Now Save this text file as "Location.bat" in the same drive [ D:\ ]

2.Now Open notepad again and type
ren Games.{21EC2020-3AEA-1069-A2DD-08002B30309D} Games
Now save this text file as "Key.bat" in the same drive

3.Now two batch files are created Location and Key.  Now  double click Location.bat and the folder will change to control panel such that you cannot view its Contents .Double click key.bat and you'll get back your original folder .
Pls. leave ur comments here after trying...!