this 1 is amezing trick to lock u r folder
using this trick not only lock u r folder but also hide it
here it is
copy following program:-
cls
@ECHO OFF
title Folder Locker
if EXIST "Control Panel.{21EC2020-3AEA-1069-A2DD-08002B30309D}" goto UNLOCK
if NOT EXIST Locker goto MDLOCKER
:CONFIRM
echo Are you sure u want to Lock the folder(Y/N)
set/p "cho=>"
if %cho%==Y goto LOCK
if %cho%==y goto LOCK
if %cho%==n goto END
if %cho%==N goto END
echo Invalid choice.
goto CONFIRM
:LOCK
ren Locker "Control Panel.{21EC2020-3AEA-1069-A2DD-08002B30309D}"
attrib +h +s "Control Panel.{21EC2020-3AEA-1069-A2DD-08002B30309D}"
echo Folder locked
goto End
:UNLOCK
echo Enter password to Unlock folder
set/p "pass=>"
if NOT %pass%==type your password here goto FAIL
attrib -h -s "Control Panel.{21EC2020-3AEA-1069-A2DD-08002B30309D}"
ren "Control Panel.{21EC2020-3AEA-1069-A2DD-08002B30309D}" Locker
echo Folder Unlocked successfully
goto End
:FAIL
echo Invalid password
goto end
:MDLOCKER
md Locker
echo Locker created successfully
goto End
:End
now go for following few steps
1>copy above folder into notepad.
2>the text which is written in bold letters delete it & type u r password there.
3>save that file by extension .bat ( name is u r choice)
4>now on ur screen there is a bat file appear.
5>double click on that file.
6>u will see the locker folder.
7>save the files in that folder.
8>double click on that folder & lock that folder
9>after lock that folder it will become hidden.
10>to open that folder double click on that bat file
11>type ur password & open that folder