Lock a folder in win 7 or Xp

>>Make a folder in C drive Rename it as your wish gor eg "abc" without quotes
>>Now open command prompt(press windows+R)
>>Type "attrib +s +h C:\file name\ press Enter key [file name as u created i c drive.. eg abc]
>>This command will make folder invisible and it can't be seen even in hidden files and folders
>>T o make it visible again
                Type   attrib -s -h C:\file name\

Note:
Folder name is ur password..........
Now problem is that how to clear Run history, because it is visible to all.

See my next post