Lock website without use any software

Lock a website without useing any kind of software for Windows XP SP2 . So lets go and make this

1. Go to  Start menu on your comouter.
2. Select "Run" 
3. Tyte "c:/windows/system32/drivers/etc" thet press OK
4. Now you find a file named "hosts" 
5. Open it by "notepade"
6. Then you see something like this

7. Now type 127.0.0.2 "which wedsite do you went to lock"
8. As like " 127.0.0.2 www.facebook.com"

9.Atlast save it and look the change.

For Unlock

1. Open the "hosts" file
2. Then just delete than address which you want ot unlock and save agene.

Now try this and save your parsonal informetion

THANK YOU