For unblocking and blocking websites

FOR BLOCKING

Do The Following :

For eg you want to block www.xyz.com !


* Open the folder C:\WINDOWS\system32\drivers\etc

* There you will find a file named HOSTS

* Click on the file and press SHIFT and now right click on it .

* From the right click menu select Open with .

* Now, select Notepad to open the file from the list !

* Now, in the file under the line 127.0.0.1 localhost add another line as 127.0.0.2 www.xyz.com.

* Now, File>>Save !

For unblocking just follow the same procedure vice versa...!!!!!