Make A cool virus !

By follow this thread You can make a virus (not harmful) and do prank with your friends.
What do You Need?
Just need a Notepad.

HOW TO MAKE?
1. Copy the below code.




2. And paste it to a notepad and save as file.bat
[Be careful that you can choose any name but extension must be .bat and 1 thing you have to remember that save as type must be all Files.]

3. After saving with .bat extension, just run the file by clicking on it.

4. Now the magic begins in front of u.

How to recover from this prank?

Just restart the machine and all the virus effect will be gone.
That's it.


Note:You can check himself then just restart your machine. And your machine is then in previous state.