An Apple Computer Prank

This is a prank that will get people very frusterated!!

Step 1: Things Needed

You need one apple computer.

Step 2: Keyboard

Look at the key board and press the 3 buttons on the bottom left, while holding them down, press the key 8 at the top of the keyboard.

Step 3: HAHAHA

This now turns the screen into a negative resolution.   (to undo repeat step 2)