This computer prank will have your friends guessing for weeks on how you did it. Using your computers registry chagne the colors of all your windows and text to black and other colors unavailable in windows GUI interface.
- Click on the Start menu
- Select Run
- Type in REGEDIT. Click on Ok.
- Navigate to HKEY_CURRENT_USER\Control Panel\Colors.
- Change each value. The Data column holds the RGB value for all component shown here. For each listing that is not set to “0 0 0″ in the “Data” column, double-click on it and change it to 0 0 0 with spaces between the zeros.
- Click Ok.
- Close the Registry Editor.
- Restart the computer.

