How to Allow or Prevent the Color Scheme to be Changed in Vista
This will show you how to allow or prevent the Color Scheme in the Apearance Settings window to be changed for all users. By default, the color scheme is allowed to be changed.This is for the Windows Aero (All Vista editions except Home Basic), Windows Vista Standard (Only the Vista Home Basic edition), Windows Vista Basic, Windows Standard, Windows Classic, High Contrast White, High Contrast Black, High Contrast #2, and High Contrast #1 color scheme options depending on your edition of Vista.
EXAMPLE: Color Scheme Set to Allow and Prevent from being Changed
NOTE: For how to change these settings, see: How to Change the Color Scheme in Vista
Through the Local Group...