   Setting OpenGL program as screensaver
  I've got a few example programs I was looking at using OpenGL (even though I have yet to still learn C++;)) and I was wondering how I can use these for screensavers.   
  Rename the .exe file to an .scr file and move it into the appropriate directory. I'm not certain which one this is, simply search for other .scr files to find that directory.;  Its a bit more complicated than that if you want to make your screen saver configurable.  MSDN has a whole article on Handling Screen Savers.   ;  try this and this