---------------------------- MOUSE ---------------------------

 These values show you the mouse data when the mouse was last 
 clicked on (while any Gui4Cli window was active). 

 MOUSE.X         mouse x position in screen
 MOUSE.Y         mouse y position
 MOUSE.WX        x position inside currently active window
 MOUSE.WY        y position inside currently active window
 MOUSE.COLOR     Color number of pixel at mouse position