-of regular and special key release callbacks, a joystick callback, a menu
-state callback (with one argument, distinct from the menu status callback
-which has three arguments), and a window status callback <br>
- (also with one argument). Unsupported callbacks are the three Spaceball
-callbacks, the ButtonBox callback, the Dials callback, and the two Tablet
+of regular and special key release callbacks, a joystick callback, a window
+status callback, window closure callbacks, a menu closure callback, and a
+mouse wheel callback. Unsupported callbacks are the three Spaceball
+callbacks, the ButtonBox callback, and the two Tablet