example on a stereocapable display without shutterglases
Linux joystick example (2 normal axes, 1 axis not deliver zero when released)
Linux 3D joystick example (Micro$oft sidewinder 3D Pro, disabling 4. axis)
Spaceball/joystick example
Xinput example (dialbox and magellan)
Here is a simple VRML example, if you want to play with input devices.