retty amazing in its own right.
				Try <a target="_blank" href="https://sourceforge.net/projects/gazepointer/">GazePointer</a>.
			</p>
			<p>
				Eye gaze tracking requires significant calibration, and if the calibration is off,
				it's hard to use because you can't look where you want to look to interact with things.
				This is why I recommend head tracking (if that's an option for you),
				because then you can freely look around, and control the cursor <em>independently</em>,
				so if it gets offset