var d=new Date();
y0 = d.getYear();

if (y0 < 100){
	y0 = y0 + 2000;
	y1 = y0 - 1;
	y2 = y - 1;
} else if (y0 < 1000) {
	y0 = y0 + 1900;
	y1 = y0 - 1;
	y2 = y1 -1;
} else {
	y1 = y0 - 1;
	y2 = y1 - 1;
}

document.write(y2 +", "+ y1 +", "+y0);