function lightsOn() {
	var fabrica = document.getElementById('fabrica3d');
	if (fabrica)
		fabrica.src='/img/3dCatisa_on.jpg';
}

function lightsOff() {
	var fabrica = document.getElementById('fabrica3d');
	if (fabrica)
		fabrica.src='/img/3dCatisa_off.jpg';
}