function MoveClockHand(entityID, jointIndex){	
	print("Tick on joint index number "+jointIndex);
	jointRot = Entities.getAbsoluteJointRotationInObjectFrame(entityID,jointIndex); // get current rotation of the joint
	entRot = Quat.safeEulerAngles(jointRot); // convert to Euler
	parentRot = Quat.safeEulerAngles(Entities.getEntityProperties(entityID, "rotation"));
	entRot.x = parentRot.x; // get parent's x and y
	entRot.y = parentRot.y;
	entRot.z -= 6;// (entRot.z - 6)%360; // Increase it by 1 clock unit
	//print(entRot.z);
	newRot = Quat.fromVec3Degrees(entRot); // generate a quaternion from the euler
	Entities.setAbsoluteJointRotationInObjectFrame(entityID, jointIndex, newRot);
}

var clockFaceUID = "6dc15ccf-d5e0-4636-9adf-76a047a5befa"; //; Set to match the UID of the clock please
var secondJointIndex 	= Entities.getJointIndex(clockFaceUID, "jointSecond");
var minuteJointIndex 	= Entities.getJointIndex(clockFaceUID, "jointMinute");
var hourJointIndex 		= Entities.getJointIndex(clockFaceUID, "jointHour");

var secondHandTimer = Script.setInterval(function() { MoveClockHand(clockFaceUID, secondJointIndex); }, 1000);
var minuteHandTimer = Script.setInterval(function() { MoveClockHand(clockFaceUID, minuteJointIndex); }, 3000);
var hourHandTimer = Script.setInterval(function() 	{ MoveClockHand(clockFaceUID, hourJointIndex); }, 6000);

//6dc15ccf-d5e0-4636-9adf-76a047a5befa