public void updatePosition() {
		if (xPos < xDestination)
			xPos++;
		else if (xPos > xDestination)
			xPos--;
		if (yPos < yDestination)
			yPos++;
		else if (yPos > yDestination)
			yPos--;
		else if (xPos == xDestination && yPos == yDestination && isMoving==true)
		{
			customer.msgSemaphoreRelease();
			isMoving=false;
		}
	}