public void move(int x, int y) {
		boolean test = false;
		if (test || m_test) {
			System.out.println("Coordinate :: move() BEGIN");
		}
		// used by Othello class to iterate in a direction
		// when capturing peices or checking if a move
		// is valid.
		m_X += x;
		m_Y += y;

		if (test || m_test) {
			System.out.println("Coordinate :: move() END");
		}
	}