private void addOthers(int xGap, int yGap) {
		if (xGap < 20)
			xGap = 20;
		if (yGap < 20)
			yGap = 20;

		for (int x = 0; x < panel.getWidth(); x += xGap) {
			for (int y = 0; y < panel.getHeight(); y += yGap) {
				add(new Point(x, y));
			}
		}
	}