public static void initResolutions() {
		for (int i = 0; i < AVAILABLE_WIDTHS.length; i++) {
			AVAILABLE_RESOLUTIONS[i] = AVAILABLE_WIDTHS[i] + "x" + AVAILABLE_HEIGTHS[i];
		}
		
		for (int i = 0; i < 127; i++) {
			AVAILABLE_KEYS[i] = String.valueOf((char) i);
		}
	}