public static Color getRiverColor (int wwTopLevel) {
		
			if (wwTopLevel == 2)
				return Color.decode("0xC0FFC0");
			if (wwTopLevel == 3)
				return Color.decode("0x80FF80");
			if (wwTopLevel == 4)
				return Color.decode("0xFFFF60");
			if (wwTopLevel == 5)
				return Color.decode("0xFFA0A0");
			if (wwTopLevel == 6)
				return Color.decode("0xFF8080");
	
		return Color.WHITE;
	}