public static void welcome () {
		Main.first_name = Properties_Utils.get_prop("first_name");
		Main.last_name = Properties_Utils.get_prop("last_name");
		Main.fullname = Main.first_name + " " + Main.last_name;
		System.out.println("Hello " + Main.first_name + ", It's " + Utils.get_time());
		System.out.print("> ");
	}