public CharController(String s) {
		if (s != null) {
			int diff = 4 - s.length();
			if (diff > 0) {
				for (int i = 0; i < diff; i++) {
					s = s + " ";
				}
			}
			s = s + " ";
			characterArray = new Array7x7[s.length()];
			theString = s;
		}
	}