public void Wander() { 
		Random rndGen = new Random();
		direction = rndGen.nextInt(9) + 1;
		
		switch (direction) {
		case 1:		x--;
					z--;
					break;
		case 2:		x--;
					break;
		case 3:		x--;
					z++;
					break;
		case 4:		z--;
					break;
		case 5:		break;
		case 6:		z++;
					break;
		case 7:		x++;
					z--;
					break;
		case 8:		x++;
					break;
		case 9:		x++;
					z++;
					break;
		}
	}