public void move() {
		
		
		
		if ((y + randomSpread < height - randomSpread) && (y - randomSpread > randomSpread)) {
			y = randomizer.nextInt(((y + randomSpread) - (y - randomSpread)) + 1) + y - randomSpread;
		} 
		else if ((y + randomSpread) > (height - randomSpread)) {
			if (y > randomSpread) {
				y = randomizer.nextInt(y - randomSpread + 1) + randomSpread;
			}
		}
		else {
			y = randomizer.nextInt(((height - randomSpread) - randomSpread) + 1) + randomSpread;
		}
		
	}