private boolean isHorizontallyOccupied(HantoCell from, HantoCell to){
		boolean isOccupied = true;
		
		if (to.getX() < from.getX()){
			for (int i = from.getX() - 1; i > to.getX(); i--){
				if (findCell(i, to.getY()) == null){
					isOccupied = false;
					break;
				}
			}
		} else {
			for (int i = from.getX() + 1; i < to.getX(); i++){
				if (findCell(i, to.getY()) == null){
					isOccupied = false;
					break;
				}
			}
		}
		return isOccupied;
	}