private static boolean isThereACommonRoad(ArrayList<Road> roadList1, ArrayList<Road> roadList2)
	{
		for (int i = 0; i < roadList1.size(); i++)
		{
			for (int j = 0; j < roadList2.size(); j++)
			{
				if (roadList1.get(i).equals(roadList2.get(j)))
					return true;
			}
		}
		return false;
	}