private async Task<List<Tariff>> GetTariffs(IBrowser browser, CancellationToken ct)
		{
			await browser.Select("#spsr-calculator-form a.btn[onclick='calculate()']", ct);
			browser.Click();

			if (!await browser.WaitForAjax(10000, ct))
				throw new TimeoutException("Failed to wait for tariffs");

			var tariffsResponse = (await browser.ExecuteJs("return fragma.modules.tariffs.getTariffs()", ct) as IList);
			var sTariffs = new List<string>();
			foreach (var c in tariffsResponse)
				sTariffs.Add(c.ToString());

			var tariffs = new List<Tariff>();
			foreach (var tariffOptions in sTariffs.Chunk(3))
			{
				var tariff = new Tariff();
				var opts = tariffOptions.ToArray();
				tariff.ProviderType = TariffProviderType.SPSR;
				tariff.SubProviderName = opts[0];
				tariff.Price = decimal.Parse(opts[1].Split(' ').FirstOrDefault(), CultureInfo.InvariantCulture);
				tariff.DeliveryMethod = DeliveryMethod.ToTerminal;
				var times = opts[2].Split('-');
				var min = TimeSpan.Zero;
				min = new TimeSpan(int.Parse(times[0].Trim()), 0, 0, 0);
				var max = min;
				if (times.Count() > 1)
				{
					max = new TimeSpan(int.Parse(times[1].Trim()), 0, 0, 0);
				}
				tariff.MinDeliveryTime = min;
				tariff.MaxDeliveryTime = max;
				tariff.DeliveryTime = max;
				tariffs.Add(tariff);
			}

			return tariffs;
		}