public void TestRadialSearch ()
		{
			PoIInterface pInterface = new PoIInterface (POI_DP_URL);			
			var list = pInterface.RadialSearch (new Location (1, 1), 1000f);
			Assert.Greater (list.Count, 0);

			var list2 = pInterface.RadialSearch (new Location (1, 1), 1000f, 1);
			Assert.AreEqual (1, list2.Count);
		}
		static void Search ()
		{
			PoIInterface poi = new PoIInterface (POI_DP_URL);
			var list = poi.RadialSearch (new Location (1, 1), 20000, 2);
			Console.WriteLine (list [0].FwCore);
		}