Windows 8 api sample geting lat/lon

gistfile1.txt

            (new Windows.Devices.Geolocation.Geolocator()).getGeopositionAsync().then(function(pos){

                // If lat/lon not available, just use a default
                pos = pos || { coordinate: { latitude: 39, longitude: 76, accuracy: 42 } };
                $("#latlon").text(
                    "lat=" + pos.coordinate.latitude + ", lon=" + pos.coordinate.longitude +
                    ", accuracy=" + pos.coordinate.accuracy+
                    ", addr=" + (pos.civicAddress.city || pos.civicAddress.state || pos.civicAddress.postalCode)
                );

                // Get the weather associated with this lat/lon

     
            });