List<Location> GetLocations()
        {
            locations = new List<Location>();
            Location location = new Location();
            location.Id = Guid.NewGuid();
            location.Name = "Work";
            location.Address = "One Microsoft Way";
            location.City = "Redmond";
            location.State = "WA";
            location.Latitude = 47.639767;
            location.Longitude = -122.129755;
            location.ZipCode = "98052";
            locations.Add(location);

            location = new Location();
            location.Id = Guid.NewGuid();
            location.Name = "Home";
            location.Address = "123 Main";
            location.City = "Seattle";
            location.State = "WA";
            location.Latitude = 47.599903;
            location.Longitude = -122.333728;
            location.ZipCode = "98104";
            locations.Add(location);
            return locations;
        }
 public static Uri MakeLocationEditViewUri(Location location)
 {
     string uri = string.Format("/Views/Location/EditLocationView.xaml?{0}={1}",
             LocationIdQueryParam, location.Id); 
     return new Uri( uri , UriKind.Relative);
 }