/// <summary>
/// Images from URL. This is the event handler the model sends when a new image is ready.
/// It also attempts to save the image to Isolated Storage
/// </summary>
/// <param name="stream">The stream.</param>
public void ImageFromUrl(object o, StorageStream e)
{
// Extract the stream from the event args update Image control
StorageStream s = e;
BitmapImage image = new BitmapImage();
image.SetSource(s);
ImageSource = image;
// Save it to Isolated Storage
dataModel.Save(s);
s.Close();
}