public contribution_view()
{
InitializeComponent();
this.contribution_canvas.Height = 250;
//this.contribution_canvas.IsManipulationEnabled = true;
this.contribution_canvas.ManipulationStarting += new EventHandler<ManipulationStartingEventArgs>(image_canvas_ManipulationStarting);
this.contribution_canvas.ManipulationDelta += new EventHandler<ManipulationDeltaEventArgs>(image_canvas_ManipulationDelta);
this.the_media.TouchDown += new EventHandler<TouchEventArgs>(the_media_TouchDown);
this.the_image.TouchDown += new EventHandler<TouchEventArgs>(the_image_TouchDown);
the_media.LoadedBehavior = MediaState.Manual;
the_media.ScrubbingEnabled = true;
the_media.Volume = 100;
}