Rear projection film will prove to add video for your storefront or any glass window in only minutes. Use any standard projector with this projection film to have an amazing visual expereince. Give a ProFoil touch foil to include touchscreen interactivity.
Both technologies affect glass with integrated transparent adhesive layer.
http://www.rearprojectionfilms.com
http://www.dailymotion.com/video/x531xdq_rear-projection-film-and-touch-foil-technology-on-glass_creation