You can install our site as a web app on your iOS device by utilizing the Add to Home Screen feature in Safari. Please see this thread for more details on this.
Note: This feature may not be available in some browsers.
Aren't the "door handles" on our Xes basically a plate adhered to a surface? I seem to recall that it's really just a flat-ish piece of metal. I suppose it needs to be conductive though for the touch sensor to work.