var VideoCapture = (function(){
   function VideoCapture() {}
   VideoCapture.prototype.captureVideo = function(callback)
   {
     var onCaptureSuccess = function(video)
     {
       if (callback) callback(video);
     }
     var onCaptureFail = function(message)
    {
      alert('Video Capture Failed: ' + message);
    }
    navigator.device.capture.captureVideo(onCaptureSuccess, onCaptureFail,{});
}
  return VideoCapture;
})();