public void rangerScanner_TransportFeedingState( object sender, EventArgs e )
{
lblStartupInfo.Visibility = Visibility.Collapsed;
System.Diagnostics.Debug.WriteLine( string.Format( "{0} : rangerScanner_TransportFeedingState", DateTime.Now.ToString( "o" ) ) );
lblNoItemsFound.Visibility = Visibility.Collapsed;
btnStart.IsEnabled = false;
btnClose.IsEnabled = false;
btnStopScanning.IsEnabled = true;
}