@arr = split('/',$datagram1);
      $arr_length = @arr;
      $new_photo = $arr[$arr_length-1]."";
      
      print "Open #".$new_photo."#\n";
      sleep(3);
      system("killall shotwell");
      #$new_photo = "DSC_0198.JPG";
      system("shotwell $new_photo &");

      print "test\n";