don't show so much flashing in progress dialog during gap fill
don't show so much flashing in progress dialog during gap fill

nakijun/vtp,nakijun/vtp,nakijun/vtp,seanisom/vtp,nakijun/vtp,markraz/vtp,markraz/vtp,markraz/vtp,seanisom/vtp,seanisom/vtp,seanisom/vtp,seanisom/vtp,markraz/vtp,markraz/vtp,nakijun/vtp