1. Press "Load Media" button to load video file to the player.
  2. Press "Load Text" button to load subtitle file (line by line subtitle) to the list.
  3. Select a line in list.
  4. Choose "Start Time" or "End Time" radio.
  5. Play the video.
  6. Press "Mark" button to mark the seek time of video to subtitle start time or end time.
  7. Press "Export TXT" button will export TXT for this web application only.
  8. Press "Export SRT" or "Export ASS" button will export SRT or ASS subtitle format respectively.