o = open file
        f = fullscreen
        x = mark cut spot
        [ and ] = speed up and slow down
        BACKSPACE = reset speed
        < and > = frame by frame
        Left Arrow = Jump back 1 second
        Rightt Arrow = Jump forward 5 seconds

        

#use word.lst to search through subtitle file and get time stamps in seconds
grep -B 1 -iwf word.lst subtitle.srt |grep ':'|cut -d\, -f1|while read time;
do
echo "$time"| awk -F: '{ print ($1 * 3600) + ($2 * 60) + $3 }'
done