It allows you to listen your music without intro or outro

finallyniceopenings.js

var timeend = prompt("Write Your Time Where You Want To End")
var timestart = prompt("Write Your Time Where You Want To Start")
var vid = $(".html5-main-video.video-stream");

    setInterval(() => {
        if (vid.currentTime > timeend)
{
vid.currentTime = timestart
}}, 100);