$(window).scroll(function() {
var scroll = $(window).scrollTop();
if (scroll >= 100) {
$("#audioplayer").addClass("player");
} else {
$("#audioplayer").removeClass("player");
}
});
$(window).scroll(function() {
var scroll = $(window).scrollTop();
if (scroll >= 100) {
$("#audioplayer").addClass("player");
} else {
$("#audioplayer").removeClass("player");
}
});