<html>
<head>
<script src="https://libs.baidu.com/jquery/1.10.2/jquery.min.js">
</script>
<script>
x=0;
$(document).ready(function(){
$("div").scroll(function(){
$("span").text(x+=1);
});
$("button").click(function(){
$("div").scroll();
});
});
</script>
</head>
<body>
<p>Try the scrollbar in the div</p>
<div style="border:1px solid black;width:200px;height:100px;overflow:scroll;">In my younger and more vulnerable years my father gave me some advice that I've been turning over in my mind ever since.
<br><br>
'Whenever you feel like criticizing anyone,' he told me, just remember that all the people in this world haven't had the advantages that you've had.'</div>
<p>Scrolled <span>0</span> times.</p>
<button>Trigger scroll event for the window</button>
</body>
</html>