JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://brandonaaron.net/javascripts/plugins/mousewheel.js"></script>
<div id="box">
    hello<br />
    hello<br />
    hello<br />
    hello<br />
    hello<br />
    hello<br />
    hello<br />
    hello<br />
    hello<br />
    hello<br />
    hello<br />
</div>

JavaScript

$('#box').bind('mousewheel', function(event, delta) {
    //alert(delta);
    var dir = delta > 0 ? 'Up' : 'Down',
    vel = Math.abs(delta);
    alert(dir + ' at a velocity of ' + vel);
    return false;
});