JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://blog.thomascsherman.com/wp-content/plugins/word-press-flow-player/flowplayer/flowplayer-3.1.4.min.js"></script>
<div id="foo" height="350" border="2">

test

test

</br>
    test

test

</br>
    test

test

</br>
    test

test

</br>
    test

test

</br>
    test

test

</br>
    
</div>

CSS

div { border: 2px solid blue; }

JavaScript

$(document).ready(function(){
   $("#foo").mousemove(function(e){
      window.xPos = e.pageX;
      window.yPos = e.pageY;
       alert("Position X = " + e.pageX + "Position y = " + e.pageY);
   }); 
});