JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://www.holzhaus-dresden.de/wp-content/themes/ecobiz/js/swfobject.js"></script>
<div id="ytapiplayer">
    You need Flash player 8+ and JavaScript enabled to view this video.
</div>

JavaScript

var params = { allowScriptAccess: "always" };
    var atts = { id: "myytplayer" };
    
    var video = swfobject.embedSWF("http://www.youtube.com/v/elvOZm0d4H0?enablejsapi=1&playerapiid=ytplayer&version=3&rel=0&autoplay=1&controls=1","ytapiplayer", "450", "250", "8", null, null, params, atts);
    
    XXXXX.addEventListener("onStateChange", function(state){
        if(state === 0){
            alert("Stack Overflow rocks!");
        }
    });