Simple Chat app
<!-- minified snippet to load TalkJS without delaying your page -->
<script>
(function(t,a,l,k,j,s){
s=a.createElement('script');s.async=1;s.src="https://cdn.talkjs.com/talk.js";a.head.appendChild(s)
;k=t.Promise;t.Talk={v:3,ready:{then:function(f){if(k)return new k(function(r,e){l.push([f,r,e])});l
.push([f])},catch:function(){return k&&new k()},c:l}};})(window,document,[]);
</script>
<!-- container element in which TalkJS will display a chat UI -->
<div id="talkjs-container" style="width: 90%; margin: 30px; height: 500px">
<i>Loading chat...</i>
</div>