wsReceiver.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="utf-8">
    <title>WS Serial Receiver</title>
</head>

<body>
<script src="js/lib/jquery-2.1.4.min.js" type="text/javascript"></script>
<script>

var socket = new WebSocket("ws://localhost:8081");

function init(){
    initSockets();
}

function initSockets(){
    socket.onopen = openSocket;
    socket.onmessage = showData;
}

function openSocket() {
    console.log('socket open');
}

 function showData(result) {
    // when the server returns, show the result in the div:
    console.log('data received',result.data);
}

init();


</script>
</body>
</html>