click.html

<html>

<head>

<style>
        #d1 {
                width: 40px;
                height: 40px;
                border:1px solid black;
                background-color: #e5e5e5;
                text-align: center;
        }

</style>

</head>

<body>

        <div id="d1">Click me</div>

        <script>

                document.getElementById("d1").addEventListener("click", function(event) {
                        console.log("click fired");
                        console.log("x: " + event.screenX + ", y: " + event.screenY);
                        gEvent = event;
                }, false);

        </script>

</body>
</html>