<!doctype html>
<meta charset=utf-8>
<html>
<head>
    <title>Test Element Click</title>
    <style>
      div { padding: 0; margin: 0; }
      #trackPointer { position: fixed; }
      #resultContainer { width: 600px; height: 60px; }
      .area { width: 100px; height: 50px; background-color: #ccc; }
      .block { width: 5px; height: 5px; border: solid 1px red; }
    </style>
    <script>
        "use strict";
        var els = {};
        var allEvents = { events: [] };
        function displayMessage(mes