No map shown with a joomlage template

<div class="art-footer">
    <div class="art-footer-body">
        <script type="text/javascript" src="http://www.frispejderne.dk/components/com_joomlawatch/js/heatmap/heatmap.js"></script>
<script type="text/javascript" src="http://www.frispejderne.dk/components/com_joomlawatch/js/jdownloadurl.js"></script>
<script type="text/javascript">

    var urlBase = "http://www.frispejderne.dk/components/com_joomlawatch/heatmap.php";
    var clickDoc = (document.documentElement != undefined && document.documentElement.clientHeight != 0) ? document.documentElement : document.body;
    //        var w = clickDoc.clientWidth != undefined ? clickDoc.clientWidth : window.innerWidth;
    //        var h = clickDoc.clientHeight != undefined ? clickDoc.clientHeight : window.innerHeight;
    var w = screen.width;
    var h = screen.height;
    var xx;

    

    

    window.onload = function(){

        window.document.onclick = function(evt) {
            /*var screenHeight = window.screen.height;
            var screenWidth = window.screen.width;