client/harness.html

<!DOCTYPE html>
<html style="height:100%">
<head>
    <title></title>
</head>
<body style="height:100%">
    <iframe id="testFrame" style="width: 100%; height: 100%; position: absolute; top: 0; left: 0; border: none"></iframe>

    <script type="text/javascript">
        (function(){
            function parseQuery() {
                if(location.href.indexOf('?') < 0){
                    return {};
                }
                var qs = location.href.substring(location.href.indexOf('?') + 1);

                var query = {};
                var split = qs.split('&');
                for(var i = 0; i < split.length; i++) {
                    var kvp = split[i].split('=');
                    query[decodeURIComponent(kvp[0])] = decodeURIComponent(kvp[1]);
                }

                return query;
            }

            function getBaseURL () {
               return location.protocol + "//" + location.hostname;
            }

            var query = parseQuery();
            var host = query.host || (getBaseURL() + ':4500');
            if(host.indexOf('://') < 0){
                host = 'http://' + host;
            }
            var harnessHost = window.harnessHost = host;

            document.write('<scr' + 'ipt type="text/javascript" src="' + harnessHost + '/vendor/jquery.js"></scr' + 'ipt>');
            document.write('<scr' + 'ipt type="text/javascript" src="' + harnessHost + '/vendor/jquery.cookie.js"></scr' + 'ipt>');
            document.write('<scr' + 'ipt type="text/javascript" src="' + harnessHost + '/vendor/augment.js"></scr' + 'ipt>');
            document.write('<scr' + 'ipt type="text/javascript" src="' + harnessHost + '/nowjs/now.js"></scr' + 'ipt>');
            document.write('<scr' + 'ipt type="text/javascript" src="' + harnessHost + '/client.js"></scr' + 'ipt>');
        })();
    </script>
</body>
</html>