var nox = new function () {

    this.requests = new Array();
    this.defaultSettings = new Object();
    this.customSettings = new Object();

    this.setDefaultSettings = function () {
        this.defaultSettings.asynchronous = false; // <-- not yet used, calls are always synchronous
        this.defaultSettings.alertJavascript = false;
        this.defaultSettings.compressJavascript = false; // <-- not yet used, can be set in NOX.vb instead. Search for .WriteAttributeString("compress")
    }

    this.setDefaultSettings();

    this.state = new Object();
    this.state.timesToUseCustomSettings = 0;

    this.information = new Array();
    this.information.version = 1.0;
    this.information.lastChanged = new Date();
    this.information.lastChanged.setDate(28);
    this.information.lastChanged.setMonth(12 - 1);
    this.information.lastChanged.setFullYear(2008);
    this.information.lastChanged.setHours(0, 0, 0, 0);

    this.call = function (vbFunction) {
        var thisRequest = this.requests.push(new request(this.requests.length)) - 1;
        paramArray = new Array();
        if (arguments.length > 1) {
            for (var i = 1; i < arguments.length; i++)
                paramArray.push('argument' + (i - 1) + '=' + arguments[i]);
        }

        if (!this.defaultSettings.asynchronous) {
            var pars = new Array('rnd=' + Math.random(), 'vbFunction=' + vbFunction, paramArray.join('&'));
            //'settings=' + this.defaultSettings.toSource(),  < -- was removed from the line above because toString() does not work in IE

            document.getElementById("loadercontainer").style.display = 'block';


            this.requests[thisRequest].httpRequest.open('GET', 'nox/code/nox.aspx?' + pars.join('&'), false);
            this.requests[thisRequest].httpRequest.send(null);
            var response = this.requests[thisRequest].httpRequest.responseText;
            if (this.defaultSettings.alertJavascript) {
                alert(response);
            }
            eval(response);

        }
        else {
            alert('Asynchrone requests werken nog niet.');
            /*var pars = new Array('rnd=' + Math.random(), 'vbFunction=' + vbFunction, 'settings=' + this.defaultSettings.toSource(), paramArray.join('&'));
            this.requests[thisRequest].httpRequest.open('GET', 'nox/code/nox.aspx?' + pars.join('&'), true);
            this.requests[thisRequest].httpRequest.send(null);
            this.requests[thisRequest].httpRequest.onreadystatechange = function() {
            //alert(this.requests[thisRequest].httpRequest.readyState);
            alert('x'); // <!-- alert x werkt wel. De alert hierboven niet ...
            }*/
        }
    }

}

function request(index) {
	
	this.index = index;
	this.httpRequest = httpRequest();

}

function httpRequest() {
	try {
		// Firefox, Opera 8.0+, Safari
		return new XMLHttpRequest();
	}
	catch (e) {
		// Internet Explorer
		try {
			return new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e) {
			try {
				return new ActiveXObject("Microsoft.XMLHTTP");
			}
			catch (e) {
				alert("Your browser does not support AJAX!");
				return false;
			}
		}
	}
}