var http_request = false;
	
function makePOSTRequest(url, parameters, divBox, load, requestTwo) {
	http_request = false;
	if (window.XMLHttpRequest) { // Mozilla, Safari,...
		http_request = new XMLHttpRequest();
		if (http_request.overrideMimeType) {
			http_request.overrideMimeType('text/xml');
			// zu dieser Zeile siehe weiter unten
		}
	} else if (window.ActiveXObject) { // IE

		try {
			http_request = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try {
				http_request = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {}
		}
	}

	if (!http_request) {
		alert('Ende :( Kann keine XMLHTTP-Instanz erzeugen');
		return false;
	} 
		
	if(load == 'onLoading') {
		onLoading();
	} else {	
		if(load) {
			document.getElementById(load).innerHTML = '<div class="loading"></div>';
		}
	}

	
	http_request.onreadystatechange = function() { alertInhalt(divBox, requestTwo); }
	http_request.open('POST', url, true);
	http_request.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
	if(parameters == "") {
		http_request.send(null);
	} else {
		http_request.send(parameters);
	}

}

function alertInhalt(divBox, requestTwo) {
	if (http_request.readyState == 4) {			
		if (http_request.status == 200) {
			result = http_request.responseText;
			document.getElementById(divBox).innerHTML = result; 

			if(requestTwo) {
				requestTwoFunction(requestTwo);
			}

		} else {
			alert('Bei dem Request ist ein Problem aufgetreten.');
		}
	}

}