var req = createXMLHttpRequest();
 
function createXMLHttpRequest() {
   try { return new XMLHttpRequest(); } catch(e) {}
   try { return new ActiveXObject("Msxml2.XMLHTTP"); } catch (e) {}
   try { return new ActiveXObject("Microsoft.XMLHTTP"); } catch (e) {}
   alert("XMLHttpRequest not supported");
   return null;
 }


function sendRequest() {
// **
// Hier die wichtigen Änderungen. Quelle und Ziel übermitteln


	if (req==null) {
    alert ('Dein Browser unterstützt das XMLHttpRequest Objekt nicht!');
    return;
  	}
	
	  	var url = "typo3conf/ext/jcb_maching/ajax/func_faechergruppe.php";
  		var data2send = "";
   
   		data2send = "s="+escape(document.getElementById('tx-jcbmaching[faechergruppe]').value);
   		//data2send += "&st="+escape(document.getElementById('tx-jcbstelle-angebot[stellenangebot_id]').value);
		
	req.open("POST", url, true);
 	req.onreadystatechange = handleResponse;
	req.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
	req.send(data2send); 
	}

function handleResponse() {
	
  if(req.readyState == 4)
  {
	 if (req.status == 200) 
    	{
	   var response = req.responseText;
	 	document.getElementById('studiengang').innerHTML =  response;
	   	} else {
      	alert("There was a problem accessing the server: " + req.responseText);
		}
  } else {
	  document.getElementById('studiengang').innerHTML = "Loding ... Anfrage an Server weitergeleitet..."; //interactive
  }
}