var resObjekt = null;
function erzXMLHttpRequestObject(){
	var resObjekt = null;
	try {
	resObjekt = new ActiveXObject("Microsoft.XMLHTTP");
	}
		catch(Error){
			try {
				resObjekt = new ActiveXObject("MSXML2.XMLHTTP");
			}
			catch(Error){
				try {
					resObjekt = new XMLHttpRequest();
				}
				catch(Error){
					alert("Erzeugung des XMLHttpRequest-Objekts ist nicht möglich");
				}
			}
		}
	return resObjekt;
}



function sndReqViss() {
	if(document.visitenkartensuche.string.value !=""){
		resObjekt.open('get', '/inc/ajax.php?query=visitenkarten&string=' + document.visitenkartensuche.string.value ,true);
		resObjekt.onreadystatechange = handleResponseViss;
		resObjekt.send(null);
	}
	else {
		document.getElementById("Mitgliederliste").style.visibility = "hidden";
	}
}
function handleResponseViss() {
	document.getElementById("Mitgliederliste").style.visibility = "visible";
	if(resObjekt.readyState == 4){
		document.getElementById("Mitgliederliste").innerHTML = resObjekt.responseText;
	}
}

function sndReqMBuch() {
	if(document.buchung.KOS.value !=""){
		document.getElementById("Mitgliederliste").style.visibility = "visible";
		resObjekt.open('get', '/inc/ajax.php?query=mgbuchung&string=' + document.buchung.KOS.value ,true);
		resObjekt.onreadystatechange = handleResponseMBuch;
		resObjekt.send(null);
	}
	else {
		document.getElementById("Mitgliederliste").style.visibility = "visible";
	}
}
function handleResponseMBuch() {
	document.getElementById("Mitgliederliste").style.visibility = "visible";
	if(resObjekt.readyState == 4){
		document.getElementById("Mitgliederliste").innerHTML = resObjekt.responseText;
	}
}

function sndReqAdHaBuch() {
	document.getElementById("MHA").style.visibility = "visible";
	resObjekt.open('get', '/inc/ajax.php?query=adhabuchung&string=' + document.buchung.KOSHA.value ,true);
	resObjekt.onreadystatechange = handleResponseAdHaBuch;
	resObjekt.send(null);
}
function handleResponseAdHaBuch() {
	document.getElementById("MHA").style.visibility = "visible";
	if(resObjekt.readyState == 4){
		document.getElementById("MHA").innerHTML = resObjekt.responseText;
	}
}

function sndReqAdBuchueber() {
	document.getElementById("BUUE").style.visibility = "visible";
	resObjekt.open('get', '/inc/ajax.php?query=buchueber&string=' + document.konto.BUUEB.value ,true);
	resObjekt.onreadystatechange = handleResponseAdBuchueber;
	resObjekt.send(null);
}
function handleResponseAdBuchueber() {
	document.getElementById("BUUE").style.visibility = "visible";
	if(resObjekt.readyState == 4){
		document.getElementById("BUUE").innerHTML = resObjekt.responseText;
	}
}

function sndReqAdSoBuch() {
	document.getElementById("MSO").style.visibility = "visible";
	resObjekt.open('get', '/inc/ajax.php?query=adsobuchung&string=' + document.buchung.KOSSO.value ,true);
	resObjekt.onreadystatechange = handleResponseAdSoBuch;
	resObjekt.send(null);
}
function handleResponseAdSoBuch() {
	document.getElementById("MSO").style.visibility = "visible";
	if(resObjekt.readyState == 4){
		document.getElementById("MSO").innerHTML = resObjekt.responseText;
	}							
}

function sndReqMark() {
	if(document.content.KOS.value !=""){
		document.getElementById("Mitgliederliste").style.visibility = "visible";
		resObjekt.open('get', '/inc/ajax.php?query=mark&string=' + document.content.KOS.value ,true);
		resObjekt.onreadystatechange = handleResponseMark;
		resObjekt.send(null);
	}
	else {
		document.getElementById("Mitgliederliste").style.visibility = "visible";
	}
}
function handleResponseMark() {
	document.getElementById("Mitgliederliste").style.visibility = "visible";
	if(resObjekt.readyState == 4){
		document.getElementById("Mitgliederliste").innerHTML = resObjekt.responseText;
	}
}

function getbezirk() {
	resObjekt.open('get', '/inc/ajax.php?query=bezirk&string=' + document.mg.PL.value ,true);
	resObjekt.onreadystatechange = putbezirk;
	resObjekt.send(null);
}
function putbezirk() {
	if(resObjekt.readyState == 4){
		document.getElementById("ORT").innerHTML = resObjekt.responseText;
	}
}

resObjekt=erzXMLHttpRequestObject();


function uebernehmeMBuch(){ //bei Select
	document.buchung.KO.value = document.buchung.KOS.value;
}