function importXML(path,anfang,ende) {
    if (document.implementation && document.implementation.createDocument) {
        xmlDoc = document.implementation.createDocument("", "", null);
        xmlDoc.onload = function(){handleXML(anfang)};
    } else if (window.ActiveXObject) {
        xmlDoc = new ActiveXObject("Microsoft.XMLDOM");
        xmlDoc.onreadystatechange = function () {
            if (xmlDoc.readyState == 4) {
                handleXML(anfang);
            }
        };
     } else {
        alert('Your browser can\'t handle this script');
        return;
    }
    xmlDoc.load(path);
}


function onloadHandler(pfad,anfang) {
    importXML(pfad,anfang);
}

function handleXML(anfang) {
	var counter_start = anfang;
	var blaetter_screen1 = counter_start + 5;
	var blaetter_screen2 = counter_start - 5;
	if (blaetter_screen1 == 5) {
		document.getElementById('Blaetter1b').href = "javascript:onloadHandler('screen.xml'," + blaetter_screen1 + ");";
		document.getElementById('Blaetter1a').href = "";
		document.getElementById('Blaetter1a').innerHTML = "";
	} else {
		document.getElementById('Blaetter1b').href = "javascript:onloadHandler('screen.xml'," + blaetter_screen1 + ");";
		document.getElementById('Blaetter1a').href = "javascript:onloadHandler('screen.xml'," + blaetter_screen2 + ");";
		document.getElementById('Blaetter1a').innerHTML = "zurück | ";
	}
	for (i = 0,j = counter_start; i < 5; i++,j++) {
		if (xmlDoc.getElementsByTagName('bild')[j] == null) {
			break;
		} else {
		var bild = xmlDoc.getElementsByTagName('bild')[j].firstChild.nodeValue;
		var titel = xmlDoc.getElementsByTagName('titel')[j].firstChild.nodeValue;
		var kunde = xmlDoc.getElementsByTagName('kunde')[j].firstChild.nodeValue;
		var jahr = xmlDoc.getElementsByTagName('jahr')[j].firstChild.nodeValue;
		var beschreibung = xmlDoc.getElementsByTagName('beschreibung')[j].firstChild.nodeValue;
		var agentur = xmlDoc.getElementsByTagName('agentur')[j].firstChild.nodeValue;
		var link = xmlDoc.getElementsByTagName('link')[j].firstChild.nodeValue;
		var url = xmlDoc.getElementsByTagName('url')[j].firstChild.nodeValue;
		document.getElementById('Bild_'+[i]).src = bild;
		document.getElementById('Titel_'+[i]).innerHTML = titel;
		document.getElementById('Kunde_'+[i]).innerHTML = kunde;
		document.getElementById('Jahr_'+[i]).innerHTML = jahr;
		document.getElementById('Beschreibung_'+[i]).innerHTML = beschreibung;
		document.getElementById('Agentur_'+[i]).innerHTML = agentur;
		document.getElementById('Link_'+[i]).innerHTML = link;
		document.getElementById('Link_'+[i]).href = url;
	}
	}
}

window.onload=onloadHandler;