// Funktion fuer Sub-Navi
    	//Ajax Produkt-Sub-Navi	


function macheRequestPhp(url) {

document.getElementById("text_produkte").innerHTML = "<img src=\"../../images/loading.gif\">";
value_opacity = 10; setOpacity();

	http_request = false;

	if (window.XMLHttpRequest) { // Mozilla, Safari,...
		http_request = new XMLHttpRequest();
		if (http_request.overrideMimeType) {
			http_request.overrideMimeType('text/xml');
		}
	} 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;
	}
	http_request.onreadystatechange = alerttext_faq;
	http_request.open('GET', url, true);
	http_request.send(null);

}

function alerttext_faq() {

	if (http_request.readyState == 4) {
		var answer = http_request.responseText;
		if(document.getElementById("text_produkte").innerHTML != answer){
			hideText();
			document.getElementById("text_produkte").innerHTML = answer;
			fadeinText();
		} else {
			document.getElementById("text_produkte").innerHTML = "";
		}
	}

}
  


function macheRequest(url) {

	document.getElementById("text_produkte").innerHTML = "<img src=\"../../images/loading.gif\">";
	value_opacity = 10; setOpacity();

	http_request = false;

	if (window.XMLHttpRequest) { // Mozilla, Safari,...
		http_request = new XMLHttpRequest();
		if (http_request.overrideMimeType) {
			http_request.overrideMimeType('text/xml');
		}
	} 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 (url=="faq.xml") {
        http_request.onreadystatechange = alerttext_produkte_faq;
	} else {
        http_request.onreadystatechange = alerttext_produkte;
	}

//url = url.replace(/php/, "xml"); // change url from details.php to details.xml

//  http_request.open('GET', url + "?" + (new Date()).getTime(), true);  // for no-cache
	http_request.open('GET', url, true);
	http_request.send(null);

}



function alerttext_produkte() {


	if (http_request.readyState == 4) {
		var xmlDoc = http_request.responseXML;  // use XML

// extact value of the first item fom XML
		try{
			answer = xmlDoc.documentElement.firstChild.nodeValue;
		} catch(e) {
			answer = "no data to show";
		}

	if (http_request.status != 200) {
			answer = "no data to show";
	}

//window.alert(url);
//window.alert(answer);
hideText();

		if(document.getElementById("text_produkte").innerHTML != answer){
//                hideText();
			document.getElementById("text_produkte").innerHTML = answer;
//                fadeinText();
		} else {
//          document.getElementById("text_produkte").innerHTML = "";
		}
fadeinText();

		}

	}

function load_faq(xmlDoc) {

	if (http_request.status == 200) {
		http_request_faq = false;

		if (window.XMLHttpRequest) { // Mozilla, Safari,...
			http_request_faq = new XMLHttpRequest();
			if (http_request_faq.overrideMimeType) {
				http_request_faq.overrideMimeType('text/xml');
			}
		} else if (window.ActiveXObject) { // IE
			try {
				http_request_faq = new ActiveXObject("Msxml2.XMLHTTP");
			} catch (e) {
			try {
					http_request_faq = new ActiveXObject("Microsoft.XMLHTTP");
				} catch (e) {}
			}
		}

		if (!http_request_faq) {
			alert('Ende :( Kann keine XMLHTTP-Instanz erzeugen');
			return false;
		}
		answer ="";
		hideText();

		for (i=0; i<xmlDoc.getElementsByTagName("faq_link").length; i++) {
			url = xmlDoc.getElementsByTagName("faq_link")[i].firstChild.nodeValue;
//window.alert(url);
			http_request_faq.open('GET', url, false);  // need to wait for loading complete
			http_request_faq.send(null);
			answer += http_request_faq.responseText;
			answer += "<br />";
		}
	} else {
		answer ="no FAQ data to show";
		hideText();
	}

//alert(answer);

	if(document.getElementById("text_produkte").innerHTML != answer){
//            hideText();
		document.getElementById("text_produkte").innerHTML = answer;
	} else {
//		document.getElementById("text_produkte").innerHTML = "";
	}
fadeinText();

}

function alerttext_produkte_faq() {

	if (http_request.readyState == 4) {
		var xmlDoc = http_request.responseXML;  // use XML
		load_faq(xmlDoc);
	}
}


// opacity change
var value_opacity; // global
var full_opacity = 10;
var timerID;
var	elem_target;

function hideText() {
	value_opacity = 0;
	setOpacity();
}

// increment opacity to full
function fadeinText () {
	if(value_opacity < full_opacity){
		value_opacity += 1;
		setOpacity();
		timerID = setTimeout("fadeinText()",20);
	} else {
		clearTimeout(timerID);
	}
}

function setOpacity () {
	elem_target = document.getElementById("text_produkte");
	
	elem_target.style.filter = 'alpha(opacity=' + (value_opacity * 10) + ')';
	elem_target.style.MozOpacity = value_opacity / 10;
	elem_target.style.opacity = value_opacity / 10.1; // Safari can't take 1.00 value. 0.99 = 10/10.1
}