url = new Array(9);
m = new Array(9);

var w3c=false;
var nn4=false;
var ie4=false;
// --- Geschwindigkeit START ---
if (document.all) {var vv=2;}
else if (document.layers) {var vv=2;}
else if (document.getElementById) {var vv=3;}
// --- Geschwindigkeit END -----
x1=0;
x2=0;
mx=0;
mz=vv;

if (document.all) {var ie4=true;}
if (document.layers) {var nn4 = true;}
if (document.getElementById) {var w3c = true;}

//hochscrollen
function scrolldown()
	{
	if (w3c) {var x1 = parseInt(document.getElementById('lband').style.top);}
	else if (ie4) {var x1 = parseInt(document.all.lband.style.top);}
	else if (nn4) {var x1 = parseInt(document.layers[lband].top);}

    var stopdown = parseInt(document.getElementById('naviUP').style.top) +
				   parseInt(document.getElementById('naviUP').style.height);
	
	x1=x1+vv;
	if (x1 >= stopdown) { return;}
	
	if (w3c)
		{
		var xx2 = parseInt(document.getElementById('lband').offsetWidth);
		var xx3 = parseInt(document.getElementById('mainbody').offsetWidth-170);
		var xx7 = parseInt(document.getElementById('mainbody').offsetWidth);
		var xx4 = xx2+x2;	
		}
	if (ie4)
		{
		var xx2 = parseInt(document.getElementById('lband').offsetWidth);
		var xx3 = parseInt(mainbody.offsetWidth-170);
		var xx7 = mainbody.offsetWidth;
		var xx4 = xx2+x2;
		}
	
		if (w3c) {document.getElementById('lband').style.top=x1;}
		else if (ie4) {document.all.lband.style.top=x1;}
		else if (nn4) {document.layers[lband].top=x1;}

	Scroll1=setTimeout("scrolldown()",5);
	window.status='Scroll';
	mz=vv;
	}

//runterscrollen
function scrollup()
	{
	if (w3c) {var x2 = parseInt(document.getElementById('lband').style.top);}
	else if (ie4) {var x2 = parseInt(document.all.lband.style.top);}
	else if (nn4) {var x2 = parseInt(document.layers[lband].top);}

    var stopup = parseInt(document.getElementById('naviUP').style.top) +
				   parseInt(document.getElementById('naviUP').style.height);	
	x2=x2-vv;

//var test = parseInt(document.getElementById('lband').style.top) + parseInt(document.getElementById('lband').style.height);

//	if (x2 <= stopup) {alert(test + " - " + document.getElementById('marker').style.top) }
	
	if (w3c)
		{
		var xx2 = parseInt(document.getElementById('lband').offsetWidth);
		var xx3 = parseInt(document.getElementById('mainbody').offsetWidth-170);
		var xx7 = parseInt(document.getElementById('mainbody').offsetWidth);
		var xx4 = xx2+x2;	
		}
	if (ie4)
		{
		var xx2 = parseInt(document.getElementById('lband').offsetWidth);
		var xx3 = parseInt(mainbody.offsetWidth-170);
		var xx7 = mainbody.offsetWidth;
		var xx4 = xx2+x2;
		}

		if (w3c) {document.getElementById('lband').style.top=x2;}
		else if (ie4) {document.all.lband.style.top=x2;}
		else if (nn4) {document.layers[lband].left=x2;}

	Scroll2=setTimeout("scrollup()",5);
	window.status='Scroll';
	mz=vv*(-1);
	}

function link(nr)
	{ 
	parent.frame1.location.href=url[nr];
	if(m[nr])
		{
		parent.f2.location.href=m[nr];
		parent.f1.document.head.SRC="img/nav/bild01.gif";
		}
	}

function stopScrollUp() {clearTimeout(Scroll1);}

function stopScrollDown() {clearTimeout(Scroll2);}