var IE = false;
var NS = false;
var NS6 = false;
if(navigator.appName.indexOf("Microsoft")!=-1) IE = true;
if(document.layers) NS = true;
if(navigator.appName.indexOf("Netscape")!=-1 && !document.layers) NS6 = true;
function show()
{
if(IE)
	{
	nav.style.visibility = "visible";
	if(document.all("bild")) bild.style.visibility = "hidden";
	if(document.all("text")) text.style.visibility = "hidden";
	if(screen.width<1000) {nav.style.left = 157;nav.style.top = 90;}
	}
if(NS)
	{
	document.nav.visibility = "show";
	if(document.bild) document.bild.visibility = "hide";
	if(document.text) document.text.visibility = "hide";
	if(screen.width<1000) {document.nav.left = 157;document.nav.top = 90;}
	}
if(NS6) location.href = "nav.htm";
self.focus();
}
function hide()
{
if(IE)
{
	nav.style.visibility = "hidden";
}
if(NS) document.nav.visibility = "hide";
if(NS6) document.getElementById("nav").style.visibility = "hidden";
}

function showHelpStart()
{
if(IE) { showHelp();window.setTimeout("hideHelp()", 2000);}
}

function showHelp()
{
if(IE) help.style.visibility = "visible";
if(NS) document.help.visibility = "show";
if(NS6) document.getElementById("help").style.visibility = "visible";
}
function hideHelp()
{
if(IE) help.style.visibility = "hidden";
if(NS) document.help.visibility = "hide";
if(NS6) document.getElementById("help").style.visibility = "hidden";
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v3.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}