wort = "../img/nav"+lang+"/home";
mark = "../img/nav"+lang+"/an.gif";

norm = new Array(max);
high = new Array(max);
nav = new Array(max);
  
Name = navigator.appName;
Version = parseInt(navigator.appVersion); 
know = "0";
if (Name == "Netscape" && Version >= 4)  know = "1";
if (Name == "Microsoft Internet Explorer" && Version >= 4)  know = "1";
 
if ( know == 1)	{
	for (i=0; i<=max; i++) {
	norm[i]=new Image(); norm[i].src=wort+i+".gif";
	high[i]=new Image(); high[i].src=wort+i+"c.gif";
	nav[i]=new Image(); nav[i].src=mark; }
	killer=new Image(); killer.src="../img/nav"+lang+"/aus.gif";	}
	
function navhigh(nummer)
	{ if (( know == 1) && (document["nav"+nummer].src != nav[nummer].src))
	document["bild"+nummer].src=high[nummer].src; }

function navnorm(nummer)
	{ if (( know == 1) && (document["nav"+nummer].src != nav[nummer].src))
	document["bild"+nummer].src=norm[nummer].src; }
	
function navaktiv(nummer)
	{  if ( know == 1) { 
	document["nav"+alt].src=killer.src;
	document["bild"+alt].src=norm[alt].src; 
	document["nav"+nummer].src=nav[nummer].src;
	document["bild"+nummer].src=high[nummer].src;
	}}