agent = navigator.userAgent

browserVer = 2
netscape = false

if (agent.indexOf("a/3",6) != -1) 
{   browserVer = 1  }
else 
{   if (agent.indexOf("a/4",6) != -1)    {browserVer = 1}
	if (agent.indexOf('compatible') == -1) netscape = true
}

if (browserVer == 1) {
	
homeoff = new Image;

homeoff.src = "home_off.gif";

homeon = new Image;

homeon.src = "home_on.gif";


verfahrenoff = new Image;

verfahrenoff.src = "verfahren_off.gif";

verfahrenon = new Image;

verfahrenon.src = "verfahren_on.gif";



anwendungoff = new Image;

anwendungoff.src = "anwendung_off.gif";

anwendungon = new Image;

anwendungon.src = "anwendung_on.gif";



kontaktoff = new Image;

kontaktoff.src = "kontakt_off.gif";

kontakton = new Image;

kontakton.src = "kontakt_on.gif";


referenzenoff = new Image;

referenzenoff.src = "referenzen_off.gif";

referenzenon = new Image;

referenzenon.src = "referenzen_on.gif";



}
function change(imgDocID,imgObjName) {

if (browserVer == 1) {
if (netscape && (imgDocID == "verfahren" || imgDocID == "anwendung"))
{
	if (imgDocID == "verfahren")
		document.verfahren_a.document.verfahren_b.document.images[imgDocID].src = eval(imgObjName + ".src");
	else
		document.anwendung_a.document.anwendung_b.document.images[imgDocID].src = eval(imgObjName + ".src");
}
else
	document.images[imgDocID].src = eval(imgObjName + ".src")
}}