if(navigator.appName.indexOf("Netscape") > -1 && 
navigator.appVersion.substr(0,1) <= "4")
parent.location.href="../WEBbrowserweiche/";

function MM_openBrWindow(theURL,winName,features) { //v2.0
	window.open(theURL,winName,features);
    }

function fn_change_img(img_name,src) {

	document.images[img_name].src = src;
    }