if ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4)) { 

var url="http://www.microtronic-shop.com";
var title="Infos über Überwachungstechnik !";

document.write('<A HREF="javascript:window.ext');
document.write('ernal.AddFavorite(url,title);" ');
document.write('onMouseOver=" window.status=');
document.write("'Homepage merken!'; return true ");
document.write('"onMouseOut=" window.status=');
document.write("' '; return true ");
document.write('">Homepage merken!</a>');
}
else {
var msg = "Nicht vergessen: Bookmark diese Homepage!";
if(navigator.appName == "Netscape") msg += " (CTRL-D)";
document.write(msg);
}