var txt = "Lesezeichen"
var url = "http://www.sammlerecke.de"
var who = "Sammlerecke - Comics und Romane"
var ver = navigator.appName
var num = parseInt(navigator.appVersion)
if ((ver == "Microsoft Internet Explorer")&&(num >= 4)) {
   document.write('<a href="javascript:window.external.AddFavorite(url,who);"');
   document.write('>'+ txt + '</a>')
}
else{
   document.write('');
}