function oblibene_fc() {
txti = "Přidat mezi oblíbené";
url = "http://nhzatec.wz.cz/";
who = "TJ Šroubárna Žatec";

num = parseInt(navigator.appVersion);
if ((navigator.appName == "Microsoft Internet Explorer") && !window.opera && (num >= 4)) {
document.write('<br /><a href="javascript: window.external.AddFavorite(url,who);" onmouseover="window.status=txti; return true;" onmouseout="window.status=\' \'; return true;" title="'+txti+'">'+txti+'<\/a>');
}

txt = "Jako domovskou stránku";
url = "http://nhzatec.wz.cz/";

num = parseInt(navigator.appVersion);
if ((navigator.appName == "Microsoft Internet Explorer") && !window.opera && (num >= 4)) {
document.write('<br /><a href="#" onclick="this.style.behavior=\'url(#default#homepage)\';this.setHomePage(url);return false;" onmouseover="window.status=txt; return true;" onmouseout="window.status=\' \'; return true;" title="'+txt+'">'+txt+'<\/a>');
}

}