function bookmark(elem) {
	if (window.sidebar) window.sidebar.addPanel(document.title, location.href, ""); // firefox
	else if(window.opera && window.print){ // opera
		elem.setAttribute('href',location.href);
		elem.setAttribute('title',document.title);
		elem.setAttribute('rel','sidebar');
		return(true);
	} 
	else if(document.all) window.external.AddFavorite(location.href, document.title); // ie
	return(false);
}