function bookmark_us(url, title) {
	if (window.sidebar) { // FF
		window.sidebar.addPanel(title, url, '');
	}
	else {
		if (window.opera && window.print) {// opera
			var elem = document.createElement('a');
			elem.setAttribute('href', url);
			elem.setAttribute('title', title);
			elem.setAttribute('rel', 'sidebar');
			elem.click();
		}
		else if (document.all) {// ie
			window.external.AddFavorite(url, title);
		}
	}
}