function bookmark_site() {
	var title = "Pulsar Optical";
	var url = "http://www.pulsar-optical.co.uk/";

	if (window.sidebar) { // Firefox
		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);
	}
}