function addbookmark(){
var	url = window.location.href;
var	title = document.title;
	if ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4)) {
	window.external.AddFavorite(url,title);
	}
	else if (navigator.appName == "Netscape") {
	window.sidebar.addPanel(title,url,"");
	}
	else {
	alert("Press CTRL-D (Netscape) or CTRL-T (Opera) to bookmark");
	}
}