function bookmarksite(){
	var txt = "Sorry, we cannot automatically bookmark the site for you."
	var url = "http://www.sitebuilderdiy.co.uk";
	var who = "SiteBuilder DIY - Create and Manage your own Professional Business Website";
	var ver = navigator.appName;
	var num = parseInt(navigator.appVersion);
	
	if ((ver == "Microsoft Internet Explorer")&&(num >= 4)) {
	   window.external.AddFavorite(url,who);
	}else{
	   alert(txt);
	} 
}