function bookmarkus()
 {
 	if ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4))
 	{
 		var url="http://www.bargaindvds.co.uk";
 		var title="BargainDVDs.co.uk. DVD Price Comparison";
 		window.external.AddFavorite(url,title);
 	}
 }