function addToFavorite(name) {
     http = window.location.href;
     var ie5 = navigator.userAgent.indexOf("MSIE 5") > -1;
     var ie6 = navigator.userAgent.indexOf("MSIE 6") > -1 && navigator.userAgent.indexOf("Opera") == -1;
     if (ie5 || ie6) {
          window.external.AddFavorite(http, name);
     }
}