public static void UnsubscribeFrom(this IHTMLElement2 element, EventType eventType, IControlHtmlEvent handlerObj)
 {
     try
     {
         element?.detachEvent(eventType.Name(), handlerObj);
     }
     catch (RemotingException) { }
     catch (UnauthorizedAccessException) { }
 }
        public static bool SubscribeTo(this IHTMLElement2 element, EventType eventType, IControlHtmlEvent handlerObj)
        {
            try
            {
                return(element.IsNull()
          ? false
          : element.attachEvent(eventType.Name(), handlerObj));
            }
            catch (RemotingException) { }
            catch (UnauthorizedAccessException) { }

            return(false);
        }