public Results SupplyUIStep(WebBrowser webBrowser, string login, string password)
        {
            if (webBrowser.Document == null)
            {
                return Results.Continue;
            }

            foreach (string id in errorObjectIDs)
            {
                HtmlElement error = webBrowser.Document.GetElementById(id);
                if (error != null)
                {
                    if (error.IsVisible())
                    {
                        return Results.Error;
                    }
                }
            }

            HtmlElement link = webBrowser.GetFirstOf(UISupplier.expandLinkIDs);
            if (link != null)
            {
                link.MakeClick();
            }

            HtmlElement pwd = webBrowser.GetFirstOf(UISupplier.passwordIDs);
            HtmlElement uid = webBrowser.GetFirstOf(UISupplier.usernameIDs);
            HtmlElement button = webBrowser.GetFirstOf(UISupplier.signInIDs);

            if (pwd != null && uid != null && button != null)
            {
                if(password != null)
                    pwd.SetValue(password);

                if(login != null)
                    uid.SetValue(login);

                button.MakeClick();
            }

            return Results.Continue;
        }