var errorMessage = "";
try
{
    WebMail.SmtpServer = "smtp.mail.ru";
    WebMail.SmtpPort = 465;
    WebMail.EnableSsl = true;
    WebMail.UserName = "vika97";
    WebMail.Password = "mypassword";
    WebMail.From = "vika97@mail.ru";
    WebMail.Send("taker@bk.ru", "RSVP Notification",
    Model.Name + " is " + ((Model.WillAttend ?? false) ? "" : "not")
    + "attending");
}
catch (Exception ex)
{
    @:<b>Sorry - we couldn't send the email to confirm your RSVP.</b>
     errorMessage = ex.Message;
}
}
<div>
    @if (errorMessage == "")
    {
            <p> An email message has been sent to our customer service department.</p>
    }
    else
    {
            <p><b>The email was <em>not</em> sent.</b></p>
            <p>The following error was reported:</p>
            <p><em>@errorMessage</em></p>
    }
</div>