public void AsyncSend(string from, string[] to, string[] cc, string[] bcc, string subject, string body, bool isBodyHtml, string[] attachedFilePaths, SendEmailCompletedEventHandler callbackEventHandler) { this.AsyncSend(from, to, cc, bcc, subject, this.DefaultSubjectEncoding, body, this.DefaultBodyEncoding, isBodyHtml, attachedFilePaths, callbackEventHandler); }