private void AddRecipent(StringBuilder s, string emails, RecipentType type) { if (emails == null || string.IsNullOrEmpty(emails)) { return; } string[] emailList = emails.Split(new char[] { ';' }); if (emailList.Length == 0) { return; } s.Append(type.ToString() + ": "); for (int i = 0; i <= emailList.Length - 1; i++) { s.Append((i > 0 ? "," : "")); s.Append(emailList[i]); } s.Append(Environment.NewLine); }