Sand Mail

    public void MailSant(string Subject, string message_text, string to1)

    {

        //------------ Mail Code Start here ....

        MailMessage mailmessage = new MailMessage("ajayrajpoot1993@gmail.com", to1);

        mailmessage.Subject = Subject;

        mailmessage.Body = message_text;

        SmtpClient smtp = new SmtpClient("smtp.gmail.com", 587);

        smtp.UseDefaultCredentials = true;

        smtp.Credentials = new NetworkCredential()

        {

            UserName = "ajayrajpoot1993@gmail.com",

            Password = "*********"

        };

        smtp.DeliveryMethod = SmtpDeliveryMethod.Network;

        smtp.EnableSsl = true;

        // mailmessage.IsBodyHtml = true;

        smtp.Send(mailmessage);

    }

//==============One More code Sand with HTML Tages
        protected void btnSubmit_Click(object sender, EventArgs e)
        {
            using (MailMessage mm = new MailMessage(ConfigurationManager.AppSettings["SMTPuser"], txtEmail.Text))
            {
                mm.Subject = "Employee Information Detail";
                mm.Body = CreateBody();
                mm.IsBodyHtml = true;
                SmtpClient smtp = new SmtpClient();
                smtp.Host = ConfigurationManager.AppSettings["Host"];
                smtp.EnableSsl = true;
               
                NetworkCredential NetworkCred = new NetworkCredential(ConfigurationManager.AppSettings["SMTPuser"], ConfigurationManager.AppSettings["SMTPpassword"]);
                smtp.UseDefaultCredentials = Convert.ToBoolean(ConfigurationManager.AppSettings["EnableSSL"]);
                smtp.Credentials = NetworkCred;
                smtp.Port = int.Parse(ConfigurationManager.AppSettings["Port"]);
                smtp.Send(mm);
                Response.Write("alert('Email Sent..');");

            }
        }

        private string CreateBody()
        {
            string body = string.Empty;
            using (StreamReader reader = new StreamReader(Server.MapPath("~/EmailTamplate.html")))
            {

                body = reader.ReadToEnd();

            }

            body = body.Replace("{fname}", txtfname.Text); //replacing Parameters

            body = body.Replace("{lname}", txtlname.Text);

            body = body.Replace("{dob}", txtdob.Text);
            body = body.Replace("{post}", txtpost.Text);
            body = body.Replace("{designation}", txtdesignation.Text);

            return body;

        }