Send Mail in asp .net

string stremail, strMailPass, strMailSubject;
stremail = EmailAddress;
strMailSubject = "Your Branch Login";
//strMailSubject = "Your Branch Login";
strMailPass = emailbodys.BranchMail("Anil","Your Branch Name:", "Name", "Your Login Email:", "MailAddress", "Your Password:", "PWD");

utils.SendEmail(stremail, strMailSubject, strMailPass);



public static string BranchMail(string name, string Bname, string Name, string uid, string id, string password, string pwd)
{


string strBody = "

"; strBody += ""; strBody += ""; strBody += " "; //strBody += " ; strBody += " " + name + ","; strBody += " "; strBody += "Thank You for Submitting Your Information Your Branch Name: " + Name + ""; strBody += " Your Login Email: "; strBody += "" + id + ""; strBody += " "; strBody += "Your Password: " + pwd + ""; strBody += " "; strBody += "Thank you, Your "; strBody += "MYHistory.org Branch Submission Team "; strBody += "pradeepta@gmail.com 213-973-7250 © 2009 , All Rights Reserved. "; //strBody += "

";
return strBody;
}

public const string From_email = "history@gmail.com";
public const string From_email_password = "History";
public const string Smtp_host = "smtp.gmail.com";
public const string port = "587";

public static void SendEmail(string estrto, string estrsub, string estrmsg)
{




System.Net.Mail.MailMessage mail = new System.Net.Mail.MailMessage();
mail.To.Add(estrto);
mail.From = new MailAddress(From_email);
mail.Subject = estrsub;
mail.Body = estrmsg;
mail.IsBodyHtml=true;
SmtpClient smtpClient = new SmtpClient();
smtpClient.Host = Smtp_host;
smtpClient.Credentials = new System.Net.NetworkCredential(From_email, From_email_password);
//smtpClient.Port = 587;
smtpClient.EnableSsl = true;
smtpClient.Send(mail);


}