public ActionResult Register(REGISTRATION registration)
    {

        var email = registration.Email;
        var username = registration.UserName;
        var pass = registration.Password;
        var confirmpass = registration.ConfirmPassword;
        var mobile = registration.MobileNumber;
        byte image = Convert.ToByte(registration.Image);
        OracleConnection connection = new OracleConnection();
        connection.ConnectionString = System.Configuration.ConfigurationManager.ConnectionStrings["DBConnectionDHC"].ToString();
        connection.Open();
        OracleCommand command = connection.CreateCommand();
        string query = "INSERT INTO REGISTRATION (EMAIL,USERNAME,PASSWORD,CONFIRMPASSWORD,MOBILENUMBER,IMAGE) VALUES('" + email + "','" + username + "','" + pass + "','" + confirmpass + "','" + mobile + "','" + image + "')";
        command.CommandText = query;

        if (MailExists(registration))
        {
            return View("MailExists");
        }

        command.ExecuteNonQuery();
        return View("Congratulation");
    }