想要将邮件从一封电子邮件发送到另一封电子邮件

当我在客户端计算机上使用我的代码时，我想从一封电子邮件发送到另一封电子邮件，并且还想发送附件，但是我想将其放入网络后使用却没有用.网络链接为www.akdpl .com/carrer.aspx.
我也要提供我的代码

使用系统；
使用System.Collections;
使用System.ComponentModel;
使用System.Data;
使用System.Drawing;
使用System.Web;
使用System.Web.SessionState;
使用System.Web.UI;
使用System.Web.UI.WebControls;
使用System.Web.UI.HtmlControls;
使用System.Diagnostics;
使用System.Text;
使用System.Configuration;
使用System.Data.OleDb;
//使用System.Xml.Linq;
使用System.Net.Mail;
使用System.Net.Mime;
使用System.Net;



受保护的void Button1_Click1(对象发送者，EventArgs e)
{
试试
{
字符串str_from_address ="contact@akdpl.com";
字符串str_name ="A K Dutta& Co. Pvt.Ltd.";
字符串str_to_address = txteid.Text;
MailMessage email_msg = new MailMessage();
email_msg.From =新的MailAddress(str_from_address，str_name);
email_msg.Sender =新的MailAddress(str_from_address，str_name);
email_msg.ReplyTo = new MailAddress(str_from_address，str_name);
email_msg.To.Add(str_to_address);
email_msg.Subject =请求确认"
email_msg.Body =非常感谢您对A K Dutta& amp; Co. Pvt.Ltd.的关注.我们将尽快与您联系"
email_msg.Priority = MailPriority.Normal;"
SmtpClient mail_client = new SmtpClient();
NetworkCredential network_cdr =新的NetworkCredential();
network_cdr.UserName = str_from_address;
network_cdr.Password =密码";
mail_client.Host ="smtp.akdpl.com";
mail_client.UseDefaultCredentials = false;
mail_client.Credentials = network_cdr;

mail_client.Send(email_msg);
//它一直工作到这里一封邮件正在发送，但之后却不起作用
sendmail();
txteid.Text ="
txtname.Text ="
txtmessage.Text ="
txtcon.Text ="
txtorg.Text ="

Response.Redirect("thanksdet.html");
}
捕获(SmtpException df)
{
Response.Write(df.ToString());
}
}




无效sendmail()
{
字符串str_from_address ="contact@akdpl.com";
字符串str_name = txtname.Text;
字符串str_to_address ="contact@akdpl.com";
MailMessage email_msg = new MailMessage();
email_msg.From =新的MailAddress(str_from_address，str_name);
email_msg.Sender =新的MailAddress(str_from_address，str_name);
email_msg.ReplyTo = new MailAddress(str_from_address，str_name);
email_msg.To.Add(str_to_address);
email_msg.Subject =请求已记录";
附件s =新附件(FileUpload1.PostedFile.FileName);
email_msg.Attachments.Add(s);

email_msg.Body =候选名称为" + txtname.Text +电子邮件ID:<" + txteid.Text +>" +出生日期:" + txtdob.Text +地址:" + txtcon.Text +电话号码:" + txtphone.Text +学历:" + txtedu.Text +申请职位:" + txtpost.文字+经历的年份:" + txtyear.Text;
email_msg.Priority = MailPriority.Normal;
SmtpClient mail_client = new SmtpClient();
NetworkCredential network_cdr =新的NetworkCredential();
network_cdr.UserName = str_from_address;
network_cdr.Password =密码";
mail_client.Host ="smtp.akdpl.com";
mail_client.UseDefaultCredentials = false;
mail_client.Credentials = network_cdr;

mail_client.Send(email_msg);
}
}
}

Hi,
I want to send an email from one to another mail and also want to send an attachment when i use my code in client machine it works, but if i used after putting it in web it didn,t work.web link is www.akdpl.com/carrer.aspx.
I am giving my code also

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Diagnostics;
using System.Text;
using System.Configuration;
using System.Data.OleDb;
//using System.Xml.Linq;
using System.Net.Mail;
using System.Net.Mime;
using System.Net;



protected void Button1_Click1(object sender, EventArgs e)
{
try
{
string str_from_address = "contact@akdpl.com";
string str_name = "A K Dutta & Co. Pvt. Ltd.";
string str_to_address = txteid.Text;
MailMessage email_msg = new MailMessage();
email_msg.From = new MailAddress(str_from_address, str_name);
email_msg.Sender = new MailAddress(str_from_address, str_name);
email_msg.ReplyTo = new MailAddress(str_from_address, str_name);
email_msg.To.Add(str_to_address);
email_msg.Subject = "Request Confirmation"
email_msg.Body = "Thank you for showing your interest in A K Dutta &amp; Co. Pvt. Ltd. .We will get back to you very soon"
email_msg.Priority = MailPriority.Normal;"
SmtpClient mail_client = new SmtpClient();
NetworkCredential network_cdr = new NetworkCredential();
network_cdr.UserName = str_from_address;
network_cdr.Password = "password";
mail_client.Host = "smtp.akdpl.com";
mail_client.UseDefaultCredentials = false;
mail_client.Credentials = network_cdr;

mail_client.Send(email_msg);
//Its Working upto Here a mail is going but after that it didn''t work
sendmail();
txteid.Text =""
txtname.Text = ""
txtmessage.Text = ""
txtcon.Text = ""
txtorg.Text = ""

Response.Redirect("thanksdet.html");
}
catch (SmtpException df)
{
Response.Write(df.ToString());
}
}




void sendmail()
{
string str_from_address = "contact@akdpl.com";
string str_name = txtname.Text;
string str_to_address = "contact@akdpl.com";
MailMessage email_msg = new MailMessage();
email_msg.From = new MailAddress(str_from_address, str_name);
email_msg.Sender = new MailAddress(str_from_address, str_name);
email_msg.ReplyTo = new MailAddress(str_from_address, str_name);
email_msg.To.Add(str_to_address);
email_msg.Subject = "Request logged";
Attachment s = new Attachment(FileUpload1.PostedFile.FileName);
email_msg.Attachments.Add(s);

email_msg.Body = "Candidate Name is " + txtname.Text + " Email Id: <" + txteid.Text + ">" + " Date of Birth : " + txtdob.Text + " Address : " + txtcon.Text + " Phone Number: " + txtphone.Text + " Education Qualification : " + txtedu.Text + " Post Applied For : " + txtpost.Text + " Year Experienced : " + txtyear.Text;
email_msg.Priority = MailPriority.Normal;
SmtpClient mail_client = new SmtpClient();
NetworkCredential network_cdr = new NetworkCredential();
network_cdr.UserName = str_from_address;
network_cdr.Password = "password";
mail_client.Host = "smtp.akdpl.com";
mail_client.UseDefaultCredentials = false;
mail_client.Credentials = network_cdr;

mail_client.Send(email_msg);
}
}
}