Bulk Email Sending with Specific File

Bulk Email  sending

protected void Button7_Click(object sender, EventArgs e)

{

foreach (ListItem item in this.ListBox2.Items)

{

if (item.Selected)

{

MailMessage mail = new MailMessage();

mail.To.Add(new MailAddress(item.Text));

mail.From = new MailAddress("email");

mail.Subject = "Happy Ganesh 2014";

mail.Body = TextBox4.Text;

mail.Attachments.Add(new Attachment(FileUpload1.FileContent,

System.IO.Path.GetFileName(FileUpload1.FileName)));

mail.IsBodyHtml = true;

SmtpClient smtp = new SmtpClient();

smtp.Host = "smtp.gmail.com"; //Or Your SMTP Server Address

smtp.Credentials = new System.Net.NetworkCredential("email", "pass");

smtp.EnableSsl = true;

smtp.Send(mail);

}

}

}