using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.IO;
using System.Net.Mail;


public partial class ContactUs : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {


    }

    protected void SendButton_Click(object sender, EventArgs e)
    {
        if (Page.IsValid)
        {
            string fileName = Server.MapPath("~/App_Data/ContactForm.txt");
            string mailBody = File.ReadAllText(fileName);

            mailBody = mailBody.Replace("##Name##", Name.Text);
            mailBody = mailBody.Replace("##Telephone##", Telephone.Text);
            mailBody = mailBody.Replace("##Email##", EmailAddress.Text);
            mailBody = mailBody.Replace("##Subject##", Subject.Text);
            mailBody = mailBody.Replace("##Enquiry##", Enquiry.Text);

            MailMessage myMessage = new MailMessage();
            myMessage.Subject = "Response from web site";
            myMessage.Body = mailBody;

            myMessage.From = new MailAddress("[email protected]", "Sender Name");
            myMessage.To.Add(new MailAddress("[email protected]", "Receiver Name"));

            SmtpClient mySmtpClient = new SmtpClient();
            mySmtpClient.Send(myMessage);

            Message.Visible = true;
            ContactUsForm.Visible = false;
            System.Threading.Thread.Sleep(5000);
        } 

    }
}