using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
//引用
using System.Net;
using System.Net.Mail;
using System.Net.Mime;

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

    }
    protected void btnSend_Click(object sender, EventArgs e)
    {
        string file = Server.MapPath("testXML.xml");
        MailMessage myMail = new System.Net.Mail.MailMessage(); ;
        myMail = new System.Net.Mail.MailMessage(txtSender.Text.Trim(), txtReceiver.Text.Trim(),txtSubject.Text.Trim(),txtContent.Text.Trim());
        if (ddlAccessories.Items.Count > 0)
        {
            for (int i m