public string Login(string username ,string password)
        {
            DocumentWebflow docWeb = new DocumentWebflow();
            docWeb.ClearCookie();

            HttpRequestOperation dp = new HttpRequestOperation(
            "login163",
            "https://ssl.mail.163.com/entry/coremail/fcg/ntesdoor2?df=webmail163&from=web&funcid=loginone&iframe=1&language=-1&net=t&passtype=1&product=mail163&race=-2_-2_-2_db&style=-1&[email protected]",
            "savelogin=0&url2=http%3A%2F%2Fmail.163.com%2Ferrorpage%2Ferr_163.htm&username=afei_test001&password=happy_123",
            "POST", false, (o) => {
                //MessageBox.Show(o.ToString());
                this.result = o.ToString();
            });
            dp.Execute(docWeb);

            //this.txtRes.Text = this.result;
            return this.result;
        }
        public string SendMail(string sid,string from, string to, string title, string content)
        {
            DocumentWebflow docWeb = new DocumentWebflow();
            string mailContent = HttpUtility.UrlEncode("<?xml version=\"1.0\"?><object><string name=\"id\">c:1343220470584</string><object name=\"attrs\"><string name=\"account\">\"afei_test001\"&lt;[email protected]&gt;</string><boolean name=\"showOneRcpt\">false</boolean><array name=\"to\"><string>[email protected]</string></array><array name=\"cc\"/><array name=\"bcc\"/><string name=\"subject\">ttt</string><boolean name=\"isHtml\">true</boolean><string name=\"content\">&lt;div style='line-height:1.7;color:#000000;font-size:14px;font-family:arial'&gt;cccc&lt;/div&gt;</string><int name=\"priority\">3</int><boolean name=\"saveSentCopy\">true</boolean><boolean name=\"requestReadReceipt\">false</boolean><string name=\"charset\">GBK</string></object><boolean name=\"returnInfo\">false</boolean><string name=\"action\">deliver</string><int name=\"saveSentLimit\">1</int></object>");
            //docWeb.ClearCookie();
            HttpRequestOperation dp = new HttpRequestOperation(
            "SendMail163",
            String.Format("http://twebmail.mail.163.com/js4/s?sid={0}&func=mbox:compose&cl_send=2&l=compose&action=deliver",sid),
            String.Format("var={0}",mailContent),
            "POST", false, (o) =>
            {
                MessageBox.Show(o.ToString());
                this.result = o.ToString();
            });
            dp.Execute(docWeb);

            //this.txtRes.Text = this.result;
            return this.result;
        }