Beanfun Login Use WebBrowser Control

using System;
using System.Text.RegularExpressions;
using System.Windows.Forms;

namespace NewBeanfunLogin
{
    public partial class Form_Main : Form
    {
        Form_Log frmLog = null;


        public Form_Main()
        {
            InitializeComponent();
            frmLog = new Form_Log();
        }

        private void wb_DocumentCompleted(object sender, WebBrowserDocumentCompletedEventArgs e)
        {

        }

        private void wb_Navigating(object sender, WebBrowserNavigatingEventArgs e)
        {
            string url = e.Url.ToString();

            Regex[] regAds = new Regex[] {
                new Regex(@"^https?://tw\.adnew\.beanfun\.com"),
                new Regex(@"^https?://tw\.beanfun\.com/bfweb/NEW/"),
                new Regex(@"^https?://tw\.new\.beanfun\.com/\d+_\d+\.html"),
                new Regex(@"^https?://tw\.new\.beanfun\.com/newHomePage/quicklink\.html"),
                new Regex(@"^about:"),
                // new Regex(@"^https?://tw\.beanfun\.com/BFWeb/ADwords\.aspx"),
            };
            foreach (Regex regAd in regAds)
                if (regAd.IsMatch(url)) { e.Cancel = true; return; }

            if (
                    url.Contains("loader_iframe_custom.html") ||
                    url.Contains("ADwords.aspx") ||
                    url.Contains("loading.htm")
                ) return;

            if (url.StartsWith("res:") && url.Contains("beanfun:"))
                url = url.Substring(url.IndexOf("beanfun:"));

            Regex regLogin = new Regex(@"^https?://tw\.newlogin\.beanfun\.com/loginform\.aspx\?skey=(\w+)");
            if (regLogin.IsMatch(url))
            {
                string skey = regLogin.Match(url).Groups[1].Value;
                e.Cancel = true;
                wb.Navigate("https://tw.newlogin.beanfun.com/login/id-pass_form.aspx?skey=" + skey);

                frmLog.lstLog.Items.Add("skey: " + skey);

                return;
            }


            Regex regLogined = new Regex(@"^https?://tw\.new\.beanfun\.com/beanfun_block/bflogin/handle_writecookie\.aspx\?t=\w+&d=\w+");
            if (regLogined.IsMatch(url))
            {
                wb.Navigate("http://tw.new.beanfun.com/game_zone/");

                frmLog.lstLog.Items.Add("Logined...");

                return;
            }

            if (!url.StartsWith("javascript")) frmLog.lstLog.Items.Add("Navigating: " + url);
        }

        private void btnLogin_Click(object sender, EventArgs e)
        {
            if (wb.IsBusy) wb.Stop();
            wb.Navigate("https://tw.new.beanfun.com/beanfun_block/bflogin/default.aspx?service=999999_T0");
        }

        private void btnLog_Click(object sender, EventArgs e)
        {
            frmLog.Show();
            frmLog.Focus();
        }

        private void btnBotLogin_Click(object sender, EventArgs e)
        {
            new Form_Login().Show();
        }
    }
}