private void BtnOpenUrl_Click(object sender, EventArgs e)

         {

             if (txtUrl.Text != "")

             {

                 MywebBrowser.Url = new Uri(txtUrl.Text);

             }

         }

         private void BtnGetCookie_Click(object sender, EventArgs e)

         {

             CookieContainer myCookieContainer = new CookieContainer();

             if (MywebBrowser.Document.Cookie != null)

             {

                 string cookieStr = MywebBrowser.Document.Cookie;

                 string[] cookstr = cookieStr.Split(';');

                 foreach (string str in cookstr)

                 {

                     string[] cookieNameValue = str.Split('=');

                     Cookie ck = new Cookie(cookieNameValue[].Trim().ToString(), cookieNameValue[].Trim().ToString());

                     ck.Domain = "www.google.com";

                     myCookieContainer.Add(ck);

                 }

             }

         }