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);

                }

            }

        }