string body = PostWebRequest(txtURL.Text, textBox2.Text);

            if (webBrowser1.ReadyState != WebBrowserReadyState.Complete)

            {

                Application.DoEvents();

            }

            this.webBrowser1.ScriptErrorsSuppressed = true;

            this.webBrowser1.Navigate("about:blank");

            this.webBrowser1.Document.Write(body);

            this.webBrowser1.Refresh();