private void startBrute()
    {


        foreach (HtmlElement user in webBrowser1.Document.All.GetElementsByName("username"))
        {
            user.InnerText = "user1";
        }
        foreach (HtmlElement pass in webBrowser1.Document.All.GetElementsByName("password"))
        {
            pass.InnerText = "123456";
        }
        foreach (HtmlElement search in webBrowser1.Document.GetElementsByTagName("button"))
        {

            if (search.InnerText == "Log in")
            {
                search.InvokeMember("click");

            }
        }
        timer2.Stop();
    }