C#论坛登陆问题

Question

 //加载webBrowser登录文件
            webBrowser1.Url = new Uri("http://bbs.pfan.cn/post-375046.html");
            webBrowser1.Refresh();
          
            for (int i = 0; i < webBrowser1.Document.All.Count; i++)
            {
                HtmlElement em = webBrowser1.Document.All[i];
                //找到昵称输入框，赋值
                if (em.Name.ToLower().Contains("username"))
                {
                    em.InnerText = "xiake1234";
                    em.InvokeMember("onblur");
                }
                if (em.Name.ToLower().Contains("password"))
                {
                    em.InnerText = "xiaoyi123";
                    em.InvokeMember("onblur");
                }
                if (em.GetAttribute("value").Contains("登"))
                {
                    em.InvokeMember("click");
                }

Answer 1

测试没问题
webBrowser1.Url = new Uri("http://bbs.pfan.cn/post-375046.html");
上面这句不要和for循环在一起，否则如果web没有加载完就会出问题

Answer 2

 
webBrowser1.DocumentCompleted这个吗？