1         //事件1
 2         private void btnLogin_Click(object sender, EventArgs e)
 3         {
 4             Login();
 5 
 6         }
 7         //事件2
 8         private void btnClose_Click(object sender, EventArgs e)
 9         {
10             //this.Close();
11             chaXun();
12         }
13         //事件3
14         private void button1_Click(object sender, EventArgs e)
15         {
16             HtmlDocument frame = wbLogin.Document.Window.Frames["iframeautoheight"].Document;
17             frame.GetElementById("btn_zcj").InvokeMember("click");
18         }
19         private void Login()
20         {
21             string username = txtUserName.Text;
22             string pwd = txtPwd.Text;
23             string strResponse="";
24             if (string.IsNullOrEmpty(username) || string.IsNullOrEmpty(pwd))
25             {
26                 MessageBox.Show("用户名或者密码不能为空");
27             }
28             else
29             {
30                 HtmlDocument doc = this.wbLogin.Document;
31                 doc.All["TextBox1"].SetAttribute("Value", username);
32                 doc.All["TextBox2"].SetAttribute("Value", pwd);
33                 doc.All["Button1"].InvokeMember("click");
34                 this.wbLogin.AllowNavigation = true;
35                 if(wbLogin.ReadyState==WebBrowserReadyState.Complete)
36                 {
37                     string url = wbLogin.Url.AbsoluteUri;
38                 }
39             }
40         }
41 
42         private void chaXun()
43         {
44             HtmlDocument doc = this.wbLogin.Document;
45             doc.InvokeScript("GetMc", new string[] { "查询成绩" });
46            HtmlElementCollection a= doc.GetElementsByTagName("a");
47            a[10].InvokeMember("click");
48         }