private bool IsConnectedToInternet(){ int Desc; return internet.InternetGetConnectedState(out Desc, 0);} 

private void btnlogin_Click(object sender, EventArgs e){ webBrowser1.Document.GetElementById("id").InnerText =txtuser.Text.ToString().Trim();//fill name webBrowser1.Document.GetElementById("passwd").InnerText =txtpwd.Text.ToString().Trim();//fill pwd HtmlElement formLogin = webBrowser1.Document.Forms["frmLogin"]; formLogin.InvokeMember("submit"); Thread.Sleep(5000); herfclick("http://www.yoursiteweb.com/upload.aspx");//這是登錄成功的操作,跳轉(zhuǎn)到//upload.asp //注意不是直接跳過去的,模擬點擊鏈接 //SESSION不會丟失 herfclick("http://www.yoursiteweb.com/copy.aspx"); }

private void herfclick(string url){ for (int i = 0; i < webBrowser1.Document.All.Count; i++) {  if (webBrowser1.Document.All[i].TagName == "A" && webBrowser1.Document.All[i].GetAttribute("href").ToString().Trim() ==url)  {   webBrowser1.Document.All[i].InvokeMember("click");//引發(fā)”CLICK”事件   break;  } } }

private void callJsMethod(string jsfun,string jsParameter)//函數(shù)名字,函數(shù)參數(shù){ HtmlDocument doc = webBrowser1.Document; doc.InvokeScript(jsfun,new object[]{jsParameter});}

private void filldate(string txt){ HtmlElement frmWord = webBrowser1.Document.Forms["frmWord"];//找到from HtmlElementCollection txtarea = frmWord.GetElementsByTagName("TEXTAREA"); HtmlElementCollection radio = frmWord.GetElementsByTagName("INPUT"); radio[2].InvokeMember("click");//選擇radio控件 txtarea[0].InnerText = txt.ToString();}