HtmlDocument doc = this.webBrowser1.Document.Forms["form1"].Document;
string strHtml = webBrowser1.Document.GetElementsByTagName("html")[0].OuterHtml;
//验证码
int yzm = GetYZM(strHtml);
if (yzm == 0)//验证码失效
{
GotoWritePage();
}
HtmlElement fm = doc.GetElementById("validate_key");
fm.InnerText = yzm.ToString();
//标题,赋值
fm = doc.GetElementById("title");
fm.InnerText = "标题";
//内容
fm = doc.GetElementById("content");
fm.InnerText = "内容<br /><a href =\"Http://www.baidu.com/\">百度</a>";
//类别 属性赋值
fm = doc.GetElementById("ChannelCate");
fm.SetAttribute("value", "2");
//点击提交 点击
fm = doc.GetElementById("Submit2");
fm.InvokeMember("click");