Winform webbrowser 隐藏 html 元素

1 HTMLDocument thedocument = WebBrowser.document.all; 
2 HTMLElement theelement = thedocument.getElementById(""); //这里找你要藏的东西的ID； 
3 theelement.setAttribute("visible",false); 
4 或者
5 HtmlElement htm = webBrowser1.Document.GetElementById("控件ID"); 
6 htm.OuterHtml = ""; 

 1 HtmlElementCollection opts = webBrowser1.Document.GetElementsByTagName("table");
 2             if (opts.Count > 0)
 3             {
 4                 foreach (HtmlElement ele in opts)
 5                 {                 
 6                     if (ele.GetAttribute("class") == "a3")
 7                     {
 8                         //opts[0].InnerHtml = ""; /*低版本IE不适用*/
 9                         opts[0].Style = "display:none";
10                     }
11                 }
12              
13             }