C# WebBrowser 取 window.open 新窗口 url的方法

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System.Windows.Forms.WebBrowser wb;       //WebBrowser 对象               wb.NewWindow += new CancelEventHandler(wb_NewWindow);             wb.DocumentCompleted += delegate             {                               #region 处理window.open新开窗口的问题                   System.Windows.Forms.HtmlElement html = wb.Document.CreateElement("div");                 html.InnerHtml += "<a id=\"popLink\" href=\"\" target=\"_blank\" style=\"display:none;\"></a>";                 wb.Document.Body.AppendChild(html);                   string jsHtml = "";                 jsHtml += "window.open=function(url, title, prop)  ";                 jsHtml += "{";                 jsHtml += "obj = document.getElementById('popLink');  ";                 jsHtml += "obj.style.display='block';  ";                 jsHtml += "obj.href=url;  ";                 jsHtml += "obj.focus();  ";                 jsHtml += "obj.click();  ";                 jsHtml += "obj.style.display='none'  ";                 jsHtml += "} ";                 mshtml.IHTMLDocument2 doc = wb.Document.DomDocument as mshtml.IHTMLDocument2;                 mshtml.IHTMLWindow2 win = doc.parentWindow as mshtml.IHTMLWindow2;                 win.execScript(jsHtml, "javascript");                   #endregion               };             static void wb_NewWindow(object sender, CancelEventArgs e)         {             System.Windows.Forms.WebBrowser web = (System.Windows.Forms.WebBrowser)sender;             string newUrl = web.StatusText.ToString();             showNewWinWithUrlInner(null, newUrl, "", 800, 600, true, false);//自己取到新窗口url后自行处理             e.Cancel = true;         }