public void axWebBrowser1_NavigateComplete2(object sender, AxSHDocVw.DWebBrowserEvents2_NavigateComplete2Event e)
{
Object o = e.pDisp;
Object oDocument = o.GetType().InvokeMember("Document",BindingFlags.GetProperty,null,o,null);
Object oApplication = o.GetType().InvokeMember("Application",BindingFlags.GetProperty,null,oDocument,null);
//Object oName = o.GetType().InvokeMember("Name",BindingFlags.GetProperty ,null,oApplication,null);
//由于打开的是excel文件，所以这里的oApplication 其实就是Excel.Application
Excel.Application eApp =(Excel.Application)oApplication;//这样就可以象上文中所述来操作Excel了。
}