how to use attachedhandlerevent event in wpf webbrowser cont

Question

how to use attachedhandlerevent event in wpf webbrowser control

 

var div = webBrowser1.Document as mshtml.HTMLDocument;

IHTMLElement target = div.getElementById("tabcontent");

if (target != null)

{

target.AttachEventHandler("onpropertychange", handler);

}//I am getting error in AttachEventHandler

It shows mshtml.ihtmlelement does not contain a definition for AttachEventHandler.