>It appears that in the beta version of visual c# 2005 a webbrowser control is added to the winforms controls. You are using the webbrowser activex control.
>
>I have done some (re)search and it appears that if you want use the execScript working (or webbrowser's document DOM in general)you have to get a reference (in your references) to mshtml.dll. You can do this by 1) right-clicking in the solution explorer 2) add Microsoft HTML Object Library in the COM tab.
>
>I have done this, created a simple form with an activex webbrowser and button. It works great for me using the blank.html explained in my previous post, look if you can adjust it to your needs and vb.net:

I have added the COM reference to the project. Then, I do this:

        Log.Document.GetElementById("DivInner").InnerHtml = lcHTMLWebService
        Dim MyDocument As mshtml.HTMLDocument = Log.Document
        MyDocument.parentWindow.execScript("Go()", "JavaScript")

I obtain No such interface supported.