Viv,
Thanks for looking into it with me.
What I am trying to achieve is acctually really simple. I just want the form go to full size just like IE does when F11 is pressed. I got it working now with some small exceptions, but those exeptions are also present in IE so I think I am good to go.

Einar

>Hi,
>
>OK - I see what you mean. But, for me, the PreviewKeyDown fires except when the document area itself 'has focus'. It the PDF Reader toolbar has focus then I get the event. I suppose this is dealing with an ActiveX actually hosting a second ActiveX (the PDF Reader) :-{
>
>And just to confuse matters more I see that the PreviewKeyDown fires *twice* for each keypress on the WebBrowser control.
>
>Don't know what the solution might be. What are you trying to achieve?
>Best,
>Viv