Bildwechsel + Usemap

[Andy123]

<div id="notebook_closed" style="visibility:visible">
<div id="notebook_open" style="visibility:hidden">

<input type="button" value="Öffnen" onClick="getElementById('notebook_closed').style.visibility='hidden';getElementById('notebook_open').style.visibility='visible'">

Sehr schön!
werd ich gleich mal ausprobieren.