Hat sich erledigt, bin vom Schlauch runter xD
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<p onmouseover='document.getElementById("contentarea").style.visibility = "hidden"'; onmouseout='document.getElementById("contentarea").style.visibility = "visible"';>Fahr mit der Maus über mich!</p>
<p style="cursor: pointer;" onclick='document.getElementById("contentarea").style.visibility = (document.getElementById("contentarea").style.visibility == "visible")?"hidden":"visible";'>Klick mich</p>
<a href="javascript:doPage('http://www.wizards.com/dci/downloads/MTG_MTR_1Jul10_EN.pdf');">Test</a>
<a href="javascript:doPage('http://www.mccms.mediacluster.de/media/0000000043.pdf');">Test2</a>
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