add note about ML

documentation.html

@@ -53,7 +53,7 @@ <h2 class="section-title">Localization</h2>
 	<a name="multimedia"></a>
 			  <h2 class="section-title">Multimedia Overlay Features</h2>
 			 <p>
-			 	Multimedia annotations are supported. Those can be created with Mac Preview.app or Adobe Acrobat. Create a URL annotation and use pspdfkit:// as the url scheme instead of http. The system will auto-detect the correct end correct point. Supported are:
+			 	Multimedia annotations are supported. Those can be created with Mac Preview.app* or Adobe Acrobat. Create a URL annotation and use pspdfkit:// as the url scheme instead of http. The system will auto-detect the correct end correct point. Supported are:
 		</p><br>
 
 		<ul>
@@ -75,6 +75,8 @@ <h2 class="section-title">Multimedia Overlay Features</h2>
 	<p>You can enable autostart with adding the option like here: pspdfkit://[autostart:true]devimages.apple.com/iphone/samples/bipbop/bipbopall.m3u8</p><br>
 
 	<p>Note: YouTube-Links are not displayed as a inline-thumbnail on the iPhone if the PSPDFViewController is displayed modally. This is a workaround for a known Apple bug, where the UINavigationController breaks after the control returns from fullscreen.</p>
+
+	<p>(*) Starting with Mountain Lion (DP3), the URL linking feature in Preview.app is missing. Either use Adobe Acrobat or (a cheaper, nicer variant) <a href="http://itunes.apple.com/us/app/pdfpenpro-for-mac/id403758325?mt=12">PDFpen</a> </p>
 		</div>
 
 	<div id="troubleshooting" class="col-full section">