Escape ampersand properly in XML

dddsample/src/site/xdoc/screencast.xml

@@ -13,10 +13,10 @@
         Here's a 10 minute screencast that shows the different interfaces in action.
       </p>
       <object width="425" height="344">
-        <param name="movie" value="http://www.youtube.com/v/eA8xgdtqqs8&hl=en&fs=1"></param>
+        <param name="movie" value="http://www.youtube.com/v/eA8xgdtqqs8&amp;hl=en&amp;fs=1"></param>
         <param name="allowFullScreen" value="true"></param>
         <param name="allowscriptaccess" value="always"></param>
-        <embed src="http://www.youtube.com/v/eA8xgdtqqs8&hl=en&fs=1" type="application/x-shockwave-flash"
+        <embed src="http://www.youtube.com/v/eA8xgdtqqs8&amp;hl=en&amp;fs=1" type="application/x-shockwave-flash"
                allowscriptaccess="always" allowfullscreen="true" width="425" height="344"></embed>
       </object>
     </section>