--- a/light/Overview.html	Wed Jan 23 14:10:33 2013 +0200
+++ b/light/Overview.html	Wed Jan 23 14:21:02 2013 +0200
@@ -261,6 +261,10 @@
             Direct sunlight, or similarly bright conditions that make it hard
             to see things that aren't high-contrast.
           </dd>
+          <dt>&zwj;</dt>
+          <dd>
+            (empty string)
+          </dd>
         </dl>
         <dl title="dictionary LightLevelEventInit : EventInit" class='idl'>
           <dt>