Fix a rare bug where the board list would be incomplete.

4chan_x.user.js

@@ -1048,7 +1048,7 @@
           return;
         }
         $.asap((function() {
-          return $.id('boardNavDesktop');
+          return $.id('boardNavMobile');
         }), Header.setBoardList);
         return $.prepend(d.body, headerEl);
       });

src/features.coffee

@@ -34,7 +34,9 @@ Header =
 
     $.asap (-> d.body), ->
       return unless Main.isThisPageLegit()
-      $.asap (-> $.id 'boardNavDesktop'), Header.setBoardList
+      # Wait for #boardNavMobile instead of #boardNavDesktop,
+      # it might be incomplete otherwise.
+      $.asap (-> $.id 'boardNavMobile'), Header.setBoardList
       $.prepend d.body, headerEl
 
   setBoardList: ->