Disable the fixed context bar if the content is already to big

src/IDF/templates/idf/base.html

@@ -98,6 +98,7 @@ $(document).ready(function(){
              $('div#context').offset().top + $('div#context').height() <
              $(window).height();
     });
+    $(window).resize();
 });
 //]]>{/literal}
 </script>{/if}