anchor.diff:    }
   });
   
  -// press shift+n for new annotation modal to appear
  +// Press shift+n for new annotation modal to appear
   Mousetrap.bind('shift+n', function(e) {
     if ($('#annotation_dialog:visible').length == 0) {
       make_new_annotation();
     }
   });
   
  -// when shift+enter is pressed and the annotation modal is open, submit it
  +// When shift+enter is pressed and the annotation modal is open, submit it
   Mousetrap.bind('shift+enter', function(e) {
     if ($('#annotation_dialog:visible').length) {
       e.preventDefault();
  
positive.code:   }
  });
  
  // when enter is pressed, and there is an active rubric selected, trigger select and collapse
  Mousetrap.bind('enter', function(e) {
    if ($('.active-rubric').length) {
      e.preventDefault();
  
negative.code:   }
  });
  
  // When on rubric criteria, use the arrow keys to hover over the next rubric
  Mousetrap.bind('down', function(e) {
    $current_criteria = $('.active-criterion');
    if ($current_criteria.length &&
  