anchor.diff:  <table class="table">
     <thead>
       <tr>
  -      <th class="col-sm-5">Name</th>
  +      <th class="col-sm-4">Name</th>
         <th class="col-sm-1">Role</th>
         <th class="col-sm-4">Section</th>
         <th class="col-sm-2"><% if type == first_section_type %>Re-enroll?<% end %></th>
  
positive.code:           }
          }
        }
        $check.removeClass("hidden");
      });
      return false; // prevents normal behaviour
    }).map(function() {
  
negative.code:       $("#success_" + $form.find("input[name='id']").val()).addClass("hidden");
      });
    });
    $("select, input[type!='submit']").change(function(e) {
       $(e.target).parents("tr").find("input[type='submit']").attr("disabled", false).removeClass("hidden");
       $(e.target).parents("tr").find("i.text-success").addClass("hidden");
       $(e.target).parents("tr").find("i.text-danger").addClass("hidden");
    });
  </script>
  