anchor.diff:          
           <div class="control-group">
             <label class="control-label" for="input-start-milestones">
  -            What day should the first milestone start on?
  +            What day should the first period start on?
             </label>
             <div class="controls">
               <div class="datepicker-past input-append date">
  
positive.code:           </div>
          </div>
        </div>
        <div class="modal-body">
          <div class="control-group">
            <label class="control-label" for="input-number-milestones">
              How many milestones should we create?
            </label>
            <div class="controls">
              <input type="number" id="input-number-milestones" required="required">
  
negative.code:       <h1>Lesson Plan</h1>
        <% if can? :manage, LessonPlanEntry %>
        <%= link_to "New Entry", new_course_lesson_plan_entry_path(), :class => "btn btn-primary" %>
        <%= link_to "New Period", new_course_lesson_plan_milestone_path(), :class => "btn btn-success" %>
        <a id="lesson-plan-open-milestone-generator" data-toggle="modal" data-target="#lesson-plan-multi-milestone" class="btn btn-warning">
          Generate Periods
        </a>
        <% end %>
      </div>
  