anchor.diff:    <div id="lesson-plan-multi-milestone" class="modal hide fade" data-backdrop="static">
       <form class="lesson-plan-milestone-generator-form">
         <div class="modal-header">
  -        <h3>Period Generator</h3>
  +        <h3>Milestone Generator</h3>
         </div>
         <div class="modal-body hidden">
           <div id="modal-loading">
  
positive.code:         
          <div class="control-group">
            <label class="control-label" for="input-start-milestones">
              What day should the first period start on?
            </label>
            <div class="controls">
              <div class="datepicker input-append date">
  
negative.code:       <div class="modal-body">
          <div class="control-group">
            <label class="control-label" for="input-length-milestones">
              How long is each milestone, in days?
            </label>
            <div class="controls">
              <input type="number" id="input-length-milestones" required="required">
  