anchor.diff:        <%= t('signed', scope: i18nscope) %>
       </div>
     </div>
  -  <!-- form for accepting time sheet -->
  +  <%# form for accepting time sheet %>
     <%= form_for @time_sheet, url: accept_reject_time_sheet_path(@time_sheet), method: :get do |f| %>
   
  -    <!-- accept button -->
  +    <%# accept button %>
       <div class="row">
         <div class="col-md-12">
  -        <!-- if user has not set a signature: promt him here and disable button -->
  +        <%# if user has not set a signature: prompt him here and disable button %>
           <% if current_user.signature.nil? %>
             <%= t('signature_warning') %>
             <%= link_to t('helpers.application_tabs.profile'), user_path(current_user), class: 'btn btn-default btn-xs' %><br/><br/>
             <%= f.submit t('accept', scope: i18nscope), class: 'btn btn-success btn-block', disabled: "disabled" %>
  -        <!-- else render buttons normally -->
  +        <%# else render buttons normally %>
           <% else %>
  -          <!-- sign check box -->
  +          <%# sign check box %>
             <div class="control-group" style="text-align: center;">
               <%= f.check_box :wimi_signed %>
               <%= f.label t('add_signature', scope: i18nscope) %>
  
positive.code:       </div>
      </div>
  
      <!-- reject message and button-->
      <div class="row vertical-align">
        <div class='col-sm-12'>
          <div class="form-group">
  
negative.code: <% i18nscope = 'time_sheets.show_footer' %>
  
  <%# wimi can accept time sheet here %>
  <% if @time_sheet.status.include? 'pending' %>
    <%# signed by hiwi status %>
    <div class="row">
      <div class="col-md-12">
        <%= t('document_was', scope: i18nscope) %>
  