anchor.diff:            <!-- Collap -->
             <div class="bs-example">
             <p>
  -            <a class="btn btn-primary collapsed" role="button" data-toggle="collapse" href="#collapse-<%= attachment.id %>" aria-expanded="false" aria-controls="collapseExample">
  +            <a class="btn btn-info collapsed" role="button" data-toggle="collapse" href="#collapse-<%= attachment.id %>" aria-expanded="false" aria-controls="collapseExample">
                 Ver Archivo
               </a>
             </p>
  
positive.code:   <hr size="1" />
    <h4 align="left">Adjuntos:</h4>
  
    <table  class="table table-striped">
      <thead>
        <tr>
          <th>Nro.</th>
  
negative.code:         </tr>
          <!-- Collapsed -->
          <tr>
            <td colspan="4" >
              <div style="height: 0px;" aria-expanded="false" class="collapse" id="collapse-<%= attachment.id %>">
                <div class="well">
                  <!--/show attach -->
  