r={{_('Identifier Type')|safe|tojson}}></td>';
    line += '<td><input type="text" class="form-control" name="identifier-val-'+ rand_id +'" required="required" placeholder={{_('Identifier Value')|safe|tojson}}></td>';
    line += '<td><a class="btn btn-default" onclick="removeIdentifierLine(this)">{{_('Remove')}}</a></td>';
    line += '</tr>';
    $("#identifier-table").append(line);
  });
  function removeIdentifierLine(el) {
    $(el).parent().parent().remove();
  }
  function coverDimensions(el) {
    v