anchor.diff:                                  <div class="col-xs-6">
                                       <%-- TODO filter --%>
                                       <div class="input-group">
  -                                        <input type="text" id="filter"
  +                                        <input type="text" id="filter" onKeyUp="filterBooks(this)"
                                               placeholder="Filter" class="form-control" />
                                           <span class="input-group-addon"> <i
                                               class="glyphicon glyphicon-filter"> </i>
  
positive.code:                         });
                  $("#selected-books").val(data.join(","));
              }
              $(function() {
                  var selected = $("#selected-books").val().split(',');
                  $("#available-table tbody tr").each(function() {
  
negative.code:                         selectRow(this);
                      }
                  });
                  filterBooks($("#filter"));
              });
          </script>
      </jsp:attribute>
  