pend 1,000 rows</button>
                        </div>
                        <div class="col-sm-6 smallpad">
                            <button type='button' class='btn btn-primary btn-block' id='update'>Update every 10th row</button>
                        </div>
                        <div class="col-sm-6 smallpad">
                            <button type='button' class='btn btn-primary btn-block' id='clear'>Clear</button>
                        </div>
                        <div class="col-sm-6 