hreads">
                                <p id="legendTimeVsThreads" hidden></p>
                                <ul id="choicesTimeVsThreads" class="legend"></ul>
                            </div>
                        </div>
                        <!-- /.panel-body -->
                    </div>
                    <!-- /.panel -->
                </div>
                <div class="col-lg-12 portlet" id="responseTimeDistribution">
                    <div class="panel panel-default">
                 