on>
                  </div>
                </div><!-- /.box-header -->
                <div class="box-body">
                  <div class="row">
                    <div class="col-md-3 col-sm-6 col-xs-6 text-center">
                      <input type="text" class="knob" value="80" data-skin="tron"  data-thickness="0.2" data-width="90" data-height="90" data-fgColor="#3c8dbc" data-readonly="true">
                      <div class="knob-label">data-width="90"</div>
                    </div><!-- ./col -->
