knob" value="-80" data-min="-150" data-max="150" data-width="90" data-height="90" data-fgColor="#00a65a">
                      <div class="knob-label">Server Load</div>
                    </div><!-- ./col -->
                    <div class="col-md-3 col-sm-6 col-xs-6 text-center">
                      <input type="text" class="knob" value="40" data-width="90" data-height="90" data-fgColor="#00c0ef">
                      <div class="knob-label">Disk Space</div>
                    </div><!-- ./col -->
  