    <div class="chart tab-pane active" id="revenue-chart" style="position: relative; height: 300px;"></div>
                  <div class="chart tab-pane" id="sales-chart" style="position: relative; height: 300px;"></div>
                </div>
              </div><!-- /.nav-tabs-custom -->

              <!-- Chat box -->
              <div class="box box-success">
                <div class="box-header">
                  <i class="fa fa-comments-o"></i>
                  <h3 class="box-title">Chat</h3>
  