ref="#" class="dropdown-toggle" data-toggle="dropdown">
              <i class="fa fa-envelope-o"></i>
              <span class="label label-success">4</span>
            </a>
            <ul class="dropdown-menu">
              <li class="header">You have 4 messages</li>
              <li>
                <!-- inner menu: contains the actual data -->
                <ul class="menu">
                  <li><!-- start message -->
                    <a href="#">
                      <div class="pull-left">