el label-success">4</span>
            </a>
            <ul class="dropdown-menu">
              <li class="header">你有4个消息</li>
              <li>
                <!-- inner menu: contains the actual data -->
                <ul class="menu">
                  <li><!-- start message -->
                    <a href="#">
                      <div class="pull-left">
                        <img src="../../dist/img/user2-160x160.jpg" class="img-circle" alt="User Image">
                      </div>
 