bootstrap 如何给标签页 右侧动态添加按钮

Question

1、怎么实现给标签页右侧添加按钮2、     <div class="panel panel-default">                  <div class="panel-heading">                       <ul id="myTab" class="nav nav-tabs">                            <li class="active">                               <a href="#home" data-toggle="tab">                              查看                              </a>                                                      </li>                            <li><a href="#suspect" data-toggle="tab">ios</a></li>                            <li style="float:right;"><a href="#" class="edit" data-toggle="tab">编辑</a></li>                            <li style="float:right;display:none;"><a href="#" class="add" data-toggle="tab">添加</a></li>                     </ul>                   </div></div>js3、具体实现的效果是这样的当我点击案件查看时，显示右侧编辑，当我点ios时标签页右侧显示添加通过js控制一直不能实现