                           <label for="name">领导者姓名</label>
                                            <input id="leaderName" type="text" class="form-control"
                                                   name="leaderName" autofocus required="required"
                                                   data-toggle="popover" data-placement="top"
                                                   data-content="">
                                            <span id="userNameError"></span>
     