复选框左右移动

<div class="modal fade" id="configStaff" tabindex="-2" role="dialog" aria-labelledby="exampleModalLabel" data-backdrop="static">
    <div class="modal-dialog" role="document" style="width: 60%;">
        <div class="modal-content">
            <div class="modal-header">
                <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button>
                <h3 class="modal-title" id="exampleModalLabel">配置员工</h3>
            </div>
            <div class="modal-body" style="height: 500px;overflow:auto; ">

                <div class="row">
                    <!--<div class="col-xs-6">-->
                        <!--<div class="input-group">-->
                                <!--<span>-->
                                    <!--<input type="text" class="form-control" id="staffOrganizeCodeName_form" readonly style="width: 60%" placeholder="请选择部门">-->
                                    <!--<span class="input-group-btn">-->
                                        <!--<button class="btn btn-primary" onclick="showStaffOrganizationDiv();"><i class="fa"></i> 选择部门</button>-->
                                    <!--</span>-->
                                <!--</span>-->
                        <!--</div>-->
                    <!--</div>-->
                    <div class="col-xs-6">
                        <div class="input-group">
                            <input type="hidden" id="staffOrganizeCode_form"/>
                            <input type="text" class="form-control" id="staffName" name="staffName" placeholder="员工编号、姓名、手机号">
                            <input type="hidden" class="form-control" id="superStaffNumber" name="superStaffNumber" placeholder="编辑的员工">
                            <input type="hidden" class="form-control" id="relationType" name="relationType" value = '1' placeholder="关系类型">
                            <span class="input-group-btn">
                                    <button class="btn btn-primary" onclick="queryConfigStaffInfo();"><i class="fa fa-search"></i> 查询</button>
                                    <button class="btn btn-white" onclick="clearStaffOrganization();"><i class="fa fa-eraser"></i> 清空</button>
                                </span>
                        </div>
                    </div>
                </div>

                <div class="row">
                    <div class="col-xs-5">
                        <select name="from" id="multiselect" class="form-control" size="8" multiple="multiple" style="height: 400px;">
                        </select>
                    </div>

                    <div class="col-xs-2" style="height: 400px;padding-top: 100px">
                        <button type="button" id="multiselect_rightAll" class="btn btn-block"><i class="glyphicon glyphicon-forward"></i></button>
                        <button type="button" id="multiselect_rightSelected" class="btn btn-block"><i class="glyphicon glyphicon-chevron-right"></i></button>
                        <button type="button" id="multiselect_leftSelected" class="btn btn-block"><i class="glyphicon glyphicon-chevron-left"></i></button>
                        <button type="button" id="multiselect_leftAll" class="btn btn-block"><i class="glyphicon glyphicon-backward"></i></button>
                    </div>

                    <div class="col-xs-5">
                        <select name="to" id="multiselect_to" class="form-control" size="8" multiple="multiple" style="height: 400px;"></select>
                    </div>
                </div>
            </div>

            <div class="modal-footer">
                <button type="button" class="btn btn-default" data-dismiss="modal"><i class="fa fa-close"></i> 关闭</button>
            </div>
        </div>
    </div>
</div>


效果图：

两个 Select 左右移动

引用插件： Multiselect v2.3.11