,
                    btnCls: 'cubeui-btn-orange',
                    iconCls: 'fa fa-hand-o-down'
                }">降级工作节点</a>

            <a  href="javascript:void(0)" data-toggle='cubeui-menubutton' data-options="{
                    onClick:function(){
                        removeLease();
                    },
                    extend: '#nodesDg-toolbar',
                    btnCls: 'cubeui-btn-red',
                    iconCls: 'fa fa-times'
                }">删除节点</a>

   