diff --git a/lib/layui/lay/okmodules/okTab.js b/lib/layui/lay/okmodules/okTab.js
index 5b815d0..640a05a 100644
--- a/lib/layui/lay/okmodules/okTab.js
+++ b/lib/layui/lay/okmodules/okTab.js
@@ -534,7 +534,11 @@ layui.define(["element", "jquery"], function (exports) {
    };
 
    exports("okTab", function (option) {
-      return new okTab().init(option);
+      if(parent.objOkTab){
+         return parent.objOkTab;
+      }else{
+         return new okTab().init(option);
+      }
    });
 
 
diff --git a/pages/help/navOperate.html b/pages/help/navOperate.html
index abb7ac8..7249155 100644
--- a/pages/help/navOperate.html
+++ b/pages/help/navOperate.html
@@ -24,7 +24,7 @@
    </blockquote>
    <pre lay-title="JavaScript">
    layui.use(function(){
-      var okTab = parent.objOkTab;//获取父级的okTab
+      var okTab = parent.objOkTab;//获取父级的okTab;layui.okTab()不推荐这样获取
       var page = '&lt;div lay-id="add-1" data-url="/pages/user/user.html"&gt;个人中心&lt;/div&gt;';
       okTab.tabAdd(page);
    })
@@ -70,12 +70,11 @@
    }
 </script>
 <script type="text/javascript">
-   layui.use(['element', 'table', 'form', 'jquery', 'okUtils', 'laydate', 'code'], function () {
+   layui.use(['element', 'table', 'form', 'jquery', 'okTab', 'laydate', 'code'], function () {
 
       var $ = layui.jquery,
-         okUtils = layui.okUtils,
          p_layer = parent.layer || layer;
-      var okTab = okUtils.getOkTab();//获取父级的oktab
+      var okTab = layui.okTab();//获取父级的oktab
       var code = layui.code;
       code({
          elem: 'pre'
diff --git a/pages/operation.html b/pages/operation.html
deleted file mode 100644
index 0aa3c85..0000000
--- a/pages/operation.html
+++ /dev/null
@@ -1,193 +0,0 @@
-<!DOCTYPE html>
-<html>
-<head>
-    <meta charset="utf-8">
-    <title>ok-admin v2.0 | 很赞的后台模版</title>
-    <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
-    <meta name="keywords" content="ok-admin v2.0,ok-admin网站后台模版,后台模版下载,后台管理系统模版,HTML后台模版下载">
-    <meta name="description" content="ok-admin v2.0，顾名思义，很赞的后台模版，它是一款基于Layui框架的轻量级扁平化且完全免费开源的网站后台管理系统模板，适合中小型CMS后台系统。">
-    <meta name="renderer" content="webkit">
-    <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
-    <meta name="apple-mobile-web-app-status-bar-style" content="black">
-    <meta name="apple-mobile-web-app-capable" content="yes">
-    <meta name="format-detection" content="telephone=no">
-    <link rel="stylesheet" href="../css/console.css" media="all"/>
-    <script type="text/javascript" src="../lib/echarts/echarts.min.js"></script>
-    <script type="text/javascript" src="../lib/echarts/echarts.theme.js"></script>
-    <script type="text/javascript" src="../lib/echarts/world/js/china.js"></script>
-</head>
-<body class="childrenBody home">
-<div class="layui-row layui-col-space15">
-    <div class="layui-col-xs6 layui-col-md3">
-        <div class="layui-card">
-            <div class="ok-card-body clearfix cart-data">
-                <div class="img-box">
-                    <img src="../images/home-01.png" alt="none"/>
-                </div>
-                <div class="cart-r">
-                    <div class="stat-text incomes-num">0</div>
-                    <div class="stat-heading">收入</div>
-                </div>
-            </div>
-        </div>
-    </div>
-
-    <div class="layui-col-xs6 layui-col-md3">
-        <div class="layui-card">
-            <div class="ok-card-body clearfix cart-data">
-                <div class="img-box">
-                    <img src="../images/home-02.png" alt="none"/>
-                </div>
-                <div class="cart-r">
-                    <div class="stat-text goods-num">0</div>
-                    <div class="stat-heading">商品</div>
-                </div>
-            </div>
-        </div>
-    </div>
-
-    <div class="layui-col-xs6 layui-col-md3">
-        <div class="layui-card">
-            <div class="ok-card-body clearfix cart-data">
-                <div class="img-box">
-                    <img src="../images/home-03.png" alt="none"/>
-                </div>
-                <div class="cart-r">
-                    <div class="stat-text blogs-num">0</div>
-                    <div class="stat-heading">博客</div>
-                </div>
-            </div>
-        </div>
-    </div>
-
-    <div class="layui-col-xs6 layui-col-md3">
-        <div class="layui-card">
-            <div class="ok-card-body clearfix cart-data">
-                <div class="img-box">
-                    <img src="../images/home-04.png" alt="none"/>
-                </div>
-                <div class="cart-r">
-                    <div class="stat-text fans-num">0</div>
-                    <div class="stat-heading">用户</div>
-                </div>
-            </div>
-        </div>
-    </div>
-</div>
-
-<div class="layui-row layui-col-space15">
-    <div class="layui-col-md8">
-        <div class="layui-card">
-            <div class="ok-card-body map-body">
-                <div style="height: 100%;" id="mapOne"></div>
-            </div>
-        </div>
-    </div>
-
-    <div class="layui-col-md4">
-        <div class="layui-card">
-            <div class="ok-card-body map-body">
-                <h4 class="my-card-title">用户排行榜</h4>
-
-                <div class="progress-box clearfix">
-                    <div class="pro-head">
-                        <img src="../images/face.jpg" alt="none"/>
-                    </div>
-                    <div class="pro-data">
-                        <h4 class="por-title">Visits</h4>
-                        <div class="por-txt pro-a">用户比例</div>
-                        <div class="layui-progress" lay-filter="pro-a">
-                            <div class="layui-progress-bar per-bg-a" lay-percent="35%"></div>
-                        </div>
-                    </div>
-                </div>
-
-                <div class="progress-box clearfix">
-                    <div class="pro-head">
-                        <img src="../images/face.jpg" alt="none"/>
-                    </div>
-                    <div class="pro-data">
-                        <h4 class="por-title">Visits</h4>
-                        <div class="por-txt pro-a">用户比例</div>
-                        <div class="layui-progress" lay-filter="pro-b">
-                            <div class="layui-progress-bar per-bg-b" lay-percent="15%"></div>
-                        </div>
-                    </div>
-                </div>
-
-                <div class="progress-box clearfix">
-                    <div class="pro-head">
-                        <img src="../images/face.jpg" alt="none"/>
-                    </div>
-                    <div class="pro-data">
-                        <h4 class="por-title">Visits</h4>
-                        <div class="por-txt pro-c">用户比例</div>
-                        <div class="layui-progress" lay-filter="pro-c">
-                            <div class="layui-progress-bar per-bg-c" lay-percent="20%"></div>
-                        </div>
-                    </div>
-                </div>
-
-                <div class="progress-box clearfix">
-                    <div class="pro-head">
-                        <img src="../images/face.jpg" alt="none"/>
-                    </div>
-                    <div class="pro-data">
-                        <h4 class="por-title">Visits</h4>
-                        <div class="por-txt pro-d">用户比例</div>
-                        <div class="layui-progress" lay-filter="pro-d">
-                            <div class="layui-progress-bar per-bg-d" lay-percent="30%"></div>
-                        </div>
-                    </div>
-                </div>
-            </div>
-        </div>
-    </div>
-</div>
-
-<div class="layui-row layui-col-space15">
-    <div class="layui-col-md6">
-        <div class="layui-card">
-            <div class="ok-card-body clearfix">
-                <table id="userData" lay-filter="userdata"></table>
-            </div>
-        </div>
-    </div>
-    <div class="layui-col-md6">
-        <div class="layui-card">
-            <div class="ok-card-body clearfix">
-                <div class="map-china" id="mapChina"></div>
-            </div>
-        </div>
-    </div>
-</div>
-
-<!--日历-->
-<!--<div class="layui-row layui-col-space15">-->
-<!--<div class="clearfix">-->
-<!--<div id="calendar"></div>-->
-<!--</div>-->
-<!--</div>-->
-</body>
-</html>
-<script type="text/javascript" src="../lib/layui/layui.js"></script>
-<script type="text/javascript" src="../js/console.js"></script>
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
