diff --git a/js/echartsData.js b/js/echartsData.js
index 9ee43e5..70e6662 100644
--- a/js/echartsData.js
+++ b/js/echartsData.js
@@ -560,12 +560,12 @@ layui.define(function (exports) {
     ];
 
   exports('echartsData', {
-    mapTree,
-    mapCircle,
-    mapChina3,
-    mapChina2,
-    mapChina,
-    Address
+    mapTree:mapTree,
+    mapCircle:mapCircle,
+    mapChina3:mapChina3,
+    mapChina2:mapChina2,
+    mapChina:mapChina,
+    Address:Address
   });
 });
 
diff --git a/js/mapTest.js b/js/mapTest.js
index f4d2c71..98b2726 100644
--- a/js/mapTest.js
+++ b/js/mapTest.js
@@ -317,9 +317,9 @@ layui.define(function (exports) {
     };
 
     exports('mapTest', {
-        option_a,
-        option_b,
-        option_c,
-        option_d
+        option_a:option_a,
+        option_b:option_b,
+        option_c:option_c,
+        option_d:option_d
     });
 });
diff --git a/js/okadmin.js b/js/okadmin.js
index 42cec5c..300548b 100644
--- a/js/okadmin.js
+++ b/js/okadmin.js
@@ -74,11 +74,11 @@ layui.use(['element', 'layer', 'okUtils', 'okTab'], function () {
   });
   $("body").on("click", "#fullScreen", function () {
     if ($(this).children("i").hasClass("okicon-screen-restore")) {
-      screenFun(2).then(() => {
+      screenFun(2).then(function(){
         $(this).children("i").eq(0).removeClass("okicon-screen-restore");
       });
     } else {
-      screenFun(1).then(() => {
+      screenFun(1).then(function(){
         $(this).children("i").eq(0).addClass("okicon-screen-restore");
       });
     }
@@ -90,7 +90,8 @@ layui.use(['element', 'layer', 'okUtils', 'okTab'], function () {
    * num为1代表全屏
    * num为2代表退出全屏
    */
-  function screenFun(num = 1) {
+  function screenFun(num) {
+    num = num || 1;
     num = num * 1;
     var docElm = document.documentElement;
     
@@ -119,7 +120,7 @@ layui.use(['element', 'layer', 'okUtils', 'okTab'], function () {
         break;
     }
     
-    return new Promise((res, rej) => {
+    return new Promise(function(res, rej){
       res("返回值");
     });
   }
@@ -145,7 +146,7 @@ layui.use(['element', 'layer', 'okUtils', 'okTab'], function () {
       content: "ok-admin v2.0上线啦(^し^)<br />" +
         "在此郑重承诺该模板<span style='color:#5cb85c'>永久免费</span>为大家提供" +
         "<br />若有更好的建议欢迎<span id='noticeQQ'>加入QQ群</span>一起聊",
-      yes: (index) => {
+      yes: function(index){
         if (srcWidth > 800) {
           layer.tips('公告跑到这里去啦', '#notice', {
             tips: [1, '#000'],
@@ -155,7 +156,7 @@ layui.use(['element', 'layer', 'okUtils', 'okTab'], function () {
         sessionStorage.setItem("notice", "true");
         layer.close(index);
       },
-      cancel: (index) => {
+      cancel: function(index){
         if (srcWidth > 800) {
           layer.tips('公告跑到这里去啦', '#notice', {
             tips: [1, '#000'],
diff --git a/lib/layui/lay/okmodules/countUp.js b/lib/layui/lay/okmodules/countUp.js
index cf703f1..16c0bce 100644
--- a/lib/layui/lay/okmodules/countUp.js
+++ b/lib/layui/lay/okmodules/countUp.js
@@ -39,15 +39,20 @@ layui.define(['jquery'], function (exports) {
         argums.target = $(argums.target)[0];
         argums.endVal = argums.endVal || $($(argums.target)[0]).text();
 
-        var {
+        /*var {
             target,
             startVal,
             endVal,
             decimals,
             duration,
             options
-        } = argums;// 这里是ES6语法
-
+        } = argums;// 这里是ES6语法*/
+        var target = argums.target,
+           startVal = target.startVal,
+           endVal = target.endVal,
+           decimals = target.decimals,
+           duration = target.duration,
+           options = target.options;
         var self = this;
         self.version = function () {
             return "1.9.2"
diff --git a/lib/layui/lay/okmodules/okTab.js b/lib/layui/lay/okmodules/okTab.js
index 3fccd42..51bddf5 100644
--- a/lib/layui/lay/okmodules/okTab.js
+++ b/lib/layui/lay/okmodules/okTab.js
@@ -115,7 +115,9 @@ layui.define(["element", "jquery"], function (exports) {
   okTab.prototype.tab = function () {
     var that = this;
     var filter = this.tabConfig.tabFilter;
-    element.on(`tab(${filter})`, function (data) {
+    // "hello {0}".format("world");
+    //`tab(${filter})`
+    element.on("tab({0})".format(filter), function (data) {
       var index = data.index;//点击的某个tab索引
       var elSuper = $(".ok-tab"),//视窗元素
         elMove = $(".ok-tab-title"),//移动的元素
@@ -129,7 +131,8 @@ layui.define(["element", "jquery"], function (exports) {
   okTab.prototype.tabDelete = function () {
     var that = this;
     var filter = this.tabConfig.tabFilter;
-    element.on(`tabDelete(${filter})`, function (data) {
+    //`tabDelete(${filter})`
+    element.on("tabDelete({0})".format(filter), function (data) {
       // that.navMove("right");
     });
   };
@@ -184,12 +187,13 @@ layui.define(["element", "jquery"], function (exports) {
         layer.msg('最多只能同时打开' + openTabNum + '个选项卡哦。不然系统会卡的！');
         return;
       }
+      var contentIframe = ("<iframe src='{0}' lay-id='{1}'"+
+         "frameborder='0' scrolling='yes' width='100%' height='100%'>"+
+         "</iframe>").format(url,tabId);
       element.tabAdd(tabFilter, {
-        title: html
-        , content: `
-                <iframe src='${url}' lay-id='${tabId}' frameborder="0" scrolling="yes" width="100%" height="100%"></iframe>
-            `
-        , id: tabId
+         title: html,
+         content: contentIframe,
+         id: tabId
       });
       
       // 切换选项卡
@@ -320,7 +324,8 @@ layui.define(["element", "jquery"], function (exports) {
    * 2：代表关闭其他标签页
    * 3：代表关闭所有标签页
    */
-  okTab.prototype.tabClose = function (num = 1) {
+  okTab.prototype.tabClose = function (num) {
+    num = num || 1;
     num = num * 1;//强制转换成数字
     var that = this;
     let openTabs = $('.ok-tab-title > li strong[lay-id]').not('strong[is-close=false]'),//获取已打开的tab元素(除开不会被关闭的导航)
diff --git a/lib/layui/lay/okmodules/okUtils.js b/lib/layui/lay/okmodules/okUtils.js
index eb7859f..0dd0bd0 100644
--- a/lib/layui/lay/okmodules/okUtils.js
+++ b/lib/layui/lay/okmodules/okUtils.js
@@ -4,7 +4,7 @@ layui.define(["jquery"], function (exprots) {
     getBodyWidth: function () {
       return document.body.scrollWidth;//body的总宽度
     },
-    echartsResize(...elemnt) {
+    echartsResize: function(elemnt) {
       /*
       * 主要用于对echart视图自动适应宽度
       * elemnt:可变参数
@@ -13,7 +13,8 @@ layui.define(["jquery"], function (exprots) {
       * var mapTree2 = echarts.init($("#mapOne")[0], "mytheme");
       * resize(mapTree,mapTree2);
       * */
-      window.addEventListener("resize", () => {
+      elemnt = elemnt || [];
+      window.addEventListener("resize", function(){
         for (var i = 0; i < elemnt.length; i++) {
           elemnt[i].resize();
         }
diff --git a/lib/layui/layui.js b/lib/layui/layui.js
index 87b5f8a..ee2b22e 100644
--- a/lib/layui/layui.js
+++ b/lib/layui/layui.js
@@ -1,5 +1,29 @@
 /** layui-v2.5.4 MIT License By https://www.layui.com */
-;!function (e) {
+if (!Object.assign) {
+  Object.defineProperty(Object, "assign", {
+    enumerable: false,
+    configurable: true,
+    writable: true,
+    value: function(target, firstSource) {
+      "use strict";
+      if (target === undefined || target === null)
+        throw new TypeError("Cannot convert first argument to object");
+      var to = Object(target);
+      for (var i = 1; i < arguments.length; i++) {
+        var nextSource = arguments[i];
+        if (nextSource === undefined || nextSource === null) continue;
+        var keysArray = Object.keys(Object(nextSource));
+        for (var nextIndex = 0, len = keysArray.length; nextIndex < len; nextIndex++) {
+          var nextKey = keysArray[nextIndex];
+          var desc = Object.getOwnPropertyDescriptor(nextSource, nextKey);
+          if (desc !== undefined && desc.enumerable) to[nextKey] = nextSource[nextKey];
+        }
+      }
+      return to;
+    }
+  });
+}
+!function (e) {
   "use strict";
   var okmodules = {
     "okTab": "okmodules/okTab",