diff --git a/themes/yilia/layout/_partial/article.ejs b/themes/yilia/layout/_partial/article.ejs
index 4fee213..fe7ceef 100644
--- a/themes/yilia/layout/_partial/article.ejs
+++ b/themes/yilia/layout/_partial/article.ejs
@@ -11,9 +11,6 @@
     <div class="article-entry" itemprop="articleBody">
       <% if (post.excerpt && index){ %>
         <%- post.excerpt %>
-        <% if (theme.excerpt_link) { %>
-          <a class="article-more-a" href="<%- url_for(post.path) %>#more"><%= theme.excerpt_link %> >></a>
-        <% } %>
       <% } else { %>
         <%- post.content %>
       <% } %>
@@ -78,24 +75,7 @@
 <% } %>
 <%- partial('_partial/aside') %>
 
-
 <% if (!index && post.comments){ %>
-  <% if (theme.duoshuo){ %>
-  <%- partial('post/duoshuo', {
-      key: post.slug,
-      title: post.title,
-      url: config.url+url_for(post.path)
-    }) %>
-  <% } %>
-  
-  <% if (theme.wangyiyun){ %>
-  <%- partial('post/wangyiyun', {
-      key: post.slug,
-      title: post.title,
-      url: config.url+url_for(post.path)
-    }) %>
-  <% } %>
-
   <% if (theme.changyan_appid && theme.changyan_conf){ %>
   <%- partial('post/changyan', {
       key: post.slug,
@@ -105,21 +85,21 @@
   <% } %>
 
   <% if (theme.disqus || config.disqus_shortname){ %>
-    <section id="comments">
-      <div id="disqus_thread"></div>
-        <script type="text/javascript">
-        /* * * CONFIGURATION VARIABLES: EDIT BEFORE PASTING INTO YOUR WEBPAGE * * */
-        var disqus_shortname = '<%= theme.disqus || config.disqus_shortname %>'; // required: replace example with your forum shortname
+  <section id="comments">
+    <div id="disqus_thread"></div>
+      <script type="text/javascript">
+      /* * * CONFIGURATION VARIABLES: EDIT BEFORE PASTING INTO YOUR WEBPAGE * * */
+      var disqus_shortname = '<%= theme.disqus || config.disqus_shortname %>'; // required: replace example with your forum shortname
 
-        /* * * DON'T EDIT BELOW THIS LINE * * */
-        (function() {
-          var dsq = document.createElement('script'); dsq.type = 'text/javascript'; dsq.async = true;
-          dsq.src = '//' + disqus_shortname + '.disqus.com/embed.js';
-          (document.getElementsByTagName('head')[0] || document.getElementsByTagName('body')[0]).appendChild(dsq);
-        })();
-      </script>
-      <noscript>Please enable JavaScript to view the <a href="https://disqus.com/?ref_noscript">comments powered by Disqus.</a></noscript>
-    </section>
+      /* * * DON'T EDIT BELOW THIS LINE * * */
+      (function() {
+        var dsq = document.createElement('script'); dsq.type = 'text/javascript'; dsq.async = true;
+        dsq.src = '//' + disqus_shortname + '.disqus.com/embed.js';
+        (document.getElementsByTagName('head')[0] || document.getElementsByTagName('body')[0]).appendChild(dsq);
+      })();
+    </script>
+    <noscript>Please enable JavaScript to view the <a href="https://disqus.com/?ref_noscript">comments powered by Disqus.</a></noscript>
+  </section>
   <% } %>
 
   <% if(theme.gitalk.enable){ %>
diff --git a/themes/yilia/layout/_partial/mobile-nav.ejs b/themes/yilia/layout/_partial/mobile-nav.ejs
index 6ece96a..8e2f0c9 100644
--- a/themes/yilia/layout/_partial/mobile-nav.ejs
+++ b/themes/yilia/layout/_partial/mobile-nav.ejs
@@ -15,12 +15,8 @@
 			<% if (theme.subtitle){ %>
 			<p class="header-subtitle"><i class="icon icon-quo-left"></i><%=theme.subtitle%><i class="icon icon-quo-right"></i></p>
 			<% } %>
-			<% var count = 0%>
-			<% for (var i in theme.menu){ %>
-				<% count++ %>
-			<% } %>
-			<% var ulWidth = count > 2 ? '70%' : '50%' %>
-			
+			<% var count = Object.keys(theme.menu).length 
+			var ulWidth = count > 2 ? '70%' : '50%' %>
 			<nav class="header-nav">
 				<div class="social">
 					<% for (var i in theme.subnav){ %>
diff --git a/themes/yilia/layout/_partial/post/wangyiyun.ejs b/themes/yilia/layout/_partial/post/wangyiyun.ejs
deleted file mode 100644
index cbd2bb4..0000000
--- a/themes/yilia/layout/_partial/post/wangyiyun.ejs
+++ /dev/null
@@ -1,10 +0,0 @@
-<div id="cloud-tie-wrapper" class="cloud-tie-wrapper"></div>
-<script>
-  var cloudTieConfig = {
-    url: "<%=url%>", 
-    sourceId: "<%=key%>",
-    productKey: "<%=theme.wangyiyun%>",
-    target: "cloud-tie-wrapper"
-  };
-</script>
-<script src="//img1.cache.netease.com/f2e/tie/yun/sdk/loader.js"></script>
\ No newline at end of file
diff --git a/themes/yilia/layout/_partial/script.ejs b/themes/yilia/layout/_partial/script.ejs
index 82530be..2e6ffb9 100644
--- a/themes/yilia/layout/_partial/script.ejs
+++ b/themes/yilia/layout/_partial/script.ejs
@@ -1 +1 @@
-<%- js('js/mobile.04379a910e1ff32f2a41.js') %> <%- js('js/slider.a725c75e59c2eeae98e0.js') %> <%- js('js/main.254cebd259c4777bdd2e.js') %>
\ No newline at end of file
+<%- js('js/mobile.ea63a7925e7ff5c87e64.js') %> <%- js('js/slider.6142a9af4c6883a7d429.js') %> <%- js('js/main.361198a3fa95601c34df.js') %>
\ No newline at end of file
diff --git a/themes/yilia/layout/_partial/tools.ejs b/themes/yilia/layout/_partial/tools.ejs
index 57d13b0..0f43b7e 100644
--- a/themes/yilia/layout/_partial/tools.ejs
+++ b/themes/yilia/layout/_partial/tools.ejs
@@ -121,7 +121,7 @@
     <%if(hasAboutme){%>
     	<section class="tools-section tools-section-me" v-show="aboutme">
   	  	<%if(theme.aboutme){%>
-  	  		<div class="aboutme-wrap" id="js-aboutme"><%=theme.aboutme%></div>
+  	  		<div class="aboutme-wrap" id="js-aboutme"><%-theme.aboutme%></div>
   	  	<%}%>
     	</section>
     <%}%>
diff --git a/themes/yilia/source-src/js/anm.js b/themes/yilia/source-src/js/anm.js
index 2d419d0..8a36657 100644
--- a/themes/yilia/source-src/js/anm.js
+++ b/themes/yilia/source-src/js/anm.js
@@ -89,7 +89,4 @@ function init() {
     }
 }
 
-
-module.exports = {
-    init: init
-}
\ No newline at end of file
+export default { init }
\ No newline at end of file
diff --git a/themes/yilia/source-src/js/aside.js b/themes/yilia/source-src/js/aside.js
index fac8c33..fb2778d 100644
--- a/themes/yilia/source-src/js/aside.js
+++ b/themes/yilia/source-src/js/aside.js
@@ -1,47 +1,47 @@
 var backTop = function (domE, ctn, distance) {
-    if (!domE) return;
-    var timer = null;
-    var _onscroll = window.onscroll,
-        _onclick = domE.onclick;
-    (ctn || window).onscroll = throttle(function () {
-        typeof _onscroll === 'function' && _onscroll.apply(this, arguments);
-        toggleDomE();
-    }, 100);
-    domE.onclick = function () {
-        typeof _onclick === 'function' && _onclick.apply(this, arguments);
-        var baseCt = ctn.scrollTop || document.documentElement.scrollTop || document.body.scrollTop;
-        timer = setInterval(function () { //设置一个计时器
-            var ct = ctn.scrollTop || document.documentElement.scrollTop || document.body.scrollTop; //获取距离顶部的距离
-            var diff = Math.max(10, ct / 6);
-            ct -= diff;
-            if (ct > 0) {//如果与顶部的距离大于零
-                ctn.scrollTop = ctn.scrollTop - diff;
-                window.scrollTo(0, ct);//向上移动10px
-            } else {//如果距离小于等于零
-                ctn.scrollTop = 0;
-                window.scrollTo(0, 0);//移动到顶部
-                clearInterval(timer);//清除计时器
-            }
-        }, 10);//隔10ms执行一次前面的function，展现一种平滑滑动效果
-    };
+  if (!domE) return;
+  var timer = null;
+  var _onscroll = window.onscroll,
+    _onclick = domE.onclick;
+  (ctn || window).onscroll = throttle(function () {
+    typeof _onscroll === 'function' && _onscroll.apply(this, arguments);
+    toggleDomE();
+  }, 100);
+  domE.onclick = function () {
+    typeof _onclick === 'function' && _onclick.apply(this, arguments);
+    var baseCt = ctn.scrollTop || document.documentElement.scrollTop || document.body.scrollTop;
+    timer = setInterval(function () { //设置一个计时器
+      var ct = ctn.scrollTop || document.documentElement.scrollTop || document.body.scrollTop; //获取距离顶部的距离
+      var diff = Math.max(10, ct / 6);
+      ct -= diff;
+      if (ct > 0) {//如果与顶部的距离大于零
+        ctn.scrollTop = ctn.scrollTop - diff;
+        window.scrollTo(0, ct);//向上移动10px
+      } else {//如果距离小于等于零
+        ctn.scrollTop = 0;
+        window.scrollTo(0, 0);//移动到顶部
+        clearInterval(timer);//清除计时器
+      }
+    }, 10);//隔10ms执行一次前面的function，展现一种平滑滑动效果
+  };
 
-    function toggleDomE() {
-        domE.style.display = (ctn.scrollTop || document.documentElement.scrollTop || document.body.scrollTop) > (distance || 500) ? 'block' : 'none';
-    }
-    function throttle(func, wait) {
-        var timer = null;
-        return function () {
-            var self = this, args = arguments;
-            if (timer) clearTimeout(timer);
-            timer = setTimeout(function () {
-                return typeof func === 'function' && func.apply(self, args);
-            }, wait);
-        }
+  function toggleDomE() {
+    domE.style.display = (ctn.scrollTop || document.documentElement.scrollTop || document.body.scrollTop) > (distance || 500) ? 'block' : 'none';
+  }
+  function throttle(func, wait) {
+    var timer = null;
+    return function () {
+      var self = this, args = arguments;
+      if (timer) clearTimeout(timer);
+      timer = setTimeout(function () {
+        return typeof func === 'function' && func.apply(self, args);
+      }, wait);
     }
+  }
 };
 
 function init() {
-    backTop(document.getElementById('js-jump-container'), document.getElementById('container'));
+  backTop(document.getElementById('js-jump-container'), document.getElementById('container'));
 }
 
 export default { init }
\ No newline at end of file
diff --git a/themes/yilia/source-src/js/browser.js b/themes/yilia/source-src/js/browser.js
index 1a6a59d..40eb88f 100644
--- a/themes/yilia/source-src/js/browser.js
+++ b/themes/yilia/source-src/js/browser.js
@@ -1,20 +1,18 @@
-var browser = {
-    versions: function() {
-        var u = window.navigator.userAgent;
-        return {
-            trident: u.indexOf('Trident') > -1, //IE内核
-            presto: u.indexOf('Presto') > -1, //opera内核
-            webKit: u.indexOf('AppleWebKit') > -1, //苹果、谷歌内核
-            gecko: u.indexOf('Gecko') > -1 && u.indexOf('KHTML') == -1, //火狐内核
-            mobile: !!u.match(/AppleWebKit.*Mobile.*/), //是否为移动终端
-            ios: !!u.match(/\(i[^;]+;( U;)? CPU.+Mac OS X/), //ios终端
-            android: u.indexOf('Android') > -1 || u.indexOf('Linux') > -1, //android终端或者uc浏览器
-            iPhone: u.indexOf('iPhone') > -1 || u.indexOf('Mac') > -1, //是否为iPhone或者安卓QQ浏览器
-            iPad: u.indexOf('iPad') > -1, //是否为iPad
-            webApp: u.indexOf('Safari') == -1, //是否为web应用程序，没有头部与底部
-            weixin: u.indexOf('MicroMessenger') == -1 //是否为微信浏览器
-        };
-    }()
+export default  {
+  versions: function() {
+    var u = window.navigator.userAgent;
+    return {
+      trident: u.indexOf('Trident') > -1, //IE内核
+      presto: u.indexOf('Presto') > -1, //opera内核
+      webKit: u.indexOf('AppleWebKit') > -1, //苹果、谷歌内核
+      gecko: u.indexOf('Gecko') > -1 && u.indexOf('KHTML') == -1, //火狐内核
+      mobile: !!u.match(/AppleWebKit.*Mobile.*/), //是否为移动终端
+      ios: !!u.match(/\(i[^;]+;( U;)? CPU.+Mac OS X/), //ios终端
+      android: u.indexOf('Android') > -1 || u.indexOf('Linux') > -1, //android终端或者uc浏览器
+      iPhone: u.indexOf('iPhone') > -1 || u.indexOf('Mac') > -1, //是否为iPhone或者安卓QQ浏览器
+      iPad: u.indexOf('iPad') > -1, //是否为iPad
+      webApp: u.indexOf('Safari') == -1, //是否为web应用程序，没有头部与底部
+      weixin: u.indexOf('MicroMessenger') == -1 //是否为微信浏览器
+    };
+  }()
 }
-
-module.exports = browser
\ No newline at end of file
diff --git a/themes/yilia/source-src/js/fix.js b/themes/yilia/source-src/js/fix.js
index e8ccaf1..721ce91 100644
--- a/themes/yilia/source-src/js/fix.js
+++ b/themes/yilia/source-src/js/fix.js
@@ -21,19 +21,10 @@ function init() {
 	// 目录序号
 	if (yiliaConfig && yiliaConfig.toc_hide_index) {
 		let $a = document.querySelectorAll(('.toc-number'))
-		$a.forEach(($em) => {
+		Array.prototype.forEach.call($a, function($em){
 			$em.style.display = 'none';
 		})
 	}
-
-	// about me 转义
-	var $aboutme = document.querySelector('#js-aboutme')
-	if ($aboutme && $aboutme.length !== 0) {
-		$aboutme.innerHTML = $aboutme.innerText
-	}
-	
 }
 
-module.exports = {
-	init: init
-}
\ No newline at end of file
+export default { init }
\ No newline at end of file
diff --git a/themes/yilia/source-src/js/main.js b/themes/yilia/source-src/js/main.js
index 44130f9..44d9814 100644
--- a/themes/yilia/source-src/js/main.js
+++ b/themes/yilia/source-src/js/main.js
@@ -1,7 +1,5 @@
 // 样式
 import '../css/main.scss'
-// 上报
-// import './report'
 // 图片查看器
 import Viewer from './viewer'
 // 分享
@@ -9,9 +7,9 @@ import Share from './share'
 // 边缘
 import Aside from './aside'
 
-import {addLoadEvent} from './util'
+import Util from './util'
 
-addLoadEvent(function() {
+Util.addLoadEvent(function() {
 	Share.init()
 	Viewer.init()
 	Aside.init()
diff --git a/themes/yilia/source-src/js/mobile.js b/themes/yilia/source-src/js/mobile.js
index 86ae45f..caa8730 100644
--- a/themes/yilia/source-src/js/mobile.js
+++ b/themes/yilia/source-src/js/mobile.js
@@ -6,7 +6,7 @@ import Browser from './browser'
 // fix hexo 不支持的配置
 import Fix from './fix'
 
-import {addLoadEvent} from './util'
+import Util from './util'
 
 function isPathMatch(path, href) {
 	let reg = /\/|index.html/g
@@ -16,13 +16,11 @@ function isPathMatch(path, href) {
 function tabActive() {
 	let $tabs = document.querySelectorAll('.js-header-menu li a')
 	let path = window.location.pathname
-
-	for (var i = 0, len = $tabs.length; i < len; i++) {
-		let $tab = $tabs[i]
+	Array.prototype.forEach.call($tabs, function($tab, i){
 		if (isPathMatch(path, $tab.getAttribute('href'))) {
 			addClass($tab, 'active')
 		}
-	}
+	})
 }
 
 function getElementLeft(element) {　　　　
@@ -99,6 +97,6 @@ function init() {
 
 init();
 
-addLoadEvent(function() {
+Util.addLoadEvent(function() {
 	Fix.init()
 })
\ No newline at end of file
diff --git a/themes/yilia/source-src/js/share.js b/themes/yilia/source-src/js/share.js
index 5b27644..bf7435f 100644
--- a/themes/yilia/source-src/js/share.js
+++ b/themes/yilia/source-src/js/share.js
@@ -2,78 +2,74 @@ import addClass from 'dom101/add-class'
 import removeClass from 'dom101/remove-class'
 
 function generate(url, opts) {
-    var url = url.replace(/<%-sUrl%>/g, encodeURIComponent(opts.sUrl))
-        .replace(/<%-sTitle%>/g, opts.sTitle)
-        .replace(/<%-sDesc%>/g, opts.sDesc)
-        .replace(/<%-sPic%>/g, encodeURIComponent(opts.sPic));
+  var url = url.replace(/<%-sUrl%>/g, encodeURIComponent(opts.sUrl))
+    .replace(/<%-sTitle%>/g, opts.sTitle)
+    .replace(/<%-sDesc%>/g, opts.sDesc)
+    .replace(/<%-sPic%>/g, encodeURIComponent(opts.sPic));
 
-    window.open(url);
+  window.open(url);
 }
 
 function showWX() {
-    let $wx = document.querySelector('.js-wx-box')
-    let $mask = document.querySelector('.mask')
-    addClass($wx, 'in')
-    addClass($wx, 'ready')
-    addClass($mask, 'in')
+  let $wx = document.querySelector('.js-wx-box')
+  let $mask = document.querySelector('.mask')
+  addClass($wx, 'in')
+  addClass($wx, 'ready')
+  addClass($mask, 'in')
 }
 
 function hideWX() {
-    let $wx = document.querySelector('.js-wx-box')
-    let $mask = document.querySelector('.mask')
-    removeClass($wx, 'in')
-    removeClass($wx, 'ready')
-    removeClass($mask, 'in')
+  let $wx = document.querySelector('.js-wx-box')
+  let $mask = document.querySelector('.mask')
+  removeClass($wx, 'in')
+  removeClass($wx, 'ready')
+  removeClass($mask, 'in')
 }
 
 function handleClick(type, opts) {
-	if (type === 'weibo') {
-		generate('http://service.weibo.com/share/share.php?url=<%-sUrl%>&title=<%-sTitle%>&pic=<%-sPic%>', opts)
-	} else if (type === 'qq') {
-		generate('http://connect.qq.com/widget/shareqq/index.html?url=<%-sUrl%>&title=<%-sTitle%>&source=<%-sDesc%>', opts)
-	} else if (type === 'douban') {
-		generate('https://www.douban.com/share/service?image=<%-sPic%>&href=<%-sUrl%>&name=<%-sTitle%>&text=<%-sDesc%>', opts)
-	} else if (type === 'qzone') {
-		generate('http://sns.qzone.qq.com/cgi-bin/qzshare/cgi_qzshare_onekey?url=<%-sUrl%>&title=<%-sTitle%>&pics=<%-sPic%>&summary=<%-sDesc%>', opts)
-	} else if (type === 'facebook') {
-		generate('https://www.facebook.com/sharer/sharer.php?u=<%-sUrl%>', opts)
-	} else if (type === 'twitter') {
-		generate('https://twitter.com/intent/tweet?text=<%-sTitle%>&url=<%-sUrl%>&via=<%-config.url%>', opts)
-	} else if (type === 'google') {
-		generate('https://plus.google.com/share?url=<%-sUrl%>', opts)
-	} else if (type === 'weixin') {
-		showWX();
-	}
+  if (type === 'weibo') {
+    generate('http://service.weibo.com/share/share.php?url=<%-sUrl%>&title=<%-sTitle%>&pic=<%-sPic%>', opts)
+  } else if (type === 'qq') {
+    generate('http://connect.qq.com/widget/shareqq/index.html?url=<%-sUrl%>&title=<%-sTitle%>&source=<%-sDesc%>', opts)
+  } else if (type === 'douban') {
+    generate('https://www.douban.com/share/service?image=<%-sPic%>&href=<%-sUrl%>&name=<%-sTitle%>&text=<%-sDesc%>', opts)
+  } else if (type === 'qzone') {
+    generate('http://sns.qzone.qq.com/cgi-bin/qzshare/cgi_qzshare_onekey?url=<%-sUrl%>&title=<%-sTitle%>&pics=<%-sPic%>&summary=<%-sDesc%>', opts)
+  } else if (type === 'facebook') {
+    generate('https://www.facebook.com/sharer/sharer.php?u=<%-sUrl%>', opts)
+  } else if (type === 'twitter') {
+    generate('https://twitter.com/intent/tweet?text=<%-sTitle%>&url=<%-sUrl%>&via=<%-config.url%>', opts)
+  } else if (type === 'google') {
+    generate('https://plus.google.com/share?url=<%-sUrl%>', opts)
+  } else if (type === 'weixin') {
+    showWX();
+  }
 }
 
 let init = function() {
-    let $sns = document.querySelectorAll('.share-sns');
-    if (!$sns || $sns.length === 0) return;
+  let $sns = document.querySelectorAll('.share-sns');
+  if (!$sns || $sns.length === 0) return;
 
-	let sUrl = window.location.href;
-    let sTitle = document.querySelector('title').innerHTML;
-    let $img = document.querySelectorAll('.article-entry img');
-    let sPic = $img.length ? document.querySelector('.article-entry img').getAttribute('src') : '';
-    if ((sPic !== '') && !/^(http:|https:)?\/\//.test(sPic)) {
-        sPic = window.location.origin + sPic
+  let sUrl = window.location.href;
+  let sTitle = document.querySelector('title').innerHTML;
+  let $img = document.querySelectorAll('.article-entry img');
+  let sPic = $img.length ? document.querySelector('.article-entry img').getAttribute('src') : '';
+  if ((sPic !== '') && !/^(http:|https:)?\/\//.test(sPic)) {
+    sPic = window.location.origin + sPic
+  }
+  Array.prototype.forEach.call($sns, ($em) => {
+    $em.onclick = (e) => {
+      let type = $em.getAttribute('data-type')
+      handleClick(type, {
+        sUrl: sUrl,
+        sPic: sPic,
+        sTitle: sTitle,
+        sDesc: sTitle
+      })
     }
-
-    $sns.forEach(($em) => {
-        $em.onclick = (e) => {
-            let type = $em.getAttribute('data-type')
-            handleClick(type, {
-                sUrl: sUrl,
-                sPic: sPic,
-                sTitle: sTitle,
-                sDesc: sTitle
-            })
-        }
-    })
-
-    document.querySelector('.mask').onclick = hideWX
-    document.querySelector('.js-modal-close').onclick = hideWX
+  })
+  document.querySelector('.mask').onclick = hideWX
+  document.querySelector('.js-modal-close').onclick = hideWX
 }
 
-module.exports = {
-	init: init
-}
\ No newline at end of file
+export default { init }
\ No newline at end of file
diff --git a/themes/yilia/source-src/js/slider.js b/themes/yilia/source-src/js/slider.js
index eaf49c0..0914707 100644
--- a/themes/yilia/source-src/js/slider.js
+++ b/themes/yilia/source-src/js/slider.js
@@ -15,7 +15,7 @@ function fixzero(str) {
 
 function setScrollZero() {
 	let $sct = document.querySelectorAll('.tools-section')
-	$sct.forEach((em) => {
+	Array.prototype.forEach.call($sct, (em) => {
 		em.scrollTop = 0
 	})
 }
diff --git a/themes/yilia/source-src/js/util.js b/themes/yilia/source-src/js/util.js
index c6d5855..f88c8b5 100644
--- a/themes/yilia/source-src/js/util.js
+++ b/themes/yilia/source-src/js/util.js
@@ -1,89 +1,89 @@
-var e = function() {
-    function r(e, r, n) {
-        return r || n ? String.fromCharCode(r || n) : u[e] || e
-    }
-    function n(e) {
-        return p[e]
-    }
-    var t = /&quot;|&lt;|&gt;|&amp;|&nbsp;|&apos;|&#(\d+);|&#(\d+)/g
-      , o = /['<> "&]/g
-      , u = {
-        "&quot;": '"',
-        "&lt;": "<",
-        "&gt;": ">",
-        "&amp;": "&",
-        "&nbsp;": " "
-    }
-      , c = /\u00a0/g
-      , a = /<br\s*\/?>/gi
-      , i = /\r?\n/g
-      , f = /\s/g
-      , p = {};
-    for (var s in u)
-        p[u[s]] = s;
-    return u["&apos;"] = "'",
-    p["'"] = "&#39;",
-    {
-        encode: function(e) {
-            return e ? ("" + e).replace(o, n).replace(i, "<br/>").replace(f, "&nbsp;") : ""
-        },
-        decode: function(e) {
-            return e ? ("" + e).replace(a, "\n").replace(t, r).replace(c, " ") : ""
-        },
-        encodeBase16: function(e) {
-            if (!e)
-                return e;
-            e += "";
-            for (var r = [], n = 0, t = e.length; t > n; n++)
-                r.push(e.charCodeAt(n).toString(16).toUpperCase());
-            return r.join("")
-        },
-        encodeBase16forJSON: function(e) {
-            if (!e)
-                return e;
-            e = e.replace(/[\u4E00-\u9FBF]/gi, function(e) {
-                return escape(e).replace("%u", "\\u")
-            });
-            for (var r = [], n = 0, t = e.length; t > n; n++)
-                r.push(e.charCodeAt(n).toString(16).toUpperCase());
-            return r.join("")
-        },
-        decodeBase16: function(e) {
-            if (!e)
-                return e;
-            e += "";
-            for (var r = [], n = 0, t = e.length; t > n; n += 2)
-                r.push(String.fromCharCode("0x" + e.slice(n, n + 2)));
-            return r.join("")
-        },
-        encodeObject: function(r) {
-            if (r instanceof Array)
-                for (var n = 0, t = r.length; t > n; n++)
-                    r[n] = e.encodeObject(r[n]);
-            else if ("object" == typeof r)
-                for (var o in r)
-                    r[o] = e.encodeObject(r[o]);
-            else if ("string" == typeof r)
-                return e.encode(r);
-            return r
-        },
-        loadScript: function(path) {
-            var $script = document.createElement('script')
-            document.getElementsByTagName('body')[0].appendChild($script)
-            $script.setAttribute('src', path)
-        },
-        addLoadEvent: function(func){
-            var oldonload = window.onload;
-            if (typeof window.onload!="function") {
-                window.onload = func;
-            } else {
-                window.onload = function() {
-                    oldonload();
-                    func();
-                }
-            }
+const Util = (function(){
+  function r(e, r, n) {
+    return r || n ? String.fromCharCode(r || n) : u[e] || e
+  }
+  function n(e) {
+    return p[e]
+  }
+  var t = /&quot;|&lt;|&gt;|&amp;|&nbsp;|&apos;|&#(\d+);|&#(\d+)/g
+    , o = /['<> "&]/g
+    , u = {
+    "&quot;": '"',
+    "&lt;": "<",
+    "&gt;": ">",
+    "&amp;": "&",
+    "&nbsp;": " "
+  }
+    , c = /\u00a0/g
+    , a = /<br\s*\/?>/gi
+    , i = /\r?\n/g
+    , f = /\s/g
+    , p = {};
+  for (var s in u)
+    p[u[s]] = s;
+  return u["&apos;"] = "'",
+  p["'"] = "&#39;",
+  {
+    encode: function(e) {
+      return e ? ("" + e).replace(o, n).replace(i, "<br/>").replace(f, "&nbsp;") : ""
+    },
+    decode: function(e) {
+      return e ? ("" + e).replace(a, "\n").replace(t, r).replace(c, " ") : ""
+    },
+    encodeBase16: function(e) {
+      if (!e)
+        return e;
+      e += "";
+      for (var r = [], n = 0, t = e.length; t > n; n++)
+        r.push(e.charCodeAt(n).toString(16).toUpperCase());
+      return r.join("")
+    },
+    encodeBase16forJSON: function(e) {
+      if (!e)
+        return e;
+      e = e.replace(/[\u4E00-\u9FBF]/gi, function(e) {
+        return escape(e).replace("%u", "\\u")
+      });
+      for (var r = [], n = 0, t = e.length; t > n; n++)
+        r.push(e.charCodeAt(n).toString(16).toUpperCase());
+      return r.join("")
+    },
+    decodeBase16: function(e) {
+      if (!e)
+        return e;
+      e += "";
+      for (var r = [], n = 0, t = e.length; t > n; n += 2)
+        r.push(String.fromCharCode("0x" + e.slice(n, n + 2)));
+      return r.join("")
+    },
+    encodeObject: function(r) {
+      if (r instanceof Array)
+        for (var n = 0, t = r.length; t > n; n++)
+          r[n] = e.encodeObject(r[n]);
+      else if ("object" == typeof r)
+        for (var o in r)
+          r[o] = e.encodeObject(r[o]);
+      else if ("string" == typeof r)
+        return e.encode(r);
+      return r
+    },
+    loadScript: function(path) {
+      var $script = document.createElement('script')
+      document.getElementsByTagName('body')[0].appendChild($script)
+      $script.setAttribute('src', path)
+    },
+    addLoadEvent: function(func){
+      var oldonload = window.onload;
+      if (typeof window.onload !== "function") {
+        window.onload = func;
+      } else {
+        window.onload = function() {
+          oldonload();
+          func();
         }
+      }
     }
-}();
+  }
+})();
 
-module.exports = e
\ No newline at end of file
+export default Util
\ No newline at end of file
diff --git a/themes/yilia/source-src/js/viewer.js b/themes/yilia/source-src/js/viewer.js
index 113836e..9009d03 100644
--- a/themes/yilia/source-src/js/viewer.js
+++ b/themes/yilia/source-src/js/viewer.js
@@ -10,14 +10,12 @@ window.PhotoSwipeUI_Default = PhotoSwipeUI_Default
 function init() {
 	let pswpElement = document.querySelectorAll('.pswp')[0];
 	let $imgArr = document.querySelectorAll(('.article-entry img:not(.reward-img)'))
-
-	$imgArr.forEach(($em, i) => {
+	Array.prototype.forEach.call($imgArr, ($em, i) => {
 		$em.onclick = () => {
 			// slider展开状态
-			// todo: 这样不好，后面改成状态
 			if (document.querySelector('.left-col.show')) return
 			let items = []
-			$imgArr.forEach(($em2, i2) => {
+			Array.prototype.forEach.call($imgArr, ($em2, i2) => {
 				let img = $em2.getAttribute('data-idx', i2)
 				let src = $em2.getAttribute('data-target') || $em2.getAttribute('src')
 				let title = $em2.getAttribute('alt')
@@ -40,6 +38,4 @@ function init() {
 	})
 }
 
-module.exports = {
-	init: init
-}
+export default { init }