diff --git a/languages/en.yml b/languages/en.yml
index 1281036..7f71166 100644
--- a/languages/en.yml
+++ b/languages/en.yml
@@ -35,3 +35,11 @@ copyright:
   create_time: Create time
   license_title: Copyright Notice
   license_content: "All articles in this blog are licensed under %s unless stating additionally."
+ago:
+  second: "%s seconds ago"
+  minute: "%s minutes ago"
+  hour: "%s hours ago"
+  day: "%s days age"
+  week: "%s weeks age"
+  month: "%s months age"
+  year: "%s years age"
diff --git a/languages/zh-CN.yml b/languages/zh-CN.yml
index e2f0867..5201a6e 100644
--- a/languages/zh-CN.yml
+++ b/languages/zh-CN.yml
@@ -35,3 +35,11 @@ copyright:
   create_time: 创建时间
   license_title: 版权声明
   license_content: "本博客所有文章除特别声明外，均采用 %s 许可协议。转载请注明出处！"
+ago:
+  second: "%s 秒前"
+  minute: "%s 分钟前"
+  hour: "%s 小时前"
+  day: "%s 天前"
+  week: "%s 周前"
+  month: "%s 月前"
+  year: "%s 年前"
diff --git a/layout/_partial/comment/valine.ejs b/layout/_partial/comment/valine.ejs
index 0744b59..131d857 100755
--- a/layout/_partial/comment/valine.ejs
+++ b/layout/_partial/comment/valine.ejs
@@ -29,11 +29,6 @@
                         author = author.toLocaleLowerCase();
                     }
 
-                    let email = '<%= theme.base_info.email %>';
-                    if (email) {
-                        email = email.toLocaleLowerCase();
-                    }
-
                     for (let vcard of vcards) {
                         const vnick = vcard.querySelector('.vhead .vnick');
                         if (vnick.innerHTML.toLocaleLowerCase() === author) {
diff --git a/layout/_partial/home-article-meta-info.ejs b/layout/_partial/home-article-meta-info.ejs
index 18d072d..d1d28de 100644
--- a/layout/_partial/home-article-meta-info.ejs
+++ b/layout/_partial/home-article-meta-info.ejs
@@ -1,6 +1,6 @@
 <div class="home-article-meta-info-container">
     <div class="home-article-meta-info">
-        <span><i class="fas fa-edit"></i> <%- moment(post.date, Date.now()).locale(config.language).fromNow() %></span>
+        <span><i class="fas fa-edit"></i> <span class="home-article-date" data-date="<%= post.date %>"><%= date(post.date, 'YYYY-MM-DD') %></span></span>
         <% if (post.categories.length && theme.home_article.category.enable === true) { %>
             <span class="home-article-category"><i class="fas fa-folder"></i>
                 <ul>
diff --git a/scripts/helpers/export-config.js b/scripts/helpers/export-config.js
index b64520f..b9bb2b8 100644
--- a/scripts/helpers/export-config.js
+++ b/scripts/helpers/export-config.js
@@ -3,27 +3,51 @@
 'use strict';
 
 const url = require('url');
+const fs = require('fs');
+const path = require('path');
+const yaml = require('js-yaml');
 
 /**
  * Export theme config to js
  */
 hexo.extend.helper.register('export_config', function () {
-  let {config, theme} = this;
-  let exportConfig = {
+
+  let { config, theme } = this;
+
+  // ------ export language to js ------
+  const languageDir = path.join(__dirname, '../../languages');
+  let file = fs.readdirSync(languageDir).find(v => v === `${config.language}.yml`);
+  file = languageDir + '/' + (file ? file : 'en.yml');
+  let languageContent = fs.readFileSync(file, 'utf8');
+  try {
+    languageContent = yaml.safeLoad(languageContent);
+  } catch (e) {
+    console.log(e);
+  }
+  // ---------------------------------
+
+
+
+  let hexo_config = {
     hostname: url.parse(config.url).hostname || config.url,
-    root: config.root,
-    localsearch: theme.local_search,
-    codeblock: theme.codeblock,
-    toc: theme.toc,
-    back2top: theme.back2top,
-    side_tools: theme.side_tools,
-    style: theme.style
+    root: config.root
   };
   if (config.search) {
-    exportConfig.path = config.search.path;
+    hexo_config.path = config.search.path;
   }
+
+  let theme_config = {
+    toc: theme.toc,
+    left_side_width: theme.left_side_width,
+    local_search: theme.local_search,
+    side_tools: theme.side_tools,
+    version: theme.version,
+  }
+
   return `<script id="hexo-configurations">
     let KEEP = window.KEEP || {};
-    let CONFIG = ${JSON.stringify(exportConfig)};
+    KEEP.hexo_config = ${JSON.stringify(hexo_config)};
+    KEEP.theme_config = ${JSON.stringify(theme_config)};
+    KEEP.language = ${JSON.stringify(languageContent)};
   </script>`;
 });
diff --git a/source/js/left-side-toggle.js b/source/js/left-side-toggle.js
index 2f225f9..1dddc06 100644
--- a/source/js/left-side-toggle.js
+++ b/source/js/left-side-toggle.js
@@ -30,7 +30,7 @@ window.addEventListener('DOMContentLoaded', () => {
     },
 
     changePageLayoutWhenOpenToggle(isOpen) {
-      const pageAsideWidth = CONFIG.style.left_side_width || '260px';
+      const pageAsideWidth = KEEP.theme_config.left_side_width || '260px';
       this.containerDom.style.paddingLeft = isOpen ? pageAsideWidth : '0';
       this.pageTopDom.style.paddingLeft = isOpen ? pageAsideWidth : '0';
       this.leftAsideDom.style.left = isOpen ? '0' : `-${pageAsideWidth}`;
diff --git a/source/js/local-search.js b/source/js/local-search.js
index 8670d5c..b295462 100644
--- a/source/js/local-search.js
+++ b/source/js/local-search.js
@@ -5,7 +5,7 @@ window.addEventListener('DOMContentLoaded', () => {
   let datas;
   let isXml = true;
   // Search DB path
-  let searchPath = CONFIG.path;
+  let searchPath = KEEP.hexo_config.path;
   if (!searchPath) return false;
   if (searchPath.length === 0) {
     searchPath = 'search.xml';
@@ -171,7 +171,7 @@ window.addEventListener('DOMContentLoaded', () => {
           });
 
           // Select top N slices in content
-          let upperBound = parseInt(CONFIG.localsearch.top_n_per_article ? CONFIG.localsearch.top_n_per_article : 1, 10);
+          let upperBound = parseInt(KEEP.theme_config.local_search.top_n_per_article ? KEEP.theme_config.local_search.top_n_per_article : 1, 10);
           if (upperBound >= 0) {
             slicesOfContent = slicesOfContent.slice(0, upperBound);
           }
@@ -222,7 +222,7 @@ window.addEventListener('DOMContentLoaded', () => {
   };
 
   const fetchData = () => {
-    fetch(CONFIG.root + searchPath)
+    fetch(KEEP.theme_config.root + searchPath)
       .then(response => response.text())
       .then(res => {
         // Get the contents from search data
@@ -238,7 +238,7 @@ window.addEventListener('DOMContentLoaded', () => {
         datas = datas.filter(data => data.title).map(data => {
           data.title = data.title.trim();
           data.content = data.content ? data.content.trim().replace(/<[^>]+>/g, '') : '';
-          if (CONFIG.localsearch.unescape) {
+          if (KEEP.theme_config.local_search.unescape) {
             data.content = unescapeHtml(data.content);
           }
           data.url = decodeURIComponent(data.url).replace(/\/{2,}/g, '/');
@@ -249,11 +249,11 @@ window.addEventListener('DOMContentLoaded', () => {
       });
   };
 
-  if (CONFIG.localsearch.preload) {
+  if (KEEP.theme_config.local_search.preload) {
     fetchData();
   }
 
-  if (CONFIG.localsearch.trigger === 'auto') {
+  if (KEEP.theme_config.local_search.trigger === 'auto') {
     if (input) {
       input.addEventListener('input', inputEventFunction);
     }
diff --git a/source/js/main.js b/source/js/main.js
index 904511d..fa9f35b 100644
--- a/source/js/main.js
+++ b/source/js/main.js
@@ -1,4 +1,12 @@
 window.addEventListener('DOMContentLoaded', () => {
+
+  KEEP.themeInfo = {
+    author: 'XPoet',
+    name: 'Keep',
+    version: KEEP.theme_config.version,
+    repository: 'https://github.com/XPoet/hexo-theme-keep'
+  }
+
   // print theme info
   KEEP.utils.printThemeInfo();
 
@@ -19,4 +27,7 @@ window.addEventListener('DOMContentLoaded', () => {
 
   // big image viewer handle
   KEEP.utils.imageViewer();
+
+  // set how long age in home article block
+  KEEP.utils.setHowLongAgoInHome();
 });
diff --git a/source/js/utils.js b/source/js/utils.js
index 47f1080..00e6615 100644
--- a/source/js/utils.js
+++ b/source/js/utils.js
@@ -1,32 +1,19 @@
 KEEP.utils = {
 
-  themeInfo: {
-    author: 'XPoet',
-    name: 'Keep',
-    version: '3.0.0',
-    repository: 'https://github.com/XPoet/hexo-theme-keep'
-  },
-
-  printThemeInfo() {
-    const themeInfo = `${this.themeInfo.name} v${this.themeInfo.version}`;
-    console.info(themeInfo + '\n' + this.themeInfo.repository);
-    const footThemeInfoDom = document.querySelector('.footer .info-container .theme-info a.theme-version');
-    if (footThemeInfoDom) {
-      footThemeInfoDom.setAttribute('href', this.themeInfo.repository);
-      footThemeInfoDom.innerHTML = themeInfo;
-    }
-
-  }
-}
-
-KEEP.utils = {
-
-  ...KEEP.utils,
-
   headerProgress_dom: document.querySelector('.header-progress'),
   pageTop_dom: document.querySelector('.page-main-content-top'),
   firstScreen_dom: document.querySelector('.first-screen-container'),
 
+  printThemeInfo() {
+    const themeInfo = `${KEEP.themeInfo.name} v${KEEP.themeInfo.version}`;
+    console.info(themeInfo + '\n' + KEEP.themeInfo.repository);
+    const footThemeInfoDom = document.querySelector('.footer .info-container .theme-info a.theme-version');
+    if (footThemeInfoDom) {
+      footThemeInfoDom.setAttribute('href', KEEP.themeInfo.repository);
+      footThemeInfoDom.innerHTML = themeInfo;
+    }
+  },
+
   // Scroll Style Handle
   prevScrollValue: 0,
   styleHandleWhenScroll() {
@@ -57,7 +44,7 @@ KEEP.utils = {
       this.styleHandleWhenScroll();
 
       // TOC scroll handle
-      if (CONFIG.toc.enable && KEEP.utils.hasOwnProperty('findActiveIndexByTOC')) {
+      if (KEEP.theme_config.toc.enable && KEEP.utils.hasOwnProperty('findActiveIndexByTOC')) {
         KEEP.utils.findActiveIndexByTOC();
       }
 
@@ -68,7 +55,7 @@ KEEP.utils = {
 
   // tools
   registerToolsButtonClick() {
-    if (!CONFIG.side_tools.enable) return;
+    if (!KEEP.theme_config.side_tools.enable) return;
 
     let isOpen = false;
     this.toolsMenuButton_dom = document.querySelector('.tools-button');
@@ -99,22 +86,6 @@ KEEP.utils = {
     });
   },
 
-  // calculate transform value
-  calculateTransformValue(index) {
-    const x = 3;
-    const y = Math.floor(index / x) + 1;
-    const z = index % x + 1;
-
-    switch (z) {
-      case 1:
-        return `0, -${150 * y}%, 0`;
-      case 2:
-        return `-${150 * y}%, -${150 * y}%, 0`;
-      case 3:
-        return `-${150 * y}%, 0, 0`;
-    }
-  },
-
   // go comment
   goComment() {
     this.goComment_dom = document.querySelector('.go-comment');
@@ -178,5 +149,54 @@ KEEP.utils = {
         targetImg.setAttribute('src', img.getAttribute('src'))
       });
     });
+  },
+
+
+  setLanguage(p1, p2) {
+    return p2.replace(/%s/g, p1)
+  },
+
+  getHowLongAgo(timestamp) {
+
+    let l = KEEP.language
+
+    timestamp /= 1000;
+
+    const __Y = Math.floor(timestamp / (60 * 60 * 24 * 30) / 12)
+    const __M = Math.floor(timestamp / (60 * 60 * 24 * 30))
+    const __W = Math.floor(timestamp / (60 * 60 * 24) / 7)
+    const __d = Math.floor(timestamp / (60 * 60 * 24))
+    const __h = Math.floor(timestamp / (60 * 60) % 24)
+    const __m = Math.floor(timestamp / 60 % 60)
+    const __s = Math.floor(timestamp % 60)
+
+    if (__Y > 0) {
+      return this.setLanguage(__Y, l.ago.year)
+
+    } else if (__M > 0) {
+      return this.setLanguage(__M, l.ago.month)
+
+    } else if (__W > 0) {
+      return this.setLanguage(__W, l.ago.week)
+
+    } else if (__d > 0) {
+      return this.setLanguage(__d, l.ago.day)
+
+    } else if (__h > 0) {
+      return this.setLanguage(__h, l.ago.hour)
+
+    } else if (__m > 0) {
+      return this.setLanguage(__m, l.ago.minute)
+
+    } else if (__s > 0) {
+      return this.setLanguage(__s, l.ago.second)
+    }
+  },
+
+  setHowLongAgoInHome() {
+    const post = document.querySelectorAll('.home-article-meta-info .home-article-date');
+    post && post.forEach(v => {
+      v.innerHTML = this.getHowLongAgo(Date.now() - new Date(v.dataset.date).getTime())
+    })
   }
 }