diff --git a/app/views/admin/sites/preference.html.erb b/app/views/admin/sites/preference.html.erb
index a657e417..fdb8c4f8 100644
--- a/app/views/admin/sites/preference.html.erb
+++ b/app/views/admin/sites/preference.html.erb
@@ -19,22 +19,22 @@
 
             <!-- Input Area -->
             <div class="input-area">
-              <div class="nav-name"><strong>Classification</strong></div>    
+              <div class="nav-name"><strong><%= t('preferences.classification') %></strong></div>
               <ul class="nav nav-pills language-nav">
                 <li class="active">
-                  <a href="#sidebar-nav" data-toggle="tab">Sidebar Nav</a>
+                  <a href="#sidebar-nav" data-toggle="tab"><%= t('preferences.sidebar_nav') %></a>
                 </li>
                 <li>
-                  <a href="#system-email" data-toggle="tab">System Email</a>
+                  <a href="#system-email" data-toggle="tab"><%= t('preferences.system_email') %></a>
                 </li>
                 <li>
-                  <a href="#openness" data-toggle="tab">Openness</a>
+                  <a href="#openness" data-toggle="tab"><%= t('preferences.openness') %></a>
                 </li>
                 <li>
-                  <a href="#language-set" data-toggle="tab">Language</a>
+                  <a href="#language-set" data-toggle="tab"><%= t('preferences.language') %></a>
                 </li>
                 <li>
-                  <a href="#orbitBar-them" data-toggle="tab">OrbitBar Theme</a>
+                  <a href="#orbitBar-them" data-toggle="tab"><%= t('preferences.orbitbar_theme') %></a>
                 </li>
               </ul>
               
@@ -43,7 +43,7 @@
                 <!-- Sidebar Nav -->
                 <div id="sidebar-nav" class="tab-pane fade in active">
                   <div class="control-group">
-                    <label class="control-label muted">Enable Sidebar Sub Nav</label>
+                    <label class="control-label muted"><%= t("preferences.nav_enabled") %></label>
                     <div class="controls">
                       <input type="checkbox" class="toggle-check set-sidebar-state" data-disabled="true">
                     </div>
@@ -59,13 +59,13 @@
                   <div class="control-group">
                     <label class="control-label muted"><%= t 'mail.address' %></label>
                     <div class="controls">
- 						<%= f.text_field :address, :value => (@site['site_settings']['address'] rescue nil), :class=>"input-large", :placeholder=>"Email Address" %>
+            <%= f.text_field :address, :value => (@site['site_settings']['address'] rescue nil), :class=>"input-large", :placeholder=>"Email Address" %>
                     </div>
                   </div>
                   <div class="control-group">
                     <label class="control-label muted"><%= t 'mail.domain' %></label>
                     <div class="controls">
-						<%= f.text_field :port, :value => (@site['site_settings']['port'] rescue nil), :class=>"input-large", :placeholder=>"Domain" %>
+            <%= f.text_field :port, :value => (@site['site_settings']['port'] rescue nil), :class=>"input-large", :placeholder=>"Domain" %>
                     </div>
                   </div>
                   <div class="control-group">
@@ -77,7 +77,7 @@
                   <div class="control-group">
                     <label class="control-label muted"><%= t 'mail.user_name' %></label>
                     <div class="controls">
-                  	  <%= f.text_field :user_name, :value => (@site['site_settings']['user_name'] rescue nil), :class=>"input-large", :placeholder=>"User Name"  %>
+                      <%= f.text_field :user_name, :value => (@site['site_settings']['user_name'] rescue nil), :class=>"input-large", :placeholder=>"User Name"  %>
                     </div>
                   </div>
                   <div class="control-group">
@@ -95,13 +95,13 @@
                   <div class="control-group">
                     <label class="control-label muted"><%= t 'mail.tls' %></label>
                     <div class="controls">
-             		  <%= f.check_box :tls, :checked => (@site['site_settings']['tls'].eql?('1') rescue false),:class=>"toggle-check", :data=> {  disabled: true } %>
+                  <%= f.check_box :tls, :checked => (@site['site_settings']['tls'].eql?('1') rescue false),:class=>"toggle-check", :data=> {  disabled: true } %>
                     </div>
                   </div>
                   <div class="control-group">
                     <label class="control-label muted"><%= t 'mail.enable_starttls_auto' %></label>
                     <div class="controls">
-               		 <%= f.check_box 'enable_starttls_auto', :checked => (@site['site_settings']['enable_starttls_auto'].eql?('1') rescue false), :class=>"toggle-check", :data=> {  disabled: true } %>
+                   <%= f.check_box 'enable_starttls_auto', :checked => (@site['site_settings']['enable_starttls_auto'].eql?('1') rescue false), :class=>"toggle-check", :data=> {  disabled: true } %>
                     </div>
                   </div>
 
@@ -114,15 +114,15 @@
                   <div class="control-group">
                     <label class="control-label muted"><%= I18n.t('site.frontend_open')%></label>
                     <div class="controls">
-                   	  <%= f.check_box :frontend_open , :class=>"toggle-check", :data=> {  disabled: true } %>
-                      <span class="help-block">If Checked, the frontend will be open for all users.</span>
+                      <%= f.check_box :frontend_open , :class=>"toggle-check", :data=> {  disabled: true } %>
+                      <span class="help-block"><%= t("preferences.frontend_open") %></span>
                     </div>
                   </div>
                   <div class="control-group">
                     <label class="control-label muted"><%= I18n.t('site.backend_openness_on') %></label>
                     <div class="controls">
                       <%= f.check_box :backend_openness_on , :class=>"toggle-check", :data=> { disabled: true } %>
-                      <span class="help-block">All users can visit backend pages</span>
+                      <span class="help-block"><%= t("preferences.backend_open") %></span>
                     </div>
                   </div>
                   <div class="control-group">
@@ -143,7 +143,7 @@
                   </div> -->
                   <!-- Terms of Use -->
                   <div class="control-group">
-                    <label class="control-label muted">Enable User Language Detection
+                    <label class="control-label muted"><%= t('preferences.lang_detection') %>
                     </label>
                     <div class="controls">
                       <%= f.check_box :enable_language_detection, :class => "toggle-check reset_default_locale", data: {disabled: true} %> 
@@ -151,16 +151,16 @@
                   </div>
 
                   <div class="control-group">
-                    <label class="control-label muted">Enable Language</label>
+                    <label class="control-label muted"><%= t('preferences.lang_enabled') %></label>
                     <div class="controls">
                      <% @site_valid_locales.each do |valid_locale| %>
                       <%= check_box_tag "site[in_use_locales][]", valid_locale, @site.in_use_locales.include?(valid_locale), :class=>"toggle-check in_use_locales", :data => { :title => "#{I18nVariable.from_locale(valid_locale)}", disabled: true }, "data-deploy"=>"inline" %>
-					            <% end %>
+                      <% end %>
                     </div>
                   </div>
 
                   <div class="control-group">
-                    <label class="control-label muted">Default Language</label>
+                    <label class="control-label muted"><%= t('preferences.lang_default') %></label>
                     <div class="controls">
                      <% @site_in_use_locales.each do |locale| %>
                       <%= radio_button_tag "site[default_locale]", locale, @locale == locale ,:class=>"toggle-check", :data => { :title => "#{I18nVariable.from_locale(locale)}" }, "data-deploy"=>"inline", :checked => (@site.default_locale.eql?("#{locale}")) %>
@@ -173,36 +173,36 @@
                 <!-- OrbitBar Them -->
                 <div id="orbitBar-them" class="tab-pane fade">
                   <div class="control-group">
-                    <label class="control-label muted">OrbitBar Logo Icon</label>
+                    <label class="control-label muted">OrbitBar Logo <%= t('preferences.icon') %></label>
                     <div class="controls">
                       <!-- if this page editing please add class "fileupload-edit" -->
                       <div class="fileupload fileupload-new clearfix" data-provides="fileupload">
                         <div class="fileupload-new thumbnail pull-left" style="background:black;">
                         <% if @site.default_image.file.present? %>
-                   		   <%= image_tag( @site.default_image, :size=>"120x120") rescue ''%>
-                	      <% else %>
+                         <%= image_tag( @site.default_image, :size=>"120x120") rescue ''%>
+                        <% else %>
                          <%= image_tag "orbit-logo.png",:class => "pull-left upload-picture"%>
-                 	      <% end %>
+                        <% end %>
                         </div>
                         <div class="fileupload-preview fileupload-exists thumbnail pull-left"></div>
                         <% if @site.default_image.file.present?%>
                         <span class="btn btn-file">
-                         <%= f.file_field :default_image, :id => "input-upload", :class => 'fileupload-new', :onchange => "document.getElementById('fu').innerHTML = this.form.fu.value = this.value;" %>Change
+                         <%= f.file_field :default_image, :id => "input-upload", :class => 'fileupload-new', :onchange => "document.getElementById('fu').innerHTML = this.form.fu.value = this.value;" %><%= t('mobile_setting.change') %>
                          </span>
                           <%= f.check_box :remove_default_image %>
-                          Remove OrbitBar Logo
+                          <%= t(:remove) %> OrbitBar Logo
                          <%else%>
                         <span class="btn btn-file">
-                         <%= f.file_field :default_image, :id => "input-upload", :class => 'fileupload-new', :onchange => "document.getElementById('fu').innerHTML = this.form.fu.value = this.value;" %>Select Image
+                         <%= f.file_field :default_image, :id => "input-upload", :class => 'fileupload-new', :onchange => "document.getElementById('fu').innerHTML = this.form.fu.value = this.value;" %><%= t('mobile_setting.select_image') %>
                          </span>
                          <%end%>
-                        <a href="#" class="btn fileupload-exists" data-dismiss="fileupload">Cancel</a>
+                        <a href="#" class="btn fileupload-exists" data-dismiss="fileupload"><%= t(:cancel) %></a>
                       
                       </div>
                     </div>
 
                     <div class="control-group">
-                    <label class="control-label muted">Orbit Favicon</label>
+                    <label class="control-label muted">Orbit <%= t('preferences.favicon') %></label>
                     <div class="controls">
                       <!-- if this page editing please add class "fileupload-edit" -->
                       <div class="fileupload fileupload-new clearfix" data-provides="fileupload">
@@ -216,17 +216,17 @@
                         <div class="fileupload-preview fileupload-exists thumbnail pull-left"></div>
                         <% if @site.favicon.file.present?%>
                          <span class="btn btn-file">
-                         <%= f.file_field :favicon, :id => "input-upload", :class => 'fileupload-new', :onchange => "document.getElementById('fu').innerHTML = this.form.fu.value = this.value;" %>Change
+                         <%= f.file_field :favicon, :id => "input-upload", :class => 'fileupload-new', :onchange => "document.getElementById('fu').innerHTML = this.form.fu.value = this.value;" %><%= t('mobile_setting.change') %>
                         </span>
                             <%= f.check_box :remove_favicon %>
-                            Remove Favicon
+                            <%= t(:remove) %> <%= t('preferences.favicon') %>
                          <%else%>
                         <span class="btn btn-file">
-                         <%= f.file_field :favicon, :id => "input-upload", :class => 'fileupload-new', :onchange => "document.getElementById('fu').innerHTML = this.form.fu.value = this.value;" %>Select Image
+                         <%= f.file_field :favicon, :id => "input-upload", :class => 'fileupload-new', :onchange => "document.getElementById('fu').innerHTML = this.form.fu.value = this.value;" %><%= t('mobile_setting.select_image') %>
                          </span>
                          <%end%>
 
-                        <a href="#" class="btn fileupload-exists" data-dismiss="fileupload">Cancel</a>
+                        <a href="#" class="btn fileupload-exists" data-dismiss="fileupload"><%= t(:cancel) %></a>
                       
                       </div>
                     </div>
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 54eb2114..4cc2ca46 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -347,6 +347,22 @@ en:
   postdate: Postdate
   posted_by: Posted by
   preference: Preference
+  preferences:
+    backend_open: All users can visit backend pages
+    classification: Classification
+    frontend_open: "If Checked, the frontend will be open for all users."
+    favicon: Favicon
+    icon: Icon
+    language: Language
+    lang_detection: Enable User Language Detection
+    lang_enabled: Enable Language
+    lang_default: Default Language
+    lang_detection: Enable User Language Detection
+    nav_enabled: Enable Sidebar Sub Nav
+    openness: Openness
+    orbitbar_theme: OrbitBar Theme
+    sidebar_nav: Sidebar Nav
+    system_email: System Email
   preview: Preview
   profile: Profile
   publications: Publications
diff --git a/config/locales/zh_tw.yml b/config/locales/zh_tw.yml
index aa9dd775..a851c70d 100644
--- a/config/locales/zh_tw.yml
+++ b/config/locales/zh_tw.yml
@@ -351,6 +351,21 @@ zh_tw:
   posted_by: 張貼人
   preview: 預覽
   preference: 系統偏好
+  preferences:
+    backend_open: 開啟後台給所有使用者
+    classification: 類別
+    frontend_open: "設定後, 前台將會開放給所有使用者."
+    favicon: 偏好圖示
+    icon: 圖示
+    language: 語系
+    lang_detection: 開啟使用者語系偵測
+    lang_enabled: 開啟語系
+    lang_default: 預設語系
+    nav_enabled: 開啟側欄導引
+    openness: 權限開放
+    orbitbar_theme: OrbitBar版型
+    sidebar_nav: 側欄導引
+    system_email: 系統信箱
   profile: 基本資料
   publications: 著作
   purchase: 購買