diff --git a/app/controllers/admin/assets_controller.rb b/app/controllers/admin/assets_controller.rb
new file mode 100644
index 00000000..d07d6a43
--- /dev/null
+++ b/app/controllers/admin/assets_controller.rb
@@ -0,0 +1,51 @@
+class Admin::AssetsController < ApplicationController
+
+  layout "admin"
+  
+  def show
+    @asset = Asset.find(params[:id])
+    send_data @asset.data.file.read, :filename => @asset.filename, 
+                                     :type => @asset.data.content_type, 
+                                     :disposition => 'inline' # or 'attachment'
+  end
+  
+  def index
+    @assets = Asset.find(:all)
+  end
+  
+  def edit
+    @asset = Asset.find(params[:id])
+  end
+  
+  def new
+    @asset = Asset.new
+  end
+  
+  def create  
+    @asset = Asset.new(params[:asset])
+    if @asset.save
+      redirect_to admin_assets_url
+    else
+      render :action => :new
+    end
+    
+  end
+  
+  def update
+    @asset = Asset.find(params[:id])
+    if @asset.update_attributes(params[:asset])
+      redirect_to admin_assets_url
+    else
+      render :action => :edit
+    end
+    
+  end
+    
+  def destroy
+    @asset = Asset.find(params[:id])
+    @asset.destroy
+    
+    redirect_to admin_assets_url
+  end
+  
+end
diff --git a/app/models/asset.rb b/app/models/asset.rb
new file mode 100644
index 00000000..05ae63e7
--- /dev/null
+++ b/app/models/asset.rb
@@ -0,0 +1,21 @@
+class Asset
+
+  include MongoMapper::Document
+  include Grip::HasAttachment
+
+  key :filename, String, :required => true
+  key :description, String
+
+  has_grid_attachment :data, :required => true
+  
+  before_validation :setup_filename
+  
+  protected
+  
+  def setup_filename
+    if self.filename.blank? && self.data
+      self.filename = self.data.file_name
+    end
+  end
+  
+end
\ No newline at end of file
diff --git a/app/models/assets/asset_image.rb b/app/models/assets/asset_image.rb
new file mode 100644
index 00000000..1dba508e
--- /dev/null
+++ b/app/models/assets/asset_image.rb
@@ -0,0 +1,3 @@
+class AssetImage < Asset
+
+end
\ No newline at end of file
diff --git a/app/models/assets/asset_javascript.rb b/app/models/assets/asset_javascript.rb
new file mode 100644
index 00000000..5d14b9f3
--- /dev/null
+++ b/app/models/assets/asset_javascript.rb
@@ -0,0 +1,3 @@
+class AssetJavascript < Asset
+
+end
\ No newline at end of file
diff --git a/app/models/assets/asset_pdf.rb b/app/models/assets/asset_pdf.rb
new file mode 100644
index 00000000..457f438d
--- /dev/null
+++ b/app/models/assets/asset_pdf.rb
@@ -0,0 +1,2 @@
+class AssetPdf < Asset
+end
\ No newline at end of file
diff --git a/app/models/assets/asset_stylesheet.rb b/app/models/assets/asset_stylesheet.rb
new file mode 100644
index 00000000..f04f37ca
--- /dev/null
+++ b/app/models/assets/asset_stylesheet.rb
@@ -0,0 +1,3 @@
+class AssetStylesheet < Asset
+
+end
\ No newline at end of file
diff --git a/app/views/admin/assets/_form.html.erb b/app/views/admin/assets/_form.html.erb
new file mode 100644
index 00000000..73f9a316
--- /dev/null
+++ b/app/views/admin/assets/_form.html.erb
@@ -0,0 +1,16 @@
+<%= f.error_messages %>
+
+<p>
+<%= f.label :filename, "FileName" %>
+<%= f.text_field :filename, :class => 'text' %>
+</p>
+
+<p>
+<%= f.label :description, "Description" %>
+<%= f.text_field :description, :class => 'text' %>
+</p>
+
+<p>
+<%= f.label :data, "Data" %>
+<%= f.file_field :data %>
+</p>
\ No newline at end of file
diff --git a/app/views/admin/assets/edit.html.erb b/app/views/admin/assets/edit.html.erb
new file mode 100644
index 00000000..b0a5892c
--- /dev/null
+++ b/app/views/admin/assets/edit.html.erb
@@ -0,0 +1,12 @@
+<h1>Editing assets</h1>
+
+<% form_for @asset, :url => admin_asset_path(@asset), :html => { :multipart => true } do |f| %>
+  <%= f.error_messages %>
+  
+  <%= render :partial => "form", :locals => { :f => f } %>
+  <p>
+    <%= f.submit 'Update' %>
+  </p>
+<% end %>
+
+<%= link_to 'Back', admin_assets_path %>
\ No newline at end of file
diff --git a/app/views/admin/assets/index.html.erb b/app/views/admin/assets/index.html.erb
new file mode 100644
index 00000000..abf9d16a
--- /dev/null
+++ b/app/views/admin/assets/index.html.erb
@@ -0,0 +1,29 @@
+<h1>Listing assets</h1>
+
+<table>
+  <tr>
+      <th>檔案</th>
+      <th>描述</th>
+      <th>格式</th>
+      <th>原上傳檔名</th>
+      <th>檔案大小</th>
+      <th></th>
+      <th></th>
+  </tr>
+
+<% @assets.each do |asset| %>
+  <tr>
+    <td><%= link_to asset.filename, admin_asset_path(asset) %></td>
+    <td><%= asset.description %></td>
+    <td><%= asset.data.content_type %></td>
+    <td><%= asset.data.file_name %></td>
+    <td><%= number_to_human_size(asset.data.file_size) %></td>
+    <td><%= link_to t(:edit), edit_admin_asset_path(asset) %></td>
+    <td><%= link_to t(:delete), admin_asset_path(asset), :confirm => 'Are you sure?', :method => :delete %></td>
+  </tr>
+<% end %>
+</table>
+
+<br />
+
+<%= link_to t(:new_asset, :scope => :admin), new_admin_asset_path, :class => 'button positive' %>
\ No newline at end of file
diff --git a/app/views/admin/assets/new.html.erb b/app/views/admin/assets/new.html.erb
new file mode 100644
index 00000000..dc44e2df
--- /dev/null
+++ b/app/views/admin/assets/new.html.erb
@@ -0,0 +1,11 @@
+<h1>New Asset</h1>
+
+<% form_for :asset, :url => admin_assets_path, :html => { :multipart => true } do |f| %>
+  <%= f.error_messages %>
+
+  <%= render :partial => "form", :locals => { :f => f } %>
+  
+  <p>
+    <%= f.submit 'Create' %>
+  </p>
+<% end %>
\ No newline at end of file
diff --git a/app/views/layouts/admin.html.erb b/app/views/layouts/admin.html.erb
index 72c883bd..20e7674f 100644
--- a/app/views/layouts/admin.html.erb
+++ b/app/views/layouts/admin.html.erb
@@ -22,6 +22,7 @@
           <li><%= link_to t(:home, :scope => :admin), root_path %></li>
           <li><%= link_to t(:item, :scope => :admin), admin_items_path %></li>
           <li><%= link_to t(:layout, :scope => :admin), admin_layouts_path %></li>
+          <li><%= link_to t(:asset, :scope => :admin), admin_assets_path %></li>
           <li><%= link_to t(:announcement, :scope => :admin), panel_announcements_path( :entry_name => 'news' ) %></li>
      </ul>
   </div>
diff --git a/config/environment.rb b/config/environment.rb
index d25990b7..7a5234fa 100644
--- a/config/environment.rb
+++ b/config/environment.rb
@@ -22,7 +22,8 @@ Rails::Initializer.run do |config|
     
   config.gem "liquid"
   config.gem "mongo_mapper"  
-    
+  config.gem 'grip'
+  
   # Only load the plugins named here, in the order given (default is alphabetical).
   # :all can be used as a placeholder for all plugins not explicitly named
   # config.plugins = [ :exception_notification, :ssl_requirement, :all ]
diff --git a/config/locales/rails.yml b/config/locales/rails.yml
new file mode 100644
index 00000000..058a48e8
--- /dev/null
+++ b/config/locales/rails.yml
@@ -0,0 +1,132 @@
+# Chinese (Taiwan) translations for Ruby on Rails 
+# by tsechingho (http://github.com/tsechingho)
+
+:zh_tw:
+  date:
+    formats:
+      default: "%Y-%m-%d"
+      short: "%b%d日"
+      long: "%Y年%b%d日"
+    day_names: [星期日, 星期一, 星期二, 星期三, 星期四, 星期五, 星期六]
+    abbr_day_names: [日, 一, 二, 三, 四, 五, 六]
+    month_names: [~, 一月, 二月, 三月, 四月, 五月, 六月, 七月, 八月, 九月, 十月, 十一月, 十二月]
+    abbr_month_names: [~, 1月, 2月, 3月, 4月, 5月, 6月, 7月, 8月, 9月, 10月, 11月, 12月]
+    order: [ :year, :month, :day ]
+  
+  time:
+    formats:
+      default: "%Y年%b%d日 %A %H:%M:%S %Z"
+      short: "%b%d日 %H:%M"
+      long: "%Y年%b%d日 %H:%M"
+    am: "上午"
+    pm: "下午"
+  
+  datetime:
+    distance_in_words:
+      half_a_minute: "半分鐘"
+      less_than_x_seconds:
+        one: "不到一秒"
+        other: "不到 {{count}} 秒"
+      x_seconds:
+        one: "一秒"
+        other: "{{count}} 秒"
+      less_than_x_minutes:
+        one: "不到一分鐘"
+        other: "不到 {{count}} 分鐘"
+      x_minutes:
+        one: "一分鐘"
+        other: "{{count}} 分鐘"
+      about_x_hours:
+        one: "大約一小時"
+        other: "大約 {{count}} 小時"
+      x_days:
+        one: "一天"
+        other: "{{count}} 天"
+      about_x_months:
+        one: "大約一個月"
+        other: "大約 {{count}} 個月"
+      x_months:
+        one: "一個月"
+        other: "{{count}} 個月"
+      about_x_years:
+        one: "大約一年"
+        other: "大約 {{count}} 年"
+      over_x_years:
+        one: "一年多"
+        other: "{{count}} 年多"
+    prompts:
+      year:   "年"
+      month:  "月"
+      day:    "日"
+      hour:   "時"
+      minute: "分"
+      second: "秒"
+  
+  number:
+    format:
+      separator: "."
+      delimiter: ","
+      precision: 3
+    currency:
+      format:
+        format: "%u %n"
+        unit: "NT$"
+        separator: "."
+        delimiter: ","
+        precision: 2
+    percentage:
+      format:
+        delimiter: ""
+    precision:
+      format:
+        delimiter: ""
+    human:
+      format:
+        delimiter: ""
+        precision: 1
+      storage_units:
+        format: "%n %u"
+        units:
+          byte:
+            one: "Byte"
+            other: "Bytes"
+          kb: "KB"
+          mb: "MB"
+          gb: "GB"
+          tb: "TB"
+  
+  support:
+    array:
+      words_connector: ", "
+      two_words_connector: " 和 "
+      last_word_connector: ", 和 "
+  
+  activerecord:
+    errors:
+      template:
+        header: 
+          one: "有 1 個錯誤發生使得「{{model}}」無法被儲存。"
+          other: "有 {{count}} 個錯誤發生使得「{{model}}」無法被儲存。"
+        body: "下面欄位有問題："
+      messages:
+        inclusion: "沒有包含在列表中"
+        exclusion: "是被保留的"
+        invalid: "是無效的"
+        confirmation: "不符合確認值"
+        accepted: "必須是可被接受的"
+        empty: "不能留空"
+        blank: "不能是空白字元"
+        too_long: "過長（最長是 {{count}} 個字）"
+        too_short: "過短（最短是 {{count}} 個字）"
+        wrong_length: "字數錯誤（必須是 {{count}} 個字）"
+        taken: "已經被使用"
+        not_a_number: "不是數字"
+        greater_than: "必須大於 {{count}}"
+        greater_than_or_equal_to: "必須大於或等於 {{count}}"
+        equal_to: "必須等於 {{count}}"
+        less_than: "必須小於 {{count}}"
+        less_than_or_equal_to: "必須小於或等於 {{count}}"
+        odd: "必須是奇數"
+        even: "必須是偶數"
+  
+
diff --git a/config/locales/zh_tw.yml b/config/locales/zh_tw.yml
index 6403ffc6..a86547e3 100644
--- a/config/locales/zh_tw.yml
+++ b/config/locales/zh_tw.yml
@@ -13,4 +13,6 @@ zh_tw:
     new_link: 新增連結
     new_snippet: 新增片段
     new_layout: 新增樣板
-    announcement: 公告管理
\ No newline at end of file
+    announcement: 公告管理
+    asset: 資產管理
+    new_asset: 新增資產
\ No newline at end of file
diff --git a/config/routes.rb b/config/routes.rb
index 049217b7..20cdf488 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -9,6 +9,7 @@ ActionController::Routing::Routes.draw do |map|
     admin.resources :components
     admin.resources :layouts
     admin.resources :snippets
+    admin.resources :assets
   end
   
   map.namespace :panel do |panel|