diff --git a/app/models/parser.rb b/app/models/parser.rb
index ca834ac8..734e11de 100644
--- a/app/models/parser.rb
+++ b/app/models/parser.rb
@@ -54,6 +54,24 @@ module Parser
             tag.attr[I18n.locale.to_s] rescue nil
         end
       end
+      c.define_tag 'css' do |tag|
+        assets = Asset.any_in(:filename => tag.attr['name'].split(',').map(&:strip))
+        res = ''
+        assets.each do |asset|
+          res << "<link href='#{asset.data.file.url}' rel='stylesheet' type='text/css' /> " if asset.data.file.content_type.eql?('text/css')
+        end
+        res
+      end
+      c.define_tag 'image' do |tag|
+        asset = Asset.find(tag.attr['id'])
+        if asset
+          res = "<img src=#{asset.data.file.url} "
+          tag.attr.each do |l|
+            res << "#{l[0]}=#{l[1]} "
+          end
+          res << '>'
+        end
+      end
     end
   end
   
diff --git a/app/views/admin/assets/index.html.erb b/app/views/admin/assets/index.html.erb
index a3f77742..a5b721ab 100644
--- a/app/views/admin/assets/index.html.erb
+++ b/app/views/admin/assets/index.html.erb
@@ -8,6 +8,7 @@
 
 <table>
   <tr>
+      <th><%= t('admin.id') %></th>
       <th><%= t('admin.file_name') %></th>
       <th><%= t('admin.description') %></th>
       <th><%= t('admin.format') %></th>
@@ -18,6 +19,7 @@
 
 <% @assets.each do |asset| %>
   <tr>
+    <td><%= asset.id %></td>
     <td><%= link_to asset.filename, asset.data.url, :target => '_blank' %></td>
     <td><%= asset.description %></td>
     <td><%= asset.data.file.content_type %></td>
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 750d7a2d..f7704334 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -50,6 +50,7 @@ en:
     file_name: Filename
     file_size: File size
     format: Format
+    id: ID
     is_published: Is published
     item: Item
     key: Key
diff --git a/config/locales/zh_tw.yml b/config/locales/zh_tw.yml
index e130d26a..63fe04c5 100644
--- a/config/locales/zh_tw.yml
+++ b/config/locales/zh_tw.yml
@@ -47,6 +47,7 @@ zh_tw:
     file_name: 檔名
     file_size: 檔案大小
     format: 格式
+    id: ID
     is_published: 被出版
     item: 項目
     key: 關鍵