diff --git a/app/controllers/admin_controller.rb b/app/controllers/admin_controller.rb
index 90981b52a..305d5cae9 100644
--- a/app/controllers/admin_controller.rb
+++ b/app/controllers/admin_controller.rb
@@ -61,7 +61,13 @@ class AdminController < ApplicationController
 
  #管理员界面课程资源列表
   def course_resource_list
-    @resource = Attachment.where(:container_type => 'Course')
+    #sort_init 'created_on','desc'
+    #sort_update %w(filename filesize filetype created_on downloads author course)
+    if params[:file_size]
+      @resource = Attachment.where(:container_type => 'Course').order("downloads desc")
+    else
+      @resource = Attachment.where(:container_type => 'Course').order("created_on desc")
+    end
     @resource = paginateHelper @resource,30
     @page = (params['page'] || 1).to_i - 1
 
diff --git a/app/views/admin/course_resource_list.html.erb b/app/views/admin/course_resource_list.html.erb
index 4316555f7..be39e568b 100644
--- a/app/views/admin/course_resource_list.html.erb
+++ b/app/views/admin/course_resource_list.html.erb
@@ -10,7 +10,7 @@
         资源名称
       </th>
       <th style="width: 30px;">
-        资源大小
+        <%= link_to "资源大小",admin_course_resource_list_path(:sort => "file_size") %>
       </th>
       <th style="width: 25px;">
         资源类型
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 3da533eb7..a82c6b502 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -1535,3 +1535,12 @@ en:
   error_upload_avatar_to_large: "too big (%{max_size})"
   not_valid_image_file: not a valid image file
 
+  #resource
+  label_resource_name: Resource_name
+  label_resource_type: Rescource_type
+  label_resource_size: Rescource_size
+  label_resource_upload_date: Resource_upload_date
+  label_resource_download_times: Resource_download_times
+  label_resource_upload_author: Resource_upload_author
+  label_resource_belongs_course: Resource_belongs_course
+  label_resource_belongs_project: Resource_belongs_project
diff --git a/config/locales/zh.yml b/config/locales/zh.yml
index 37d26dbd8..1e4bdd90e 100644
--- a/config/locales/zh.yml
+++ b/config/locales/zh.yml
@@ -2111,4 +2111,14 @@ zh:
 
   # 课程推荐
   label_homework_commont: 作业
-  label_homework_recommendation: 课程推荐
\ No newline at end of file
+  label_homework_recommendation: 课程推荐
+
+  #资源
+  label_resource_name: 资源名称
+  label_resource_type: 资源类型
+  label_resource_size: 资源大小
+  label_resource_upload_date: 上传时间
+  label_resource_download_times: 下载次数
+  label_resource_upload_author: 上传者
+  label_resource_belongs_course: 所属课程
+  label_resource_belongs_project: 所属项目
\ No newline at end of file