diff --git a/app/helpers/courses_helper.rb b/app/helpers/courses_helper.rb
index 3555a0b0c..99b21d8cc 100644
--- a/app/helpers/courses_helper.rb
+++ b/app/helpers/courses_helper.rb
@@ -503,20 +503,8 @@ module CoursesHelper
       activities[news.course_id]+=1
     end
 
-    #feedbackc_count
-    JournalsForMessage.where(jour_id: @course_ids, jour_type: Course).each do |jourformess|
-      activities[jourformess.jour_id]+=1
-    end
-
-    #activities!=0
-    i=0;
-    courses.each do |course|
-      id=course.id
-      if activities[id]==0
-        activities[id]=1
-      end
-    end
-
+    # 动态数 + 1 ( 某某创建了该课程 )
+    activities.each_pair { |key, value| activities[key] = value + 1 }
     return activities
   end