diff --git a/app/controllers/users_controller.rb b/app/controllers/users_controller.rb
index 0783d1805..c00f7ec17 100644
--- a/app/controllers/users_controller.rb
+++ b/app/controllers/users_controller.rb
@@ -101,22 +101,10 @@ class UsersController < ApplicationController
     elsif @user != User.current && !User.current.admin?
      return render_403
     end
-    # 记录当前点击按钮的时间
-    # 考虑到用户未退出刷新消息页面
-    message_time = OnclickTime.where("user_id =?", User.current).first
-    if message_time.nil?
-      message_new_time = OnclickTime.new
-      message_new_time.user_id = User.current.id
-      message_new_time.onclick_time = Time.now
-      message_new_time.save
-    else
-      # 24小时内显示
-      contrast_time = Time.now - 86400
-      message_time.update_attributes(:onclick_time => Time.now)
-    end
-    @user_system_messages = SystemMessage.where("created_at >?", contrast_time).order("created_at desc")
-    # 当前用户查看消息，则设置消息为已读
-    # DO 待优化，只需查出符合条件的再更新
+    # 初始化/更新 点击按钮时间
+    # 24小时内显示系统消息
+    update_onclick_time
+    # 全部设为已读
     if params[:viewed] == "all"
       course_querys = @user.course_messages
       forge_querys = @user.forge_messages
@@ -197,6 +185,26 @@ class UsersController < ApplicationController
     end
   end
 
+  # 初始化/更新 点击按钮时间
+  def update_onclick_time
+    # 记录当前点击按钮的时间
+    # 考虑到用户未退出刷新消息页面
+
+    message_time = OnclickTime.where("user_id =?", User.current).first
+    if message_time.nil?
+      message_new_time = OnclickTime.new
+      message_new_time.user_id = User.current.id
+      message_new_time.onclick_time = Time.now
+      message_new_time.save
+    else
+      # 24小时内显示
+      contrast_time = Time.now - 86400
+      message_time.update_attributes(:onclick_time => Time.now)
+    end
+    # 24小时内显示系统消息
+    @user_system_messages = SystemMessage.where("created_at >?", contrast_time).order("created_at desc")
+  end
+
   # 系统消息
   def user_system_messages
     @sytem_messages = SystemMessage.order("created_at desc").all