diff --git a/app/controllers/games_controller.rb b/app/controllers/games_controller.rb
index d2e57e85f..c49bc2a40 100644
--- a/app/controllers/games_controller.rb
+++ b/app/controllers/games_controller.rb
@@ -168,7 +168,7 @@ class GamesController < ApplicationController
   def next_step
     render_403 if @game.status != 2
     next_game = @game.next_game
-    next_game.update_attribute(:status, 0) if next_game.status == 3
+    next_game.update_attributes(:status => 0, :open_time => Time.now) if next_game.status == 3
 
     respond_to do |format|
       format.js{redirect_to myshixun_game_path(next_game, :myshixun_id => @myshixun.id)}
diff --git a/app/controllers/shixuns_controller.rb b/app/controllers/shixuns_controller.rb
index 4e9dd4102..7e48c8c4e 100644
--- a/app/controllers/shixuns_controller.rb
+++ b/app/controllers/shixuns_controller.rb
@@ -81,7 +81,7 @@ class ShixunsController < ApplicationController
           # 之所以增加user_id是为了方便统计查询性能
           challenges.each_with_index do |challenge, index|
             status = (index == 0 ? 0 : 3)
-            Game.create!(:challenge_id => challenge.id, :myshixun_id => myshixun.id, :status => status, :user_id => myshixun.user_id)
+            Game.create!(:challenge_id => challenge.id, :myshixun_id => myshixun.id, :status => status, :user_id => myshixun.user_id, :open_time => Time.now)
           end
         else
           raise("网络异常，请稍后重试")
diff --git a/app/models/game.rb b/app/models/game.rb
index 9117941ba..9bff76d7e 100644
--- a/app/models/game.rb
+++ b/app/models/game.rb
@@ -1,7 +1,7 @@
 class Game < ActiveRecord::Base
   # stauts 0: can exe 1：doing 2：successed 3:locked
   default_scope :order => 'created_at desc'
-  attr_accessible :myshixun_id, :user_id, :status, :final_score, :challenge_id
+  attr_accessible :myshixun_id, :user_id, :status, :final_score, :challenge_id, :open_time
   belongs_to :myshixun,:touch=> true
   belongs_to :user
   belongs_to :challenge
diff --git a/app/views/games/show.js.erb b/app/views/games/show.js.erb
index 4ddbeb86d..7029c2bd1 100644
--- a/app/views/games/show.js.erb
+++ b/app/views/games/show.js.erb
@@ -1,3 +1,3 @@
-$("#all_task_show").toggle();
+$("#all_task_show").hide();
 $("#game_show_content").html('<%= escape_javascript(render :partial => 'games/game_show') %>');
 $("#current_task_tab").attr('href','<%= myshixun_game_path(@myshixun.current_task, :myshixun_id => @myshixun) %>');
diff --git a/db/migrate/20170414023452_add_open_time_to_game.rb b/db/migrate/20170414023452_add_open_time_to_game.rb
new file mode 100644
index 000000000..7f0318a12
--- /dev/null
+++ b/db/migrate/20170414023452_add_open_time_to_game.rb
@@ -0,0 +1,5 @@
+class AddOpenTimeToGame < ActiveRecord::Migration
+  def change
+    add_column :games, :open_time, :datetime
+  end
+end
diff --git a/db/migrate/20170414024741_update_open_time_to_game.rb b/db/migrate/20170414024741_update_open_time_to_game.rb
new file mode 100644
index 000000000..a5df9d440
--- /dev/null
+++ b/db/migrate/20170414024741_update_open_time_to_game.rb
@@ -0,0 +1,10 @@
+class UpdateOpenTimeToGame < ActiveRecord::Migration
+  def up
+    Game.all.each do |game|
+      game.update_attribute(:open_time, game.created_at)
+    end
+  end
+
+  def down
+  end
+end