diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index 64bb122..bb6c6cc 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -3,6 +3,7 @@ class ApplicationController < ActionController::Base
 
   include ApplicationHelper
   include LoginHelper
+  include UsersHelper
 
 
   # Confirms a logged-in user.
diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index c58e6db..f13cf94 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -5,4 +5,5 @@ module ApplicationHelper
     return intime.utc.in_time_zone('Beijing').strftime(format='%F %T')
   end
 
+
 end
diff --git a/app/helpers/micro_posts_helper.rb b/app/helpers/micro_posts_helper.rb
index 9b5c3f2..58b1592 100644
--- a/app/helpers/micro_posts_helper.rb
+++ b/app/helpers/micro_posts_helper.rb
@@ -25,6 +25,8 @@ module MicroPostsHelper
         x["time"] = get_strftime(micro_post.post_time)
         x["pics"] = micro_post.pic.split(',') if micro_post.pic
         x["peo_num"] = micro_post.engage_people
+        x["peo_names"] = micro_post.engaged_people_names
+        x["comments"] = micro_post.comments
         micro_posts_array << x
       end
     end
diff --git a/app/helpers/users_helper.rb b/app/helpers/users_helper.rb
index 2310a24..29bebac 100644
--- a/app/helpers/users_helper.rb
+++ b/app/helpers/users_helper.rb
@@ -1,2 +1,6 @@
 module UsersHelper
+  def get_user_name_from_id user_id
+    user = User.where(id: user_id)
+    return user.name if !user.empty?
+  end
 end
diff --git a/app/views/micro_posts/show.html.erb b/app/views/micro_posts/show.html.erb
index e783f00..61b1965 100644
--- a/app/views/micro_posts/show.html.erb
+++ b/app/views/micro_posts/show.html.erb
@@ -8,7 +8,7 @@
   <!-- End Navigation -->
 
   <div class="container-fluid main-content padded" id="user-page">
-    <row id="new-post">
+    <div class="row" id="new-post">
       <div class="widget-container fluid-height clearfix">
         <div class="heading">
           <i class="icon-reorder"></i>发布新信息
@@ -56,7 +56,7 @@
             </div>
         <% end %>
       </div>
-    </row>
+    </div>
 
     <div class="posts">
       <% @micro_posts.each do |micro_post| %>
@@ -77,13 +77,47 @@
                     </div>
                 <% end %>
               </div>
-
               <div class="col-md-12">
                 <div class="btn btn-default btn-block show-details">
                   查看详情
                 </div>
               </div>
             </div>
+            <div class="activity-details" hidden>
+              <% if micro_post["type"] != "新鲜事" %>
+                  <div class="widget-container fluid-height">
+                    <div class="heading">
+                      <i class="icon-align-center"> 活动详情 </i>
+                    </div>
+                    <div class="widget-content padded">
+                      <h3 class="text-center">已有<%= micro_post["peo_num"] %>人参加活动</h3>
+                      <p><%= micro_post["peo_names"] %>参加了该活动</p>
+                    </div>
+                  </div>
+              <% end %>
+              <% if !micro_post["comments"].empty? %>
+                  <div class="widget-container fluid-height scrollable list user-comments">
+                    <div class="heading">
+                      <i class="icon-mail-forward"> 评论 </i>
+                    </div>
+                    <% micro_post["comments"].each do |comment| %>
+                        <div class="widget-content fluid-height">
+                          <ul>
+                            <li>
+                              <div>
+                                <a class="user-name"><%= get_user_name_from_id comment.user_id %></a><em></em>
+                              </div>
+                              <div>
+                                <p>comment.content</p>
+                              </div>
+                          </ul>
+                        </div>
+                    <% end %>
+                  </div>
+              <% else %>
+                  <p class="text-center alert-info">暂无评论</p>
+              <% end %>
+            </div>
           </div>
       <% end %>
     </div>
@@ -189,9 +223,9 @@
 
 
   $(".delete-post").bind("click", function () {
-    var errorhtml =  '<div class="alert alert-danger">' +
+    var errorhtml = '<div class="alert alert-danger">' +
         '<button class="close" data-dismiss="alert" type="button">×</button>删除失败</div>';
-    var successhtml =  '<div class="alert alert-success">' +
+    var successhtml = '<div class="alert alert-success">' +
         '<button class="close" data-dismiss="alert" type="button">×</button>删除成功</div>';
     var micropost_id = $(this).parent().attr("id");
     $.ajax({
@@ -200,7 +234,7 @@
       data: {micropost_id: micropost_id},
       url: '/deletepost',
       success: function (data, textStatus, jqXHR) {
-        if(data['status'] == true) {
+        if (data['status'] == true) {
           $('.posts').before(successhtml);
         }
         else {
@@ -209,4 +243,18 @@
       }
     });
   });
+  $('.show-details').bind("click", function () {
+    var current_button = $(this);
+    var micropost = current_button.parent().parent().parent();
+    var text = current_button.text().trim();
+    if (text == "查看详情") {
+      micropost.find(".activity-details").show();
+      current_button.text("隐藏详情");
+    }
+    else {
+      micropost.find(".activity-details").hide();
+      current_button.text("查看详情");
+    }
+
+  })
 </script>
\ No newline at end of file
diff --git a/db/development.sqlite3 b/db/development.sqlite3
index a291477..cc6acc6 100644
Binary files a/db/development.sqlite3 and b/db/development.sqlite3 differ
diff --git a/public/stylesheets/mystyle.css b/public/stylesheets/mystyle.css
index 06da350..ebaf780 100644
--- a/public/stylesheets/mystyle.css
+++ b/public/stylesheets/mystyle.css
@@ -134,12 +134,26 @@
 .widget-container .heading [class^="icon-"], .widget-container .heading [class*="icon-"] {
     font-size: 20px;
 }
+
 .pagination .previous_page {
     font-size: 2em;
     margin-right: 20px;
+
 }
 
 .pagination .next_page {
     font-size: 2em;
     margin-left: 20px;
+}
+
+.posts .micro-post .widget-container.scrollable {
+    height: 250px;
+}
+
+.widget-container.fluid-height.scrollable.list.user-comments p {
+    margin: 0px;
+}
+
+.activity-details p {
+    font-size: 1.2em;
 }
\ No newline at end of file