diff --git a/app/controllers/users_controller.rb b/app/controllers/users_controller.rb
index 0058e6e4c..5260cd8d1 100644
--- a/app/controllers/users_controller.rb
+++ b/app/controllers/users_controller.rb
@@ -627,9 +627,7 @@ class UsersController < ApplicationController
   end
 
   def show
-
     @page = params[:page] ? params[:page].to_i + 1 : 0
-
     user_project_ids = @user.projects.visible.empty? ? "(-1)" : "(" + @user.projects.visible.map{|project| project.id}.join(",") + ")"
     user_course_ids = @user.courses.visible.empty? ? "(-1)" : "(" + @user.courses.visible.map{|course| course.id}.join(",") + ")"
     course_types = "('Message','News','HomeworkCommon','poll')"
diff --git a/app/views/users/_course_news.html.erb b/app/views/users/_course_news.html.erb
index d6c32def6..bc090fa03 100644
--- a/app/views/users/_course_news.html.erb
+++ b/app/views/users/_course_news.html.erb
@@ -1,4 +1,4 @@
-<div class="resources mt10">
+<div class="resources mt10" id="course_news_<%= activity.id%>">
   <div class="homepagePostBrief">
     <div class="homepagePostPortrait">
       <%= link_to image_tag(url_to_avatar(activity.author), :width => "50", :height => "50"), user_path(activity.author_id), :alt => "用户头像" %>
@@ -42,25 +42,7 @@
       <%if count>2 %>
           <div class="homepagePostReplyBannerMore"><a id="reply_btn_<%=user_activity.id%>" onclick="expand_reply('#reply_div_<%= user_activity.id %> li','#reply_btn_<%=user_activity.id%>')" data-count="<%= count %>" data-init="0" class=" replyGrey" href="javascript:void(0)" value="show_help" >点击展开更多回复(<%= count.to_s%>)</a></div>
       <% end %>
-<!--
-      <div class="homepagePostReplyBannerMore"><a href="javascript:void(0);" class="replyGrey">点击展开更多回复</a>
-      </div>-->
     </div>
-    <%#= render :partial => 'course_news_reply',:locals => { :contest => @contest, :journals => @jour, :state => false}%>
-
-    <!--<div class="homepagePostReplyInputContainer">
-      <%= form_tag({:controller => 'comments', :action => 'create', :id => activity}, :id => "add_reply_form") do %>
-          <textarea id="new_reply" class="homepagePostReplyInput" placeholder="请输入回复"></textarea>
-
-          <div class="homepagePostReplyCancel">
-            <a href="javascript:void(0);" class="postReplyCancel" onclick="$('#new_reply').value('');">取消</a>
-          </div>
-          <div class="homepagePostReplySubmit">
-            <a href="javascript:void(0);" class="postReplySubmit" onclick="$('#add_reply_form').submit();">发送</a>
-          </div>
-          <div class="cl"></div>
-      <% end %>
-    </div>-->
     <% replies_all_i = 0 %>
     <% unless activity.comments.empty? %>
         <div class="homepagePostReplyContainer" id="reply_div_<%= user_activity.id %>">
@@ -79,9 +61,6 @@
                           <%= link_to comment.try(:author).try(:realname), user_path(comment.author_id), :class => "newsBlue mr10 f14" %>
                       <% end %>
                       <%= format_date(comment.created_on) %>
-                      <%#= link_to_if_authorized_course l(:button_delete), {:controller => 'comments', :action => 'destroy', :id => activity, :comment_id => comment},
-                                                       :data => {:confirm => l(:text_are_you_sure)}, :method => :delete, :title => l(:button_delete) %>
-                      <!--<a href="javascript:void(0);" class="replyGrey fr ml10">删除</a>-->
                     </div>
                     <div class="homepagePostReplyContent break_word"><%= comment.comments.html_safe %></div>
                   </div>
diff --git a/app/views/users/_user_activities.html.erb b/app/views/users/_user_activities.html.erb
index b43d0d54e..511c416c2 100644
--- a/app/views/users/_user_activities.html.erb
+++ b/app/views/users/_user_activities.html.erb
@@ -1,51 +1,9 @@
 <% user_activities.each do |user_activity|
   unless user_activities.nil? %>
         <script>
-            //$(function(){if($("#contentmessage<%#=topic.id %>").height()>182){$("#project_show_<%#= topic.id%>").show();}});
-            //解决由于图片加载慢造成div高度不够 以至于展开按钮不显示的bug
-            /*$(function(){
-                function nh_show_btn(){
-                    if($("#activity_message_<%#= user_activity.id%>").is(':hidden')){
-                        if($("#activity_description_<%#= user_activity.id%>").height()>120){
-                            $("#activity_description_<%#= user_activity.id%>").toggleClass("activity_description_maxHeight");
-                            $("#activity_message_<%#= user_activity.id%>").show();
-                        }
-                    }
-                }
-                var div = $("#activity_description_<%#= user_activity.id%>");
-                var imgs = $('img',div);
-                var lens = imgs.length;
-                function nh_load_img_end(){
-                    nh_show_btn();
-                }
-                if(lens > 0){
-                    $('img',div).load(function(){
-                        nh_load_img_end();
-                    });
-                }
-                nh_show_btn();
-            });*/
-            /*function show_more_reply(contentid, id2, id3) {
-                $(contentid).toggleClass("activity_description_maxHeight");
-                $(contentid).toggleClass("course_description_none");
-                var information = $(id2);
-                var arrow = $(id3);
-                var val = information.attr("value");
-                if (val == "show_more") {
-                    $(id2).text("[收起]");
-                    information.attr("value", "hide_more");
-                    arrow.attr("src", "/images/jiantouup.jpg")
-                }
-                else {
-                    $(id2).text("[展开]");
-                    information.attr("value", "show_more");
-                    arrow.attr("src", "/images/jiantou.jpg")
-                }
-            }*/
             function expand_reply(container,btnid){
                 var target = $(container);
                 var btn = $(btnid);
-                //var jumpobj = $("#reply_div_<%#= activity.id %>");
                 if(btn.data('init')=='0'){
                     btn.data('init',1);
                     btn.html('收起回复('+btn.data('count')+')');
@@ -70,12 +28,6 @@
                     <%= render :partial => 'course_news', :locals => {:activity => act,:user_activity =>user_activity} %>
                 <% when 'Message'%>
                     <%= render :partial => 'course_message', :locals => {:activity => act,:user_activity =>user_activity} %>
-                    <%# when 'Course'%>
-                    <%#= render :partial => 'course_create', :locals => {:activity => act,:user_activity =>user_activity} %>
-                    <%# when 'Attachment' %>
-                    <%#= render :partial => 'course_attachment', :locals => {:activity => act, :user_activity => user_activity} %>
-                    <%# when 'JournalsForMessage' %>
-                    <%#= render :partial => 'course_journalsformessage', :locals => {:activity => act, :user_activity => user_activity} %>
                 <% when 'Poll' %>
                     <%= render :partial => 'course_poll', :locals => {:activity => act, :user_activity => user_activity} %>
                 <% end %>
@@ -87,16 +39,6 @@
                     <%= render :partial => 'project_issue', :locals => {:activity => act,:user_activity =>user_activity} %>
                 <% when 'Message' %>
                     <%= render :partial => 'project_message', :locals => {:activity => act,:user_activity =>user_activity} %>
-                    <%# when 'Journal' %>
-                    <%#= render :partial => 'project_journal', :locals => {:activity => act,:user_activity =>user_activity} %>
-                    <%# when 'News' %>
-                    <%#= render :partial => 'project_news', :locals => {:activity => act,:user_activity =>user_activity} %>
-                    <%# when 'Document' %>
-                    <%#= render :partial => 'project_document', :locals => {:activity => act,:user_activity =>user_activity} %>
-                    <%# when 'Attachment' %>
-                    <%#= render :partial => 'project_attachment', :locals => {:activity => act,:user_activity =>user_activity} %>
-                    <%# when 'ProjectCreateInfo' %>
-                    <%#= render :partial => 'project_create', :locals => {:activity => act,:user_activity =>user_activity} %>
                 <% end %>
             <% end %>
         <% end %>