diff --git a/app/controllers/words_controller.rb b/app/controllers/words_controller.rb
index 8115f3f91..d24427a9d 100644
--- a/app/controllers/words_controller.rb
+++ b/app/controllers/words_controller.rb
@@ -76,6 +76,7 @@ class WordsController < ApplicationController
         @reply_type = params[:reply_type]
         @user_activity_id = params[:user_activity_id]
         @activity = JournalsForMessage.find(parent_id)
+        @is_activity = params[:is_activity]
       }
     end
 
diff --git a/app/views/blog_comments/show.html.erb b/app/views/blog_comments/show.html.erb
index ce8f52f25..4a407089f 100644
--- a/app/views/blog_comments/show.html.erb
+++ b/app/views/blog_comments/show.html.erb
@@ -94,7 +94,7 @@
       </div>
       <div class="postDetailDate mb5"><%= format_time( @article.created_on)%></div>
       <div class="cl"></div>
-      <div class="memo-content upload_img break_word" id="message_description_<%= @article.id %>" style="word-break: break-all; word-wrap:break-word;margin-bottom: 0px !important;" >
+      <div class="homepagePostIntro memo-content upload_img break_word" id="message_description_<%= @article.id %>" style="word-break: break-all; word-wrap:break-word;margin-bottom: 0px !important;" >
         <%= @article.content.html_safe%>
       </div>
       <div class="cl"></div>
@@ -208,4 +208,11 @@
         </div>
     <% end %>
   </div>
-</div>
\ No newline at end of file
+</div>
+<script type="text/javascript">
+  $(function(){
+      var postContent = $("#message_description_<%= @article.id %>").html();
+      postContent = postContent.replace(/&nbsp;/g," ");
+      $("#message_description_<%= @article.id %>").html(postContent);
+  });
+</script>
diff --git a/app/views/courses/syllabus.html.erb b/app/views/courses/syllabus.html.erb
index 9d20b5adb..c9d333e6d 100644
--- a/app/views/courses/syllabus.html.erb
+++ b/app/views/courses/syllabus.html.erb
@@ -94,7 +94,7 @@
       </div>
       <div class="postDetailDate mb5"><%= format_time( @article.created_on)%></div>
       <div class="cl"></div>
-      <div class="memo-content upload_img break_word" id="message_description_<%= @article.id %>" style="word-break: break-all; word-wrap:break-word;margin-bottom: 0px !important;" >
+      <div class="homepagePostIntro memo-content upload_img break_word" id="message_description_<%= @article.id %>" style="word-break: break-all; word-wrap:break-word;margin-bottom: 0px !important;" >
         <%= @article.content.html_safe%>
       </div>
       <div class="cl"></div>
@@ -214,4 +214,11 @@
         </div>
     <% end %>
   </div>
-</div>
\ No newline at end of file
+</div>
+<script type="text/javascript">
+    $(function(){
+        var postContent = $("#message_description_<%= @article.id %>").html();
+        postContent = postContent.replace(/&nbsp;/g," ");
+        $("#message_description_<%= @article.id %>").html(postContent);
+    });
+</script>
\ No newline at end of file
diff --git a/app/views/memos/show.html.erb b/app/views/memos/show.html.erb
index b7cc1a0c2..3028f3369 100644
--- a/app/views/memos/show.html.erb
+++ b/app/views/memos/show.html.erb
@@ -74,7 +74,7 @@
         <%= link_to @memo.author.name, user_path(@memo.author), :class => "linkBlue2", :target=> "_blank"%></div>
       <div class="postDetailDate mb5"><%= format_date( @memo.created_at)%></div>
       <div class="cl"></div>
-      <div class="memo-content" style="word-break: break-all; word-wrap:break-word;margin-bottom: 0px !important;" >
+      <div class="homepagePostIntro memo-content" id="message_description_<%= @memo.id %>" style="word-break: break-all; word-wrap:break-word;margin-bottom: 0px !important;" >
             <%= @memo.content.html_safe%>
       </div>
       <div class="cl"></div>
@@ -136,4 +136,11 @@
       <div class="cl"></div>
     </div>
   </div>
-</div>
\ No newline at end of file
+</div>
+<script type="text/javascript">
+    $(function(){
+        var postContent = $("#message_description_<%= @memo.id %>").html();
+        postContent = postContent.replace(/&nbsp;/g," ");
+        $("#message_description_<%= @memo.id %>").html(postContent);
+    });
+</script>
\ No newline at end of file
diff --git a/app/views/messages/_course_show.html.erb b/app/views/messages/_course_show.html.erb
index c760e686d..66d4bd0d0 100644
--- a/app/views/messages/_course_show.html.erb
+++ b/app/views/messages/_course_show.html.erb
@@ -80,7 +80,7 @@
       </div>
       <div class="postDetailDate mb5"><%= format_time( @topic.created_on)%></div>
       <div class="cl"></div>
-      <div class="memo-content upload_img break_word" id="message_description_<%= @topic.id %>" style="word-break: break-all; word-wrap:break-word;margin-bottom: 0px !important;" >
+      <div class="homepagePostIntro memo-content upload_img break_word" id="message_description_<%= @topic.id %>" style="word-break: break-all; word-wrap:break-word;margin-bottom: 0px !important;" >
         <%= @topic.content.html_safe%>
       </div>
       <div class="cl"></div>
@@ -168,4 +168,11 @@
         </div>
     <% end %>
   </div>
-</div>
\ No newline at end of file
+</div>
+<script type="text/javascript">
+    $(function(){
+        var postContent = $("#message_description_<%= @topic.id %>").html();
+        postContent = postContent.replace(/&nbsp;/g," ");
+        $("#message_description_<%= @topic.id %>").html(postContent);
+    });
+</script>
\ No newline at end of file
diff --git a/app/views/messages/_org_subfield_show.html.erb b/app/views/messages/_org_subfield_show.html.erb
index 6d12fe960..f46e7d5ab 100644
--- a/app/views/messages/_org_subfield_show.html.erb
+++ b/app/views/messages/_org_subfield_show.html.erb
@@ -109,7 +109,7 @@
       </div>
       <div class="postDetailDate mb5"><%= format_time( @topic.created_on)%></div>
       <div class="cl"></div>
-      <div class="memo-content upload_img break_word" id="message_description_<%= @topic.id %>" style="word-break: break-all; word-wrap:break-word;margin-bottom: 0px !important;" >
+      <div class="homepagePostIntro memo-content upload_img break_word" id="message_description_<%= @topic.id %>" style="word-break: break-all; word-wrap:break-word;margin-bottom: 0px !important;" >
         <%= @topic.content.html_safe%>
       </div>
       <div class="cl"></div>
@@ -197,4 +197,11 @@
         </div>
     <% end %>
   </div>
-</div>
\ No newline at end of file
+</div>
+<script type="text/javascript">
+    $(function(){
+        var postContent = $("#message_description_<%= @topic.id %>").html();
+        postContent = postContent.replace(/&nbsp;/g," ");
+        $("#message_description_<%= @topic.id %>").html(postContent);
+    });
+</script>
\ No newline at end of file
diff --git a/app/views/messages/_project_show.html.erb b/app/views/messages/_project_show.html.erb
index c98f2983e..187e1670e 100644
--- a/app/views/messages/_project_show.html.erb
+++ b/app/views/messages/_project_show.html.erb
@@ -135,7 +135,7 @@
         </div>
         <div class="postDetailDate mb5"><%= format_time( @topic.created_on)%></div>
         <div class="cl"></div>
-        <div class="memo-content upload_img break_word" id="message_description_<%= @topic.id %>" style="word-break: break-all; word-wrap:break-word;margin-bottom: 0px !important;" >
+        <div class="homepagePostIntro memo-content upload_img break_word" id="message_description_<%= @topic.id %>" style="word-break: break-all; word-wrap:break-word;margin-bottom: 0px !important;" >
           <%= @topic.content.html_safe%>
         </div>
         <div class="cl"></div>
@@ -225,3 +225,10 @@
     </div>
   </div>
 </div>
+<script type="text/javascript">
+    $(function(){
+        var postContent = $("#message_description_<%= @topic.id %>").html();
+        postContent = postContent.replace(/&nbsp;/g," ");
+        $("#message_description_<%= @topic.id %>").html(postContent);
+    });
+</script>
diff --git a/app/views/news/_course_show.html.erb b/app/views/news/_course_show.html.erb
index 767c11553..05a430d57 100644
--- a/app/views/news/_course_show.html.erb
+++ b/app/views/news/_course_show.html.erb
@@ -85,7 +85,7 @@
       </div>
       <div class="postDetailDate mb5"><%= format_time( @news.created_on)%></div>
       <div class="cl"></div>
-      <div class="memo-content upload_img break_word" id="message_description_<%= @news.id %>" style="word-break: break-all; word-wrap:break-word;margin-bottom: 0px !important;" >
+      <div class="homepagePostIntro memo-content upload_img break_word" id="message_description_<%= @news.id %>" style="word-break: break-all; word-wrap:break-word;margin-bottom: 0px !important;" >
         <%= @news.description.html_safe%>
       </div>
       <div class="cl"></div>
@@ -182,3 +182,10 @@
     <% end %>
   </div>
 </div>
+<script type="text/javascript">
+    $(function(){
+        var postContent = $("#message_description_<%= @news.id %>").html();
+        postContent = postContent.replace(/&nbsp;/g," ");
+        $("#message_description_<%= @news.id %>").html(postContent);
+    });
+</script>
diff --git a/app/views/news/_organization_show.html.erb b/app/views/news/_organization_show.html.erb
index 3e608c177..3189b03bf 100644
--- a/app/views/news/_organization_show.html.erb
+++ b/app/views/news/_organization_show.html.erb
@@ -75,7 +75,7 @@
       </div>
       <div class="postDetailDate mb5"><%= format_time( @news.created_on)%></div>
       <div class="cl"></div>
-      <div class="memo-content upload_img break_word" id="message_description_<%= @news.id %>" style="word-break: break-all; word-wrap:break-word;margin-bottom: 0px !important;" >
+      <div class="homepagePostIntro memo-content upload_img break_word" id="message_description_<%= @news.id %>" style="word-break: break-all; word-wrap:break-word;margin-bottom: 0px !important;" >
         <%= @news.description.html_safe%>
       </div>
       <div class="cl"></div>
@@ -172,3 +172,10 @@
     <% end %>
   </div>
 </div>
+<script type="text/javascript">
+    $(function(){
+        var postContent = $("#message_description_<%= @news.id %>").html();
+        postContent = postContent.replace(/&nbsp;/g," ");
+        $("#message_description_<%= @news.id %>").html(postContent);
+    });
+</script>
diff --git a/app/views/news/_project_show.html.erb b/app/views/news/_project_show.html.erb
index 951eec919..144b93b28 100644
--- a/app/views/news/_project_show.html.erb
+++ b/app/views/news/_project_show.html.erb
@@ -85,7 +85,7 @@
       </div>
       <div class="postDetailDate mb5"><%= format_time( @news.created_on)%></div>
       <div class="cl"></div>
-      <div class="memo-content upload_img break_word" id="message_description_<%= @news.id %>" style="word-break: break-all; word-wrap:break-word;margin-bottom: 0px !important;" >
+      <div class="homepagePostIntro memo-content upload_img break_word" id="message_description_<%= @news.id %>" style="word-break: break-all; word-wrap:break-word;margin-bottom: 0px !important;" >
         <%= @news.description.html_safe%>
       </div>
       <div class="cl"></div>
@@ -182,3 +182,10 @@
     <% end %>
   </div>
 </div>
+<script type="text/javascript">
+    $(function(){
+        var postContent = $("#message_description_<%= @news.id %>").html();
+        postContent = postContent.replace(/&nbsp;/g," ");
+        $("#message_description_<%= @news.id %>").html(postContent);
+    });
+</script>
diff --git a/app/views/organizations/_show_org_document.html.erb b/app/views/organizations/_show_org_document.html.erb
index d4b44a3d2..b29bac7d1 100644
--- a/app/views/organizations/_show_org_document.html.erb
+++ b/app/views/organizations/_show_org_document.html.erb
@@ -20,10 +20,12 @@
       </div>
       <div class="cl"></div>
       <% unless document.content.blank? %>
-          <div class="homepagePostIntro" style="width:640px;" id="intro_content_<%= document.id%>">
-            <%= document.content.html_safe %>
-          </div>
+          <%=render :partial =>"users/intro_content", :locals=>{:user_activity_id =>document.id, :content=>document.content} %>
       <% end %>
+      <div class="cl"></div>
+      <div id="intro_content_show_<%= document.id%>" class="fr" style="display:none;"><a href="javascript:void(0);" class="linkBlue">[展开]</a></div>
+      <div id="intro_content_hide_<%= document.id%>" class="fr" style="display:none;"><a href="javascript:void(0);" class="linkBlue">[收起]</a></div>
+      <div class="cl"></div>
       <div class="mt10" style="font-weight:normal;">
         <%= render :partial=>"attachments/activity_attach", :locals=>{:activity => document} %>
       </div>
@@ -133,9 +135,6 @@
 
 <script type="text/javascript">
     function expand_reply(container, btnid) {
-        var postContent = $("#intro_content_<%= document.id%>").html();
-        postContent = postContent.replace(/&nbsp;/g," ");
-        $("#intro_content_<%= document.id%>").html(postContent);
         var target = $(container);
         var btn = $(btnid);
         if (btn.data('init') == '0') {
diff --git a/app/views/student_work/_work_edit_information.html.erb b/app/views/student_work/_work_edit_information.html.erb
index 38670d9e4..1934d15eb 100644
--- a/app/views/student_work/_work_edit_information.html.erb
+++ b/app/views/student_work/_work_edit_information.html.erb
@@ -13,7 +13,15 @@
           <span class="fl c_red"><%= "无附件"%></span>
       <% else %>
           <div class="fl grey_c">
-            <%= render :partial => 'work_attachments_status', :locals => {:attachments => @student_work.attachments, :status => 2} %>
+            <% @student_work.attachments.each_with_index do |attachment,i| %>
+                <div id="attachment_<%= attachment.id%>">
+                  <%= link_to_short_attachment attachment, :class => 'link_file_a fl', :download => true -%>
+                  <%= link_to('&nbsp;'.html_safe, attachment_path(attachment, :format => 'js'), :method => 'delete', :remote => true, :title => '删除', :class => 'remove-upload fl', :confirm => l(:text_are_you_sure)) %>
+                  <span class="ml5 fl">(<%= number_to_human_size attachment.filesize %>)</span>
+                  <div class="cl"></div>
+                </div>
+            <% end -%>
+            <%#= render :partial => 'work_attachments_status', :locals => {:attachments => @student_work.attachments, :status => 2} %>
           </div>
       <% end %>
       </p>
diff --git a/app/views/student_work/_work_information.html.erb b/app/views/student_work/_work_information.html.erb
index bc728ca71..d23f21c4d 100644
--- a/app/views/student_work/_work_information.html.erb
+++ b/app/views/student_work/_work_information.html.erb
@@ -13,7 +13,15 @@
         <span class="fl c_red"><%= "无附件"%></span>
       <% else %>
         <div class="fl grey_c">
-          <%= render :partial => 'work_attachments_status', :locals => {:attachments => @student_work.attachments, :status => 2} %>
+          <% @student_work.attachments.each_with_index do |attachment,i| %>
+              <div id="attachment_<%= attachment.id%>">
+                <%= link_to_short_attachment attachment, :class => 'link_file_a fl', :download => true -%>
+                <%= link_to('&nbsp;'.html_safe, attachment_path(attachment, :format => 'js'), :method => 'delete', :remote => true, :title => '删除', :class => 'remove-upload fl', :confirm => l(:text_are_you_sure)) %>
+                <span class="ml5 fl">(<%= number_to_human_size attachment.filesize %>)</span>
+                <div class="cl"></div>
+              </div>
+          <% end -%>
+          <%#= render :partial => 'work_attachments_status', :locals => {:attachments => @student_work.attachments, :status => 2} %>
         </div>
       <% end %>
     </p>
diff --git a/app/views/users/_project_news.html.erb b/app/views/users/_project_news.html.erb
index f7a779eb6..d1db3416a 100644
--- a/app/views/users/_project_news.html.erb
+++ b/app/views/users/_project_news.html.erb
@@ -143,6 +143,3 @@
     </div>
   </div>
 </div>
-<script type="text/javascript">
-    $(description_show_hide(<%=user_activity_id %>));
-</script>
diff --git a/app/views/users/_user_activities.html.erb b/app/views/users/_user_activities.html.erb
index 62752bdf5..d4169bc47 100644
--- a/app/views/users/_user_activities.html.erb
+++ b/app/views/users/_user_activities.html.erb
@@ -111,7 +111,7 @@
                 <% case user_activity.act_type.to_s %>
                 <% when 'JournalsForMessage' %>
                     <% unless act.private == 1 && (!User.current || (User.current && act.jour_id != User.current.id && act.user_id != User.current.id)) %>
-                        <%= render :partial => 'user_journalsformessage', :locals => {:activity => act,:user_activity_id =>user_activity.id} %>
+                        <%= render :partial => 'user_journalsformessage', :locals => {:activity => act,:user_activity_id =>user_activity.id,:is_activity=>true} %>
                     <% end %>
                 <% end %>
             <% end %>
diff --git a/app/views/users/_user_journalsformessage.html.erb b/app/views/users/_user_journalsformessage.html.erb
index 609b1e35b..70cce2374 100644
--- a/app/views/users/_user_journalsformessage.html.erb
+++ b/app/views/users/_user_journalsformessage.html.erb
@@ -16,13 +16,22 @@
             <% end %>
         <% end %>
       </div>
-      <div class="homepagePostTitle break_word list_style upload_img">
-        <% if activity.parent %>
-            <%= link_to activity.parent.notes.html_safe, feedback_path(activity.jour, :host=> Setting.host_user), :class => "postGrey" %>
-        <% else %>
-            <%= link_to activity.notes.html_safe, feedback_path(activity.jour, :host=> Setting.host_user), :class => "postGrey" %>
-        <% end %>
-      </div>
+      <% if is_activity %>
+          <div class="homepagePostTitle break_word list_style upload_img">
+            <% if activity.parent %>
+                <%= link_to activity.parent.notes.html_safe, feedback_path(activity.jour, :host=> Setting.host_user), :class => "postGrey" %>
+            <% else %>
+                <%= link_to activity.notes.html_safe, feedback_path(activity.jour, :host=> Setting.host_user), :class => "postGrey" %>
+            <% end %>
+          </div>
+      <% else %>
+          <% if activity.parent %>
+              <% content = activity.parent.notes %>
+          <% else %>
+              <% content = activity.notes %>
+          <% end %>
+          <%=render :partial =>"users/intro_content", :locals=>{:user_activity_id =>user_activity_id, :content=>content} %>
+    <% end %>
       <div class="homepagePostDate fl">
         留言时间：<%= format_time(activity.created_on) %>
       </div>
@@ -85,10 +94,10 @@
                     <div class="homepagePostReplyContent break_word list_style upload_img table_maxWidth" id="reply_content_<%= user_activity_id %>">
                       <%= comment.notes.html_safe %>
                     </div>
-                    <% end %>
                   </div>
                   <div class="cl"></div>
                 </li>
+            <% end %>
           </ul>
         </div>
     <% end %>
@@ -104,6 +113,7 @@
               <%= hidden_field_tag 'show_name',params[:show_name],:value =>true %>
               <%= hidden_field_tag 'user_activity_id',params[:user_activity_id],:value =>user_activity_id %>
               <%= hidden_field_tag 'reply_type',params[:reply_type],:value =>'user' %>
+              <%= hidden_field_tag 'is_activity',params[:is_activity],:value =>is_activity %>
               <textarea placeholder="有问题或有建议，请直接给我留言吧！" style="display: none" nhname='new_message_textarea_<%= user_activity_id%>' name="user_notes"></textarea>
               <div nhname='toolbar_container_<%= user_activity_id%>' style="float:left;padding-top:3px; margin-left: 5px;"></div>
               <a id="new_message_submit_btn_<%= user_activity_id%>" href="javascript:void(0)" class="blue_n_btn fr" style="display:none;margin-top:6px;">发送</a>
diff --git a/app/views/users/_user_jours_list.html.erb b/app/views/users/_user_jours_list.html.erb
index cc5a589b5..6993a7e91 100644
--- a/app/views/users/_user_jours_list.html.erb
+++ b/app/views/users/_user_jours_list.html.erb
@@ -22,7 +22,7 @@
                     init_activity_KindEditor_data(<%= jour.id%>, null, "87%", "<%=jour.class.to_s%>");
                 });
             </script>
-            <%= render :partial => 'user_journalsformessage', :locals => {:activity => jour,:user_activity_id =>jour.id} %>
+            <%= render :partial => 'user_journalsformessage', :locals => {:activity => jour,:user_activity_id =>jour.id,:is_activity=>false} %>
             <%#= render :partial => 'user_jours_new', :locals => {:jour => jour} %>
         <% end %>
     <%end%>
diff --git a/app/views/words/create_reply.js.erb b/app/views/words/create_reply.js.erb
index ac56b69fc..8d6674845 100644
--- a/app/views/words/create_reply.js.erb
+++ b/app/views/words/create_reply.js.erb
@@ -1,9 +1,9 @@
 <% if @save_succ %>
     <% if @user_activity_id %>
         <% if @reply_type == 'user' %>
-            $("#user_activity_<%= @user_activity_id%>").replaceWith("<%= escape_javascript(render :partial => 'users/user_journalsformessage', :locals => {:activity => @activity,:user_activity_id =>@user_activity_id}) %>");
+            $("#user_activity_<%= @user_activity_id%>").replaceWith("<%= escape_javascript(render :partial => 'users/user_journalsformessage', :locals => {:activity => @activity,:user_activity_id =>@user_activity_id,:is_activity=>@is_activity}) %>");
         <% else %>
-            $("#user_activity_<%= @user_activity_id%>").replaceWith("<%= escape_javascript(render :partial => 'users/course_journalsformessage', :locals => {:activity => @activity,:user_activity_id =>@user_activity_id}) %>");
+            $("#user_activity_<%= @user_activity_id%>").replaceWith("<%= escape_javascript(render :partial => 'users/course_journalsformessage', :locals => {:activity => @activity,:user_activity_id =>@user_activity_id,:is_activity=>@is_activity}) %>");
         <% end %>
         init_activity_KindEditor_data('<%= @user_activity_id%>', "", "87%", "UserActivity");
     <% else %>