diff --git a/app/controllers/sub_document_comments_controller.rb b/app/controllers/sub_document_comments_controller.rb
index d6b335006..80c14f004 100644
--- a/app/controllers/sub_document_comments_controller.rb
+++ b/app/controllers/sub_document_comments_controller.rb
@@ -1,7 +1,7 @@
 class SubDocumentCommentsController < ApplicationController
   before_filter :find_subdomain_and_subfield, :only => [:new, :create, :show, :index, :destroy, :edit]
   before_filter :find_subfield_content, :only => [:show, :index]
-  before_filter :authorize_allowed, :only => [:create]
+  before_filter :authorize_allowed, :only => [:create, :add_reply]
   helper :attachments,:organizations
   layout 'base_sub_domain'
 
diff --git a/app/views/sub_document_comments/_show_sub_document.html.erb b/app/views/sub_document_comments/_show_sub_document.html.erb
index 135a48268..2eec92209 100644
--- a/app/views/sub_document_comments/_show_sub_document.html.erb
+++ b/app/views/sub_document_comments/_show_sub_document.html.erb
@@ -123,17 +123,20 @@
         <%= link_to image_tag(url_to_avatar(User.current), :width => "33", :height => "33", :alt => "用户头像"), user_url_in_org(User.current.id) %>
       </div>
       <div class="homepagePostReplyInputContainer">
-        <div nhname='new_message_<%= act.id %>' style="display:none;">
-          <%= form_for('new_form', :url => add_reply_org_subfield_sub_domain_sub_document_comment_path(:id => document.id, :act_id => act.id, :flag => flag), :method => "post", :remote => true) do |f| %>
-              <input type="hidden" name="org_activity_id" value="<%= act.id %>"/>
-              <div nhname='toolbar_container_<%= act.id %>'></div>
-              <textarea placeholder="有问题或建议，请直接给我留言吧！" style="display: none" nhname='new_message_textarea_<%= act.id %>' name="sub_content"></textarea>
-              <a id="new_message_submit_btn_<%= act.id %>" href="javascript:void(0)" class="blue_n_btn fr" style="display:none;margin-top:6px;line-height:18px;">发送</a>
-
-              <div class="cl"></div>
-              <p nhname='contentmsg_<%= act.id %>'></p>
-          <% end %>
-        </div>
+        <% if User.current.logged? %>
+            <div nhname='new_message_<%= act.id %>' style="display:none;">
+              <%= form_for('new_form', :url => add_reply_org_subfield_sub_domain_sub_document_comment_path(:id => document.id, :act_id => act.id, :flag => flag), :method => "post", :remote => true) do |f| %>
+                  <input type="hidden" name="org_activity_id" value="<%= act.id %>"/>
+                  <div nhname='toolbar_container_<%= act.id %>'></div>
+                  <textarea placeholder="有问题或建议，请直接给我留言吧！" style="display: none" nhname='new_message_textarea_<%= act.id %>' name="sub_content"></textarea>
+                  <a id="new_message_submit_btn_<%= act.id %>" href="javascript:void(0)" class="blue_n_btn fr" style="display:none;margin-top:6px;line-height:18px;">发送</a>
+                  <div class="cl"></div>
+                  <p nhname='contentmsg_<%= act.id %>'></p>
+              <% end %>
+            </div>
+        <% else %>
+            <%= render :partial => "users/show_unlogged" %>
+        <% end %>
       </div>
       <div class="cl"></div>
     </div>