diff --git a/app/views/layouts/base_org2.html.erb b/app/views/layouts/base_org2.html.erb
index 2de929f72..6b90fc575 100644
--- a/app/views/layouts/base_org2.html.erb
+++ b/app/views/layouts/base_org2.html.erb
@@ -121,6 +121,14 @@
                     <li class="nav-element">
                       <a href="#message_<%= field.id %>" class="sn-link-white"><%= field.name %></a>
                     </li>
+                    <!--二级目录-->
+                    <div class="sn-row sn-subnav-position sn-grey-opacity" style="display:none;">
+                      <ul class="sn-sub-nav" style="display:<%= if_hidden_subdomain( field) ? 'block':'none' %>;">
+                        <% field.sub_domains.each do |subdomain| %>
+                            <li><a href="javascript:void(0);" class="sn-link-grey"><%=link_to subdomain.name, org_subfield_sub_domain_sub_document_comments_path(subdomain, :org_subfield_id => field.id) %></a></li>
+                        <% end %>
+                      </ul>
+                    </div>
                 <% elsif field.field_type == "Resource" && field.hide == 0 %>
                     <li class="nav-element">
                       <a href="#resource_<%= field.id %>" class="sn-link-white"><%= field.name %></a>