diff --git a/app/controllers/sub_domains_controller.rb b/app/controllers/sub_domains_controller.rb
index d289c7e39..abf32e305 100644
--- a/app/controllers/sub_domains_controller.rb
+++ b/app/controllers/sub_domains_controller.rb
@@ -20,6 +20,14 @@ class SubDomainsController < ApplicationController
     end
   end
 
+  def update
+    @subdomain = SubDomain.find(params[:id])
+    @subfield = OrgSubfield.find(params[:org_subfield_id])
+    @organization = @subfield.organization
+    @subdomain.update_column(:name, params[:name])
+  end
+
+
   def show
     render_404
     # @subfield_content = @organization.org_subfields.order("priority")
diff --git a/app/views/organizations/_subfield_sub_domains_list.html.erb b/app/views/organizations/_subfield_sub_domains_list.html.erb
index 827e1464c..177e5ec0b 100644
--- a/app/views/organizations/_subfield_sub_domains_list.html.erb
+++ b/app/views/organizations/_subfield_sub_domains_list.html.erb
@@ -14,7 +14,7 @@
           <li class="orgSubColumn">
             <div id="subsubdomain_show_<%= subdomain.id %>" class="subColumnControl"><%= subdomain.name %></div>
             <div id="subsubdomain_edit_<%= subdomain.id %>" style="display:none;">
-              <input type="text" name="name" onblur="update_subfield('#subsubdomain_show_<%= subdomain.id %>','#subsubdomain_edit_<%= subdomain.id %>','<%= subdomain.id %>',$(this).val());" value="<%= subdomain.name %>" style="width:70px;"/>
+              <input type="text" name="name" onblur="update_subfield_subdomain('#subsubdomain_show_<%= subdomain.id %>','#subsubdomain_edit_<%= subdomain.id %>','<%= subdomain.org_subfield.id %>','<%= subdomain.id %>',$(this).val());" value="<%= subdomain.name %>" style="width:70px;"/>
             </div>
           </li>
           <li class="orgSubStatus">新增</li>
@@ -35,3 +35,21 @@
         </ul>
     <% end %>
 <% end %>
+
+<script>
+    function update_subfield_subdomain(show_id, edit_id, field_id, domain_id, input_value) {
+        if ($(show_id).html().trim() != input_value.trim()) {
+            if (confirm('确定修改为' + input_value + "?"))
+                $.ajax({
+                    url: "/org_subfields/" + field_id + "/sub_domains/"  + domain_id + "?name=" + input_value,
+                    type: 'put'
+                });
+            else{
+                $(edit_id).children("input").val($(show_id).html().trim());
+            }
+        }
+        $(show_id).show();
+        $(edit_id).hide();
+//       $(edit_id).focus();
+    }
+</script>
diff --git a/app/views/sub_domains/update.js.erb b/app/views/sub_domains/update.js.erb
new file mode 100644
index 000000000..02810eee7
--- /dev/null
+++ b/app/views/sub_domains/update.js.erb
@@ -0,0 +1,3 @@
+$("#subsubdomain_show_<%= @subdomain.id %>").html("<%= @subdomain.name %>");
+$("#sub_field_left_lists").html("");
+$("#sub_field_left_lists").html("<%= escape_javascript(render :partial => 'organizations/org_left_subfield_list', :locals => {:organization => @organization}) %>");
\ No newline at end of file
diff --git a/config/routes.rb b/config/routes.rb
index 70e684966..4ab7140d5 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -118,7 +118,7 @@ RedmineApp::Application.routes.draw do
       end
     end
 
-    resources :sub_domains, :only => [:index, :new, :create, :show] do
+    resources :sub_domains, :only => [:index, :new, :create, :show, :update] do
       resources :sub_document_comments, :only => [:index, :new, :create, :show] do
         member do
           post 'add_reply'