diff --git a/seahub/templates/libraries.html b/seahub/templates/libraries.html
index f1dfadca19..ab32e56704 100644
--- a/seahub/templates/libraries.html
+++ b/seahub/templates/libraries.html
@@ -246,7 +246,6 @@ app["pageOptions"] = {
     csrfToken: "{{ csrf_token }}",
     reposUrl: "{% url 'api2-repos' %}",
     pubReposUrl: "{% url 'api2-pub-repos' %}",
-    previewDefaultSize: "{{ PREVIEW_DEFAULT_SIZE }}",
     groups: (function () {
         var groups = [];
         {% for group in request.user.joined_groups %}
@@ -258,8 +257,7 @@ app["pageOptions"] = {
     is_staff: {% if request.user.is_staff %} true {% else %} false {% endif %},
     repo_password_min_length: {{ repo_password_min_length }},
     enable_upload_folder: {% if enable_upload_folder %} true {% else %} false {% endif %},
-    max_upload_file_size: {% if max_upload_file_size %} {{ max_upload_file_size }} {% else %} '' {% endif %},
-    repo_password_min_length: {{ repo_password_min_length }}
+    max_upload_file_size: {% if max_upload_file_size %} {{ max_upload_file_size }} {% else %} '' {% endif %}
 };
 
 </script>
diff --git a/seahub/views/__init__.py b/seahub/views/__init__.py
index ead5320a77..fb92fc069c 100644
--- a/seahub/views/__init__.py
+++ b/seahub/views/__init__.py
@@ -1137,7 +1137,6 @@ def myhome(request):
             "sub_lib_enabled": sub_lib_enabled,
             'enable_upload_folder': settings.ENABLE_UPLOAD_FOLDER,
             'max_upload_file_size': max_upload_file_size,
-            'repo_password_min_length': settings.REPO_PASSWORD_MIN_LENGTH,
             }, context_instance=RequestContext(request))
 
 @login_required
@@ -1163,8 +1162,6 @@ def libraries(request):
             "sub_lib_enabled": sub_lib_enabled,
             'enable_upload_folder': settings.ENABLE_UPLOAD_FOLDER,
             'max_upload_file_size': max_upload_file_size,
-            'repo_password_min_length': settings.REPO_PASSWORD_MIN_LENGTH,
-            'PREVIEW_DEFAULT_SIZE': PREVIEW_DEFAULT_SIZE,
             }, context_instance=RequestContext(request))
 
 @login_required
diff --git a/static/scripts/app/router.js b/static/scripts/app/router.js
index f4cacda318..cc36d8f8fd 100644
--- a/static/scripts/app/router.js
+++ b/static/scripts/app/router.js
@@ -5,7 +5,7 @@ define([
     'common',
     'app/views/myhome',
     'app/views/group',
-    'app/views/Organization',
+    'app/views/organization',
     'app/views/group-nav',
 ], function($, Backbone, Common, MyHomeView, GroupView, orgView,
     GroupNavView) {