Added links in URLs doc for consistency.

docs/topics/http/urls.txt

@@ -314,6 +314,9 @@ that should be called if none of the URL patterns match.
 By default, this is ``'django.views.defaults.page_not_found'``. That default
 value should suffice.
 
+See the documentation about :ref:`the 404 (HTTP Not Found) view
+<http_not_found_view>` for more information.
+
 handler500
 ----------
 
@@ -326,6 +329,9 @@ have runtime errors in view code.
 By default, this is ``'django.views.defaults.server_error'``. That default
 value should suffice.
 
+See the documentation about :ref:`the 500 (HTTP Internal Server Error) view
+<http_internal_server_error_view>` for more information.
+
 Notes on capturing text in URLs
 ===============================
 

docs/topics/http/views.txt

@@ -127,6 +127,8 @@ called ``404.html`` and located in the top level of your template tree.
 Customizing error views
 =======================
 
+.. _http_not_found_view:
+
 The 404 (page not found) view
 -----------------------------
 
@@ -167,6 +169,8 @@ Four things to note about 404 views:
   your 404 view will never be used, and your URLconf will be displayed
   instead, with some debug information.
 
+.. _http_internal_server_error_view:
+
 The 500 (server error) view
 ----------------------------