--- a/doc/index.html	Wed Jan 16 04:49:45 2002 +0000
+++ b/doc/index.html	Wed Jan 16 04:54:27 2002 +0000
@@ -751,6 +751,10 @@
 </pre>
 
 <h2><a name="custinst">Instance Schema</a></h2>
+<b>Note:</b> if you modify the schema, you'll most likely need to
+<a href="#schemarepurcussions">
+web interface to reflect your changes</a>.
+<p>
 An instance schema defines what data is stored in the instance's database.
 The two schemas shipped with Roundup turn it into a typical software bug
 tracker (the extended schema allowing for support issues as well as bugs).
@@ -918,6 +922,20 @@
 newitem views. The newitem view is optional - the item view will be used if
 the newitem view doesn't exist.
 
+<h3><a name="schemarepurcussions">Repurcussions of changing the instance schema</a></h3>
+
+If you choose to <a href="custinst">change the instance schema</a> you will need to
+ensure the web interface knows about it:
+<ol>
+<li>Index, item and filter pages for the relevant classes may need to have properties
+added or removed,
+<li>The default page header relies on the existence of, and some values of the
+priority, status, assignedto and activity classes. If you change any of these (specifically
+if you remove any of the classes or their default values) you will need to implement your
+own pagehead() method in your instance's interfaces.py module.
+</ol>
+
+
 <h3>Displaying Properties</h3>
 
 <p>
@@ -1285,8 +1303,7 @@
 
 <p>&nbsp;</p>
 <hr>
-$Id: index.html,v 1.25 2002-01-16 03:04:03 richard Exp $
+$Id: index.html,v 1.26 2002-01-16 04:54:27 richard Exp $
 <p>&nbsp;</p>
 
 </body></html>
-