Index: index.html
===================================================================
--- index.html	(revision 7794)
+++ index.html	(revision 7795)
@@ -27,15 +27,17 @@
 <ul>
 <!-- TODO:
 	<li> <a href="01_intro"> Introduction </a>
-	<li> <a href="02_model"> Data model </a>
-	<li> <a href="03_data"> Where/how data is stored </a>
-	<li> <a href="04_invoc"> Invocation </a>
-	<li> <a href="05_ui"> User interface </a>
 -->
+	<li> <a href="02_model"> 2. Data model </a>
+<!-- TODO:
+	<li> <a href="03_data"> 3. Where/how data is stored </a>
+	<li> <a href="04_invoc"> 4. Invocation </a>
+-->
+	<li> <a href="05_ui"> 5. User interface </a>
 	<li> <a href="06_features"> 6. Features </a>
+	<li> <a href="07_io"> 7. I/O plugins and alien file formats </a>
 <!-- TODO:
-	<li> <a href="07_io"> I/O plugins and alien file formats </a>
-	<li> <a href="08_util"> Utilities </a>
+	<li> <a href="08_util"> 8. Utilities </a>
 -->
 	<li> <a href="09_appendix"> 9. Appendix </a>
 </ul>