[tracker] Explain how to link classes in the documentation

[Ivan Frade <ifrade src gnome org>]

commit faf8a473e1e9fdf55fcb11ed179fce3984f87be3
Author: Ivan Frade <ivan frade nokia com>
Date:   Tue Nov 17 00:08:10 2009 +0200

    Explain how to link classes in the documentation

 docs/ontologies/README.ontologiesdoc |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/docs/ontologies/README.ontologiesdoc b/docs/ontologies/README.ontologiesdoc
index 43ad8d9..c84b83e 100644
--- a/docs/ontologies/README.ontologiesdoc
+++ b/docs/ontologies/README.ontologiesdoc
@@ -19,4 +19,7 @@ This must be a file in HTML format with <h2> as "biggest" elements (i.e. section
 It will be copied as-it-is into the ontology HTML page, so it shouldn't include all 
 HTML headers (i.e. it is NOT a valid HTML document).
 
+The classes inside the ontology can be linked using <a
+href="#ClassName">. 
+
 the file "explanation.html.template" can be used as starting point.