Index: trunk/CONTRIBUTION
===================================================================
--- trunk/CONTRIBUTION	(revision 6756)
+++ trunk/CONTRIBUTION	(revision 6920)
@@ -48,4 +48,7 @@
 (https://today.java.net/pub/a/today/2006/03/23/multi-split-pane.html).
 
+The Alphanum Algorithm is from David Koelle and license with LGPL
+(http://www.davekoelle.com/alphanum.html)
+
 The Diff code (http://www.bmsi.com/java/#diff) 
 is from Stuart D. Gathman and licensed with GPL.