Index: openacs-4/packages/acs-tcl/tcl/user-extensions-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-tcl/tcl/user-extensions-procs.tcl,v
diff -u -r1.2 -r1.3
--- openacs-4/packages/acs-tcl/tcl/user-extensions-procs.tcl	10 Sep 2002 22:22:14 -0000	1.2
+++ openacs-4/packages/acs-tcl/tcl/user-extensions-procs.tcl	16 Jan 2003 13:41:57 -0000	1.3
@@ -1,7 +1,9 @@
 
 ad_library {
 
-    Procs to manage extensions to user data
+    Procs to manage extensions to user data.
+    This calls the UserData service contract for allowing packages to be notified 
+    of changes in user information.
 
     @author ben@openforce.net
     @creation-date 2002-01-22
@@ -16,6 +18,11 @@
         {-list_of_args:required}
         {-impl ""}
     } {
+    
+    	Dispatches (calls the service contract routines) the requested
+	method so that the operation gets executed.
+
+    } {
         if {[empty_string_p $impl]} {
             set extensions [list_extensions]
         } else {