--- loncom/homework/response.pm	2007/05/31 15:30:35	1.170
+++ loncom/homework/response.pm	2007/06/19 19:34:18	1.171
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # various response type definitons response definition
 #
-# $Id: response.pm,v 1.170 2007/05/31 15:30:35 albertel Exp $
+# $Id: response.pm,v 1.171 2007/06/19 19:34:18 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -852,8 +852,11 @@ Returns either the exact text of the sub
 converted to something usable.
 
 Optional Arguments:
-  $offset - if a problem has more than one bubble response, pass in the number
-            of the bubble wanted
+  $offset - (defaults to 1) if a problem has more than one bubble
+            response, pass in the number of the bubble wanted, (the
+            first bubble associated with a problem has an offset of 1,
+            the second bubble is 2
+
   $resulttype - undef    -> a number between 0 and 25
                 'A is 1' -> a number between 1 and 26
                 'letter' -> a letter between 'A' and 'Z'