Index: mttroot/mtt/bin/mtt_help
==================================================================
--- mttroot/mtt/bin/mtt_help
+++ mttroot/mtt/bin/mtt_help
@@ -12,10 +12,13 @@
 ###############################################################
 ## Version control history
 ###############################################################
 ## $Id$
 ## $Log$
+## Revision 1.7  1998/03/22 20:21:11  peterg
+## $topic now converted to lower case.
+##
 ## Revision 1.6  1997/09/04 09:35:04  peterg
 ## Changed $ext to give accurate match -- matches t ot m at end of
 ## filename
 ##
 # Revision 1.5  1997/09/04  09:21:01  peterg
@@ -33,11 +36,11 @@
 ## Revision 1.1  1996/11/01 12:34:54  peterg
 ## Initial revision
 ##
 ###############################################################
 
-topic=`tr [A-Z] [a-z] $1`
+topic=`echo $1 | tr [A-Z] [a-z]`
 
 if [ "$topic" = "" ]; then
     echo 'Usage: mtt help representations'
     echo '       mtt help components'
     echo '       mtt help examples'