CentOS docs - Sep 2012 - actually, getting a hang there ...

$ bash -x ~/artwork/trunk/Scripts/Bash/centos-art.sh prepare
   ...
++ echo prepare
+ ARG=prepare
+ ARGUMENTS=' '\''prepare'\'''
+ [[ ! -n prepare ]]
+ [[ ! prepare =~ \^\[\[:alpha:]] ]]
+ exec /home/artwork/artwork/trunk/Scripts/Bash/centos-art.sh 
help
 			 ... just hangs here

-- Russ herrold