echo $*
ps -l
while getopts abo: c
do
	case $c in
	a|b)	echo got an a or b ;;
	o)	echo option o plus arg $OPTARG ;;
	\?)	echo usage message... ;;
	esac
done
shift `expr $OPTIND - 1`
echo after loop
for a
do
	echo arg is $a
done
