while :
do

page $BDA/menus/menu_dsc.$LNG 

case $LNG in
  fr) echo -n "	Quel sujet?  " ;;
 eng) echo -n "	Which subject?  " ;;
esac
read cho
case $cho in
  fin|end) echo ' ' ; exit 1 ;;
        *) $cho ;;
esac

case $? in
  0) ;;
  1) continue ;;
  2) exit 1 ;;
esac

done