function xm_list () {
PATH_XM=/home/dhannequin/vm_config/

        DIALOG=${DIALOG=dialog}

        for i in `ls ${PATH_XM}`

        do

        ${DIALOG} --clear --backtitle "Xen Management" \
                  --ok-label "Valider" --cancel-label "Precedent" --menu "Faite un choix :" 20 100 4 \
#                 "machine1" "machine virtuelle 1 " \
#                 "machine2" "machine virtuelle 2" \
                  "${i}" "${i}" \
                  2> ${FICHTMP}

        done
}