#!/bin/bash
nt mail
if [ -z "$1" ]; then 
    arcs ~/mail/
fi
while true; do
    mutt
    arcs ~/mail/
    read -t 300 -p 'run mutt again?  (^C to exit)  ' || {
        echo -n $'\r'
        read -p 'run mail-loop again?  (^C to exit)  '
        arcs ~/mail/
    }
done