#!/bin/sh -e
userid=`<~/personal/nab.id` ; password=`<~/personal/nab.pw`
cookies=`tempfile`
curl -s -ehttps://ib.national.com.au/nabib/login.jsp -c$cookies \
     -d"action=validate&userid=$userid&password=$password" \
     https://ib.national.com.au/nabib/acct_balance.jsp |
  perl -ne 'if (/Net position/) { $_=<>; />(.*?)</; print $1,"\n"; }'
curl -s -b$cookies https://ib.national.com.au/nabib/logout.jsp >/dev/null
rm $cookies