Usage:  http://th.R24.org/xmlR24db.php?p=PartnerID [&DBoption]
Version: 1.8-release
required: PartnerID is your R24 registered domainID

DBoption [one required]:

&db=region	returns list of current supported regionID
&db=province	returns list of current supported provinceID
&db=country	returns list of countries
&db=currency	returns list of major currencies

&s=sorting by... [name, region, province, group]