Usage:  http://th.R24.org/xmlR24rate.php?p=PartnerID&h=
Version: 2.0-release
required: PartnerID is your R24 registered domainID

&h=hno,...
returns hotel rates for specific hotel number(s)
Example: &h=620253,620145

&c=currency
return rates in other currency. Default is THB.
Example: &c=EUR