you can use yahoo finance website to grab some information there.

you can read CSV file from there
here's the example :

(for reading cvs file)
[url]http://www.myhexacom.com/chandra/kurs.php[/url]

or
(for reading the entire page, and using regular expression)
[url]http://www.myhexacom.com/chandra/oldkurs.php[/url]
i'm using Indonesian Rupiah, as i'm from Indonesia