When you change language in your browser, you will see date and number formats change automatically as well. When for example running the application in Danish, Christmas Eve is displayed as 24.12.2011, while when running it in English, the same date is shown as 12/24/2011. Note that both the day/month order and the separator character have changed. If you have chosen a date format that includes month names, these will be localized as well.
ADF will also automatically change the decimal character between a period and a comma, matching the locale your browser is set to.
Do not use the currency format
You have the option to select Currency as Format Type. Don't use this format (or use it with extreme care)—ADF does not know exchange ...