Schogini

Setting up a Multiple Currency for your Magento Shop is very easy to do. These are the basic steps to do that.
Login as admin and select System->Configuration, then select ’Currency Setup’ fromGENERAL section, then select Base currency, Default display currency, allowed currencies (press Control Key and Click the needed currencies) and ’Save Config’

Also choose the Automated Currency Transaction update and make the configurations

Now come to “System->Manage Currencies’ menu

Bingo!…. You are done.

Visit the frontend and reload (you may need to refresh your cache) to see the drop down added to your product pages.