1. You wrote less than 24 hours, please be patient..
2. Sorry but we can’t give support for “How do I” questions. Please read our Support Policy. If you dont know how to do this, please visit http://www.magentocommerce.com/boards.
3. They are different things. For currency menu, you need to add more than one currency in your store. And for languages, you need to add more “View Stores” and change the language of each.
Hope it helps.