assistance in completing tasks in magento

1-when Clicking on a product does not show the Product Information. 2 - When we put a product in magento admin with 0 stock automatically goes into "out of stock", the client wants to put 0 and put this 0 stock to appear "in stock". 3-. -in the product information , moove away, away from the description of the bottom of the footer of the web and shows "Custom block top." 4. - The price on the filter intervals must begin: € 10 - 50 € and € 50 - 100 € 5. - In all product listings and product information, the price of the product must also go to Andorra, Spain price is 21% more expensive. 6. - In all product listings should appear a button "show options" like there: [login to view URL] with the same performance, but in principle this fact do not know why it's stuck. 7. - put on title page 3 different products listings horizontal slider: 1 => "Top Sales", 2 => "Liquidation", 3 => "New Products". The client must be able to choose the products you want to appear. 8. - In all product listings and the products information goes with a blue button and now when we are more than a second, a text comes out, the change is that when you click on the icon, the text comes out, like a balloon . 9. - in the bill there shoul sppear the product tax separated from the total price. that is to say that the price of the product must apopear with out VAT, the VAT and the total price.1-when Clicking on a product does not show the Product Information