If you want one item, type in a 1, if you want four items, type in 4, and so on. When you have selected all of the items you want from a page, go to the bottom of the page and click on the "Add to Online Shopping Cart" button on the bottom of the page, this will carry you to the cart and show the items selected. You can then go back to the main menu and select other pages to browse if you want, or you can check out.

You can visit as many pages as you want, adding items that you want, the cart will keep track of everything you have selected, and you can change the quantity of items in the cart or remove items from the cart before checking out.