Log into the store, and click on the "Manage Gift Registries" link.
To add a registry, you need to click on the "Create New Registry" button.
After doing this, you will be able to configure a series of options for your registry.
After your registry is created you can now add products by clicking on the "Add Products" link and start browsing through the store. Once the products have been added to the shopping cart page, the "Add to Registry" button will appear just below the "Checkout" button.