Lots of the websites will give you a free registration on your domain name when you sign up. Here are the two I use: This is the company I have the birds personal site through.
Domain Names, Web Hosting and Online Marketing Services | Network Solutions Here is the one I use for my toys
3DCart Shopping Cart Software - Pricing
The nice thing about the 3dcart is that it gives you a free 30 day trial, so you can try it out and see what you think first. You want to make sure where ever you go that they have WYSIWYG editor, unless you know html coding.