The DEMO version only includes 4 pages:
http://west7thsalvage.com
http://west7thsalvage.com/missouri-auto-salvage_subdomain/displayimage_pos_-1.html
http://west7thsalvage.com/missouri-auto-salvage_subdomain/displayimage_pos_-3.html
http://west7thsalvage.com/missouri-auto-salvage_subdomain/displayimage_pos_-2.html

It is possible to download these free files and install them on your server, so you can test how the site works.
Visit https://www.waybackmachinedownloader.com to buy a fully functioning site.
Go back to the index page