The DEMO version only includes 4 pages:
http://issa-be.org
http://issa-be.org/joomla/index_option_com_content_view_category_id_29_Itemid_6.html
http://issa-be.org/joomla/index_option_com_content_view_category_id_18_Itemid_9.html
http://issa-be.org/joomla/index_option_com_content_view_section_layout_blog_id_5_Itemid_10.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.
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