Joomla is a content management system (CMS) which enables you to build Web sites and online applications.

Joomla is an open source solution that is freely available to everyone.

http://www.joomla.org/about-joomla.html

What are CloudAccess and CloudBase?

Joomla! templates are a great way to jumpstart your site's look and feel. CloudAccess.net's new Joomla! 1.5 template, CloudBase, provides you with an instant way to get your business online and looking good. Best of all, it's free!

http://www.cloudaccess.net/

Where should I start before installing the Jubii! Demo?

Start with this help.

http://help.joomla.org/files/VisualGuide15.pdf

When you have scanned some of these pages you will have a better idea of what to do with Joonla! version 1.6 now in Beta 9