Use the Joomla! 1.5 demo
From Joomla! Documentation
How to use the Demo on the Joomla! site
Test drive Joomla! free for 30 days
there is a free Quickstart video.
Not written yet.
Aim at people who don't have access to an existing site and cannot dowload a localhost site
or those who want to get a site hosted on http://www.cloudaccess.net/
