Understanding how to navigate through Joomla 1.6 makes building a great-looking interactive Web site easier. Keep viewers’ interest piqued by using the following tips when you design Web sites with Joomla!:
To navigate to the Administration Control Panel:
If Joomla is installed locally (on your own computer), navigate to http://yoursite/administrator (that’s http://localhost/administrator or http://localhost/xxxx/administrator if you installed Joomla in the directory xxxx).
If Joomla is installed remotely (on a host server), navigate to www.yoursite.com/administrator.
To get a preview of the front end while logged into the back end: Click the View Site link in the top-right corner of any back end page.
To take your site offline: From any back end page, Choose Site→Global Configuration to open the Global Configuration page. From the Site Settings pane, select the Yes radio button in the row marked Site Offline.
To put your site back online: From any back end page, Choose Site→Global Configuration to open the Global Configuration page. From the Site Settings pane, select the No radio button in the row marked Site Offline.
To switch templates: From any back end page, Choose Extensions→Template Manager. Select the radio button for the template you want to use. Now, click the Make Default button.

Web Design & Development Glossary
AJAX
asynchronous JavaScript and XML. A technique used in web page development.

Web Design & Development Glossary
API
application programming interface. A set of rules programs use to communicate with each other.

Web Design & Development Glossary
color stop
A special element that indicates a color to be added to a gradient.

Web Design & Development Glossary
FTP
File Transfer Protocol. A network protocol useful for transferring files in a client-server relationship.

Web Design & Development Glossary
HTML
HyperText Markup Language. The predominant language for building web pages.

Web Design & Development Glossary
HTTP
HyperText Transfer Protocol. The primary networking language for the Internet.

Web Design & Development Glossary
PHP
PHP Hypertext Processor. A scripting language that works well within HTML.

Web Design & Development Glossary
socket
A technology that allows remote computers to maintain a persistent connection in order to communicate with each other.

Web Design & Development Glossary
sprite
An graphic object on a web page that will be manipulated in real time.

Web Design & Development Glossary
SQL
Structured Query Language. A programming language useful in managing relational databases.

Web Design & Development Glossary
stateless protocol
An Internet procedure that completely breaks the connection between the client and the server after a transaction, meaning that the next transaction will require an entirely new connection.

Web Design & Development Glossary
Telnet
A network protocol useful in interactive, text-oriented communications.

Web Design & Development Glossary
W3C
World Wide Web Consortium. The organization that sets international standards for the World Wide Web.