JavaScript A scripting language that runs inside the client browser, used in many web applications. In Joomla, JavaScript has become an important part to enhance the user interface and provide AJAX functionality.
Front-end The Joomla site that is accessed by visitors without user privileges. Front page refers to the public home page of your Joomla site.
XHTML It stands for Extensible hypertext markup language and is an application of XML. Most Joomla pages are based on XHTML.
