Synchronized Multimedia Integration Language. SMIL is an XML-based language that allows you to write interactive multimedia presentation. An important feature of the language is that it is easy to describe layout on spatial layout & the screen i.e timing and synchronization. SMIL 2.0 is a W3C Recommendation and SMIL 2.1 is on its way to becoming a W3C recommendation.

SMIL 2.0 is the language version we will taken here. This tutorials is written in 2.0. They are beginner level but assume some familiarity with XML and HTML/XHTML

• To create Internet presentation

• To create slide-show presentation

• SMIL has been described as the Internet answer to PowerPoint

• SMIL presentations can display multiple file types (video, audio,text...)

• SMIL presentations display multiple files at the same time

• SMIL presentations display files from multiple web servers

• SMIL presentations contain links to other SMIL presentation

• SMIL presentations contain control buttons (stop, start, next, ...)

• SMIL has functions for defining duration and sequences of element

• SMIL has functions for defining visibility and position of element

The basic elements in SMIL are:

We need to add the XML declaration and the document type declaration for the SMIL file to be valid and recognizable. The beginning <smil> tag must contain the correct namespace declaration. We will use SMIL 2.0 and the corresponding namespace. The valid SMIL file: