Un exemple de code SMIL
<root-layout background-color="#FF0000" height="200" width="300"/>
<region id="video" top"5" left="5" height="170" width="290"/>
<region id="text" top="180" left="5" height="20" width="290"/>
<video src="techweb_video.rm" region="video"/>
<text stream src="techwebText.rt" region="text"/>
<audio src="audio01.ra" begin="2.5s” />
<audio src="audio02.ra" clip-begin="5.6s" clip-end="28.2s”/>