<smil xmlns="http://www.w3.org/2005/SMIL21/Language"
      xmlns:it="http://www.w3.org/2005/SMIL21/InlineTransitions"
      systemRequired="it">
  <head>
    <layout>
      <root-layout backgroundColor="white" width="640" height="480"/>
      <region top="150" left="10" />
      <region id="r" fit="fill"/>
    </layout>
  </head>
  <body>
    <par dur="indefinite">
      <img region="r" height="100" width="100" id="m1" src="../images/earth.jpg"/>
      <it:transitionFilter targetElement="m1" id="trans1" type="snakeWipe" dur="3" from="0" by=".5" calcMode="linear" accumulate="sum" repeatDur="6" mode="out" fill="hold"/>
    </par>
  </body>
</smil>