
<smil xmlns="http://www.w3.org/2005/SMIL21/Language">
  <head>
    <layout>
      <root-layout backgroundColor="white" width="640" height="480"/>
      <region id="T1" height="20" width="20" top="10" left="150" backgroundColor="green" z-index="2" />
      <region id="r" fit="fill"/>
    </layout>
  </head>
  <body>
    <par dur="indefinite">
      <img region="r" src="../images/pathcirc.gif" height="300" width="300"/>
      <animateMotion begin="2s" dur="4s" calcMode="spline" targetElement="T1" keyTimes="0;.5;1" keySplines=" .9 0 1 1; 0 0 .1 1" path="M 0 0 C 200 0  200 300 0 300  C -200 300  -200 0 0 0" fill="freeze"/>
    </par>
  </body>
</smil>