<ncl>
  <body>
    <port id="start" component="m"/>
    <media id="m" src="@SRC@">
      <property name="top" value="25%"/>
      <property name="left" value="25%"/>
      <property name="width" value="50%"/>
      <property name="height" value="50%"/>
    </media>
  </body>
</ncl>
