<?xml version="1.0"?>

<svg xmlns="http://www.w3.org/2000/svg">

<script type="text/javascript">
<![CDATA[

function boom()
{
  document.documentElement.appendChild(document.getElementById("a"));
}

window.addEventListener("load", boom, false);

]]>
</script>

<animate end="a.begin" id="a"/>
<animate end="a.begin" id="a"/>

</svg>