<svg xmlns="http://www.w3.org/2000/svg" onload="boom()">

<script>
function boom()
{
  document.getElementById("Gaussian_Blur").href;
}
</script>

<defs>
<filter id="Gaussian_Blur">
<feGaussianBlur in="SourceGraphic" stdDeviation="3"/>
</filter>
</defs>

<ellipse cx="200" cy="150" rx="70" ry="40"
style="fill:#ff0000;stroke:#000000;
stroke-width:2;filter:url(#Gaussian_Blur)"/>

</svg>