D3.js Javascript Library

Hello,

Can we use d3.js library with scriptcase?
http://en.wikipedia.org/wiki/D3.js

echo <<<HTML
<script src=“http://d3js.org/d3.v3.min.js” charset=“utf-8”>

<svg width=“50” height=“50”>
<circle cx=“25” cy=“25” r=“25” fill=“purple” />
</svg>

</script>

HTML;

it looks like d3.js installed. but I couln’t add any circle with these codes?