<canvas width="100%" height="100">
<simplelayout axis="y" spacing="5"/>
<text id="sometext"/>
<text id="moretext"/>
<script>
var somestring = "Hello, World!";
sometext.addText(somestring);
var first = 4;
var second = 3;
var result = first + second;
moretext.addText(first);
</script>
</canvas>