Edit in JSFiddle

var scene = SVG3D(document.getElementById("canvas"));
var box = scene.draw.cuboid
(
    [0,		14,		-10],
    [-10,	14,		0],
    [10,	14,		0],
    [0,		36,		-10]
);
scene.render();
scene.animate.rotateOnY(box, null, null, null, true);
<div id="canvas" />