fullscreen.js

if (document.body.requestFullscreen ||
    document.body.mozRequestFullScreen ||
    document.body.webkitRequestFullscreen
) {
    $("<button>View this chart in Full Screen</button>")
    .on('click', function (e) {
        var root = $interactive.get(0);
        if (root.requestFullscreen) { root.requestFullscreen(); }
        else if (root.mozRequestFullScreen) { root.mozRequestFullScreen(); }
        else if (root.webkitRequestFullscreen) { root.webkitRequestFullscreen(); }
        e.preventDefault();
    })
    .appendTo($interactive);
}