oard: Ctrl+C or Command+C, Enter", text);
        }
    }

    function processGraphVizSections(elements) {
        var elements = document.querySelectorAll("[data-viz]");
        var viz = new Viz();
        Array.prototype.forEach.call(elements, function (x) {
            var engine = x.getAttribute("data-viz");
            var image = viz.renderImageElement(x.innerText, {
                format: "png",
                engine: engine
            }).then(function (element) {
                x.parentNode.in