Букмарклет копирует description документа в буфер обмена

Букмарклет: копирует description документа

javascript:(function () {
    var body = document.querySelector("body");
    var range = document.createRange();
    var text = document.createElement("P");
    var description = document.querySelector('meta[name="description"]');
    if (description) {
        text.innerHTML = description.content;
        body.appendChild(text);
        range.selectNode(text);
        window.getSelection().addRange(range);
    } else {
        var html = document.querySelector("html");
        description = document.createElement("META");
        description.setAttribute('name', 'description');
        description.setAttribute('content', 'Пусто');
        html.appendChild(description);
        text.innerHTML = description.content;
        body.appendChild(text);
        range.selectNode(text);
        window.getSelection().addRange(range);
    }
    try {
        var successful = document.execCommand('copy');
        var div = document.createElement("DIV");
        div.style.cssText = "width: 500px; padding: 20px; position: fixed; top: 20px; left: 50%; background: rgba(51,67,70,.9); z-index: 9999999; border-radius:5px; margin-left: -250px; color: #fff;";
        div.innerHTML = "В буфер обмена скопирован description:<br><br>" + description.content;
        body.appendChild(div);
        setTimeout(function () {
            div.parentNode.removeChild(div);
            text.parentNode.removeChild(text);
        }, 4000);
        var msg = successful ? 'successful' : 'unsuccessful';
        console.log('Copy description command was ' + msg);
    } catch (err) {
        console.log('Oops, unable to copy');
    }
    window.getSelection().removeAllRanges();
})();