simple Netflix queue export bookmarklet

function getFirstChild(result) {
    var output = null;
    if (result != null && result.length > 0) {
        output = result[0];
    }
    return output;
}

function exportDVD() {
    var element = document.getElementById('qbody');
    return exportQueue(element);
}

function exportSavedDVD() {
    var element = document.getElementById('awaitingrelease');
    if (element != null) {
        element = getFirstChild(element.getElementsByTagName('tbody'));
    }
    return exportQueue(element);
}

function exportQueue(parentElement) {
    var queueOutputif

     = []; (parentElement != null) {
        var qBody = parentElement;
        if(qBody != null) {
            var qBodyChildren = qBody.children;
            if(qBodyChildren != null) {
                for(i = 0; i < qBodyChildren.length; i++) {
                    var movieRow = qBodyChildren[i];
                    var titleSpan = getFirstChild(movieRow.getElementsByClassName("title"));
                    if(titleSpan != null){
                        var title = getFirstChild(titleSpan.getElementsByClassName("mdpLink"));
                        if(title != null) {
                            queueOutput.push(title.innerHTML);
                        }
                    }
                }
            }
        }
    }

    return queueOutput;
}

function init() {
    var dvd = exportDVD();
    dvd = dvd.concat(exportSavedDVD());

    var html = "";
    for(i = 0; i < dvd.length; i++) {
        html += dvd[i] + "<br />";
    }

    var qbox = document.getElementById('qbox');
    if (qbox != null) {
        qbox.innerHTML = html;
    }
}

init();