behindthename_multiple_result_generator.js

function generateNames(url, num = 10) {
    var i = 0;
    var results = document.createElement('div');
    document.body.insertBefore(results, document.body.firstChild);
    var result;
    var xhr;
    var handler = function(ev) {
        var xhr = ev.target;
        if (xhr.readyState < 4) {
            return;
        }
        var domd = (new DOMParser()).parseFromString(xhr.responseText, 'text/html');
        var name = domd.querySelectorAll(".heavyhuge")[0].textContent.trim();
        result = document.createElement("span");
        result.textContent = name;
        results.appendChild(result);
        results.appendChild(document.createElement("br"));
    };
    for (i = 0; i < num; ++i) {
        xhr = new XMLHttpRequest();
        xhr.open('GET', url);
        xhr.addEventListener('readystatechange', handler);
        xhr.send();
    }
}
generateNames('http://www.behindthename.com/random/random.php?number=1&gender=both&surname=&all=no&usage_fntsy=1', 10);