function go () {
    // get all the links from the grid on the current page
    const hrefs = Array.from(document.querySelectorAll('.ez-resource-grid a[href]')).map(a => a.href);

    // start the loading
    next(hrefs);
}

function next ([current, ...remaining]) {
    // open a new tab/window with the current href;
    const w = window.open(current, '_blank');

    // function to find the download button and "click" it.
    function triggerDownload () {
        try {
            w.querySelector('#download-button').click();
        }
        catch (e) {
            // something went wrong.
        }

        // if we haven't consumed all the links yet, start the next one.
        if (remaining.length) {
            next(remaining);

            // I tried adding a delay here thinking the account signup dialog
            // might be triggered by too many rapid requests, but it didn't
            // seem to matter.
            // setTimeout(() => next(remaining), 6000);
        }
    }

    // give the page a few seconds to load before attempting
    // to trigger the download. This should be replaced with
    // a ready event listener instead of a fixed delay, something
    // like:
    // w.document.addEventListener('readystatechange', triggerDownload)
    // but i'm tired and my first attempt didn't appear to work so i'm
    // throwing in this static delay hack instead.
    setTimeout(triggerDownload, 5000);
}

// kick it off
go();