function loaded() {
    var showHelp = document.getElementById("showHelpText");
    var hideHelp = document.getElementById("hideHelpText");
    var helpTextTop = document.getElementById("helpTextTop").offsetTop;
    var helpText = document.getElementById("helpText");
    var username = document.getElementById("username");
    var password = document.getElementById("password");

    var toggleHelp = function () {
        var hidden = helpText.style.display === 'none';
        helpText.style.display = (hidden ? '' : 'none');
        helpText.setAttribute("aria-hidden", hidden ? "false":"true");

        // Scroll when this event is over
        window.setTimeout(function () {
            window.scrollTo(0, hidden ? helpTextTop : 0);
        }, 50);
        hideHelp.style.display = hidden ? '' : 'none';
        showHelp.style.display = hidden ? 'none' : '';
        return false;
    };

    showHelp.addEventListener("click", toggleHelp, false);
    hideHelp.addEventListener("click", toggleHelp, false);

    var helpLinks = document.getElementsByClassName("helpLink");
    for (var i = 0; i < helpLinks.length; i++) {
        helpLinks[i].setAttribute("target", "_blank");
    }

    username.setAttribute("autocomplete", "off");
    password.setAttribute("autocomplete", "off");
    username.focus();
}

window.onload = loaded;