function addquerylanguagestring(querystring) {
    if (window.location.href.indexOf("?") > 0) {
        // Url indeholder querystrig
        var qssc_lang = getQuerystring('sc_lang');
        if (qssc_lang != '') {
            // Url indeholder allerede et sprog
            window.location = window.location.href.replace('sc_lang=' + qssc_lang, querystring);
        }
        else {
            window.location = window.location.href.replace(/\?/, "?" + querystring + "&");
        }

    }
    else {
        window.location = "?" + querystring;
    }
}


function getQuerystring(key) {
    key = key.replace(/[\[]/, "\\\[").replace(/[\]]/, "\\\]");
    var regex = new RegExp("[\\?&]" + key + "=([^&#]*)");
    var qs = regex.exec(window.location.href);
    if (qs == null) {
        return '';
    }
    else {
        return qs[1];
    }
}

function toogleDownloadSection(number) {
    if ($j('.downloadSection' + number))
        $j('.downloadSection' + number).toggle();
    if ($j('.downloadImageSection' + number))
    {
        if ($j('.downloadImageSection' + number).attr('src') == '/resources/broen/images/bg-sidebar-list.gif') {
            $j('.downloadImageSection' + number).attr('src', '/resources/broen/images/bg-sidebar-list-active.gif');
        } else {
            $j('.downloadImageSection' + number).attr('src', '/resources/broen/images/bg-sidebar-list.gif');
        }
    }
}