function updateLanguageButtons()
{
    $('.language-switcher .lang-item a').each(updateUrl);
    $('.header-language-section .lang-item a').each(updateUrl);

    function updateUrl()
    {
        var item = $(this);
        var url = item.attr('href');

        var hashIndex = url.indexOf('#');
        if(hashIndex >= 0)
        {
            url = url.substr(0, hashIndex);
        }
        item.attr('href', url+window.location.hash);
    }
}