$(function(){
    $('.languageBar a').click(function(){
        var queryParameters = window.location+ ' ';
        queryParameters = queryParameters.split('?');
        if (queryParameters.length == 2) {
            newUrl = $(this).attr('href');
            newUrl = newUrl.split('?')[0] + '?' + queryParameters[1];
            window.location  = newUrl;
        } else {
            window.location  = $(this).attr('href');;
        }
        return false;
        });
});