if($chk(window.Shop)) {



Shop.implement({
    selectorFunctions : {

        addcomment : {
            selector : '.dodaj_opinie',
            domready : function(el) {
                el.addEvent('click', function(e) {
                    new Event(e).stop();
                    $$('#box_productcomments form.comment').removeClass('none');
                    $('box_productcomments').removeClass('none');
                    if($chk($('commentform'))) new Fx.Scroll(window).toElement($('commentform'));
                });
            }
        }
			
    }
});



} //$chk(window.Shop)