function swap(item, stan) {
    imgid = document.getElementById('menu'+item);
    imgid.src = "/_img_menu/menu_" + item + "_" + stan + ".jpg";
}



        function displayWindow(url) {
                var Win = window.open(url,'','width=450,height=400,resizable=0,scrollbars=no,menubar=no' );
        }