var popup_params = 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,width=400,height=256';

function open_popup(params) {
    var kep_popup = window.open('cipo/popup.html?' + params, 'Cipobolt - Cipo, szandál, papucs', popup_params);
    kep_popup.focus();
}