// check or set cookie for popup
var popupCookie = new CJL_CookieUtil('_popup');
if (!popupCookie.cookieExists()) {
  popupCookie.setSubValue('popup', sid);
  window.open(url, 'Popup', 'width=300, height=300, menubar=no, resizable=no, scrollbars=yes, toolbar=no, top=100, left=100');
}