var Cookie = {
  set: function(name, value, daysToExpire) {
    var path= ';  path=/';
    var expire = '';
    if (daysToExpire != undefined) {
      var d = new Date();
      d.setTime(d.getTime() + (86400000 * parseFloat(daysToExpire)));
      expire = '; expires=' + d.toGMTString();
    }
    return (document.cookie = escape(name) + '=' + escape(value || '') + expire + path);
  },
  get: function(name) {
    var cookie = document.cookie.match(new RegExp('(^|;)\\s*' + escape(name) + '=([^;\\s]*)'));
    return (cookie ? unescape(cookie[2]) : null);
  },
  erase: function(name) {
    var cookie = Cookie.get(name) || true;
    Cookie.set(name, '', -1);
    return cookie;
  },
  accept: function() {
    if (typeof navigator.cookieEnabled == 'boolean') {
      return navigator.cookieEnabled;
    }
    Cookie.set('_test', '1');
    return (Cookie.erase('_test') === '1');
  }
};


function toggleMenu(cat) {

  if (menuclickable==false) return false;

  if ($(cat).style.display == "none") 
	 {
    menuclickable=false;
    $('m'+cat).className = 'kat_rozwinieta';
    Effect.BlindDown($(cat),{duration:0.5});
    catMenuCookie[catMenuCookie.size()]=cat.substr(1);
    Cookie.set('catMenu',catMenuCookie);
    setTimeout("menuclickable=true",500);
   } else {
    menuclickable=false;
    $('m'+cat).className = 'kat_zwinieta';
    Effect.BlindUp($(cat),{duration:0.5});
    catMenuCookie=catMenuCookie.without(cat.substr(1));
    Cookie.set('catMenu',catMenuCookie);
    setTimeout("menuclickable=true",500);
   }
}