is cookie enabled?

jquery.cookieenabled.js

(function($) {
  $.cookieEnabled = function () {
    var key = 'testCookieEnabled';
    var value = '1';
    $.cookie(key, value, { path: '/' });
    return $.cookie(key) == value;
  };

  $(document).ready(function(){
    if( !$.cookieEnabled() ) {
      window.location = "/cookiesdisabled.html";
    }
  });

})(jQuery);