Demo redakčního systému Drupal 6

Hi there, I dont know if I am writing in a proper board but I have got a problem with activation, link i receive in email is not working... http://demo.drupal.cz/?a2d2ff506cdf108ef4cabfadfe3 or http://demo.drupal.cz/?a2d2ff506cdf108ef4cabfadfe3,