function show_announcements($template_name)
 {
     $current_user =& singleton("current_user");
     global $TPL;
     $query = "SELECT *\n                FROM announcement \n               WHERE displayFromDate <= CURDATE() AND displayToDate >= CURDATE()\n            ORDER BY displayFromDate desc";
     $db = new db_alloc();
     $db->query($query);
     while ($db->next_record()) {
         $announcement = new announcement();
         $announcement->read_db_record($db);
         $announcement->set_tpl_values();
         $person = $announcement->get_foreign_object("person");
         $TPL["personName"] = $person->get_name();
         include_template($this->get_template_dir() . $template_name);
     }
 }