Stromova struktura

$GetElementsSQL=mysql_query(" SELECT * FROM prace_strom WHERE strom_rodic LIKE '$promenna' order by strom_typ ASC ");
    $GetElementsPocet=mysql_num_rows($GetTreeSQL);
    if ($GetElementsPocet != 0)
  
      {
        while ($GetElements = MySQL_Fetch_Array($GetElementsSQL))
          {
          $GetElementsID=$GetElements["strom_id"];
          $GetElementsNA=$GetElements["strom_nazev"];
          $GetElementsTY=$GetElements["strom_typ"];
          $GetElementsOB=$GetElements["strom_obsah"];
          
          switch ($GetElementsTY)
  
            {
  
              case "0":
              // adresar
              break;
              
              case "1":
             //clanek
              break;
              
              case "2":
              //anketa
              break;
              
              case "3":
              //odkaz
              break;
              
              default:
              echo "Nekde je chyba";
              break;
  
            }
          }
      }

CREATE TABLE `prace_strom` (
  `strom_id` int(5) NOT NULL auto_increment,
  `strom_nazev` varchar(100) NOT NULL,
  `strom_typ` tinyint(1) NOT NULL,
  `strom_rodic` int(5) NOT NULL,
  `strom_obsah` text NOT NULL,
  `strom_about` text NOT NULL,
  UNIQUE KEY `strom_id` (`strom_id`)
) ENGINE=MyISAM  DEFAULT CHARSET=utf8 AUTO_INCREMENT=3 ;