'cleft',
   'right'=> 'cright',
   'level'=> 'clevel',
);
require_once "database.php";
require_once "dbtree.php";
function microtime_float()
{
    list($usec, $sec) = explode(" ", microtime());
    return ((float)$usec + (float)$sec);
}
$dbh=new CDataBase("extrem", "localhost", "extrem", "9gvs7AbI");
$dbh->query("set names cp1251");
$Tree = new CDBTree($dbh, $table, $id_name, $field_names);
$ID = (isset($_GET['ID'])) ? $_GET['ID'] : 1;
$time_start = microtime_float();
if(!(list($leftId, $rightId, $level) = $Tree->getNodeInfo($ID))){}
//  $sql = "select a.* from $table a left join $table b on (b.cleft<=$leftId and b.cright >=$rightId and b.clevel=a.clevel-1) where (a.cleft>=b.cleft and a.cright <=b.cright) order by a.cleft asc";
  $sql = "select a.* from $table a order by a.cleft asc";
  $res = $dbh->query($sql);
    while ($row = $dbh->fetch_array($res)){
     echo str_repeat(" ", 6*$row['clevel']);
     switch($row['clevel']){
      case 0 :$size = 10; break;
      case 1 :$size = 6; break;
      case 2 :$size = 4; break;
      default : $size = 2; break;
     }
     echo "";
     echo $row['title'];
     echo "
";
    }
$time_end = microtime_float();
$time = $time_end - $time_start;
echo "Âðåìÿ âûâîäà: $time ñåê.\n";
?>