$query = "SELECT * FROM `map` where `x` >= '$x' and `x` <= '".($x+3)."' and `y` >= '".$y."' and `y` <= '".($y+3)."' order by `y` desc";  

$ly=-100;  
while ($tile = mysql_fetch_array($res)){  
if($ly!=$tile['y']){  
$code=$code.'<br>';  
$ly=$tile['y'];  
}

$query = "SELECT * FROM `tiles` where `x` >= '$x' and `x` <= '".($x+3)."' and `y` >= '".$y."' and `y` <= '".($y+3)."'";
$res = mysql_query($query);
$code='';
$y=-100;
while ($tile = mysql_fetch_array($res)){
if($y!=$tile['y']){
$code=$code.'<br>';
$y=$tile['y'];
}
switch($tile['terrain']){
case 1:
$code=$code."<a href='".$tile['href']."'><img src='равнина.png'></a>";
break
}
}
print $code;