$request = mysql_query("
	SELECT id, baslik, detay
	FROM haber");
$news = array();
while ($row = mysql_fetch_assoc($request))
	$news[] = array(
		'id' => $row['id'],
		'title' => $row['baslik'],
		'body' => strlen($row['detay']) > 250 ? substr($row['detay'], 0, 250) . '<a href="haber.php?id=' . $row['id'] . '">Devamını Oku</a>' : $row['detay'],
	);
mysql_free_result($request);

echo '
<ul>';
foreach ($news as $item)
	echo '
	<li>', $item['title'], '<br />', $item['body'], '</li>';
echo '
</ul>';