basit bir script isteği

ali
veli
uc bes elli

<a title="ali" http://www.google.com/search?q=ali">ali</a>
<a title="veli" href="http://www.google.com/search?q=veli">veli</a>
<a title="uc bes elli" http://www.google.com/search?q=uc-bes-elli">uc bes elli</a>

<?PHP

	if ($_POST[dosya] != "" AND $_POST[keyword] != "") {

	$keywords = explode("\n",$_POST[keyword]);

		foreach ($keywords as $keyword) {
		$keyword = str_replace("\r","",$keyword);
		$yaz .= '<a title="'.$keyword.'" href="http://www.google.com/search?q='.str_replace(' ','-',$keyword).'">'.$keyword.'</a>
		';
		}

	$dosya = fopen("$_POST[dosya]","w+");
	fwrite($dosya,$yaz);
	fclose($dosya);
	echo 'yazildi.<br><br>';
	}


echo '
<form method="post">
Dosya adi: <input type="text" name="dosya" size="20"><br>
Keywordler: <textarea name="keyword" rows="10" cols="30"></textarea><br>
<input type="submit" value="OK">
</form>
';

?>