Flash y XML cuestión

<?php
// This array would normally be coming from a database
// We just simplified it by putting it in an Array for now.
$NameArr = array("Flash-db.com", "FlashKit", "PHP.net","MySQL","Flash Magazine", "CNN");
$DataArr = array("http://www.flash-db.com", "http://www.flashkit.com", "http://www.php.net", "http://www.mysql.com","http://www.flashmagazine.com", "http://www.cnn.com");

$numReturn = count($NameArr);
$i = 0;

// Prints out the necessary XML
print "<dataSet>";
  while ($i < $numReturn) {
    print "<data>";
    print "<name>".$NameArr[$i]."</name>";
    print "<dataRow>".$DataArr[$i]."</dataRow>";
    print "</data>";
    $i++;
  }
print "</dataSet>";
?>