RSS ve všech prohlížečích

<?php
header('content-type: application/xml');
echo '<?xml version="1.0" encoding="utf-8"?>';?>
<rss version="2.0">
<channel>
<title>RSS kanál</title>
<description>Tady</description>
<language>cs</language>

<?php
while ($row = mysql_fetch_assoc($query)) {
$total = $row["price_normal"] - $row["price"];
echo '<item>
    <title>'.$row['name_product'].'</title>
    <link>http://'.$_SERVER['SERVER_NAME'].'/info.php?id='.$row['id_product'].'</link>
    <description>&lt;div style="float:left;width:190px;"&gt;&lt;img src="http://'.$_SERVER['SERVER_NAME'].'/obrazky/watermarky.php?id='.$row['id_product'].'"&gt;&lt;/div&gt;
    &lt;div style="float:left;width:250px;"&gt;Název produktu: '.$row['name_product'].'&lt;br&gt;';
    if (!empty($row["producer"])){
echo 'Výrobce: '.$row['producer'].'&lt;br&gt;';
}
    if ($row["stock"] != 'N'){
echo 'Skladem: '.$row['stock'].'x kusů&lt;br&gt;';
}
echo 'Cena: '.number_format($row['price'], 0,",", " ").$znacka.'&lt;br&gt;';
if (number_format($row["price_normal"], 0,",", " ") > 0){
echo 'Obvyklá cena: '.number_format($row['price_normal'], 0,",", " ").$znacka.'&lt;br&gt;';
}
if (number_format($total, 0,",", " ") > 0){
echo 'Nákupem ušetříte: &lt;strong&gt;'.number_format($total, 0,",", " ").$znacka.'&lt;/strong&gt;&lt;br&gt;';
}
echo '&lt;br&gt;&lt;br&gt;&lt;a href="http://'.$_SERVER['SERVER_NAME'].'/info.php?id='.$row['id_product'].'"&gt;» Přejít na detail produktu&lt;/a&gt;
    &lt;/div&gt;
    &lt;div style="float:left;"&gt;&lt;strong&gt;Popis k produktu:&lt;/strong&gt; '.$row['description'].'</description>
    <pubDate>Tue, 03 Jun 2003 09:39:21 GMT</pubDate>
    <guid>http://'.$_SERVER['SERVER_NAME'].'/info.php?id='.$row['id_product'].'</guid>
  </item>
  ';
}
?>
</channel>
</rss>