<?php 

$xml_file = "http://www.vbyx.com/feeds/xml/articles.xml";

$section = $_REQUEST["s"];
if (strlen($section) > 0)
  $xml_file .= "?s=$section";

if(!$xmldoc = domxml_open_file($xml_file, DOMXML_LOAD_PARSING, $arr))
  echo "Error while parsing the document.";
else
{
  $xsl_file = "{$_SERVER["INC_ROOT"]}feeds/styles/articles.xsl";    
  $xsldoc = domxml_xslt_stylesheet_file($xsl_file);
  $doc = $xsldoc->process($xmldoc);
  $proddocument = $doc->dump_mem(true);
  
  
  header('Content-Type: text/xml');
  echo $proddocument;
}
?>