<?php
	if (stristr($_SERVER[HTTP_ACCEPT], "application/xhtml+xml")) 
	{
		header("Content-Type: application/xhtml+xml; charset=UTF-8");
		echo('<?xml version="1.0" encoding="UTF-8" ?>' . "\n");
	}
	else
	{
		header("Content-Type: text/html; charset=UTF-8");
	}
?>