diff --git a/robocze/functions.php b/robocze/functions.php
index b242693..43b886c 100644
--- a/robocze/functions.php
+++ b/robocze/functions.php
@@ -6,6 +6,8 @@
 * @author	PioDer <pioder@wp.pl>
 * @link 	http://suczawa.ath.cx/
 **/
+
+$xhtml=true;
 
 #wyświetl błąd
 function blad($msg)
@@ -16,7 +18,8 @@ function blad($msg)
 }
 
 function NaglowekXHTML()
-{
+{
+	global $xhtml;
 	$xhtml = preg_match('/application\/xhtml\+xml(?![+a-z])(;q=(0\.\d{1,3}|[01]))?/i', 
 	$_SERVER['HTTP_ACCEPT'], $xhtml) && (isset($xhtml[2])?$xhtml[2]:1) > 0 || 
 	strpos($_SERVER["HTTP_USER_AGENT"], "W3C_Validator")!==false ||