Only in ablock_d6: ablock.info
diff -urp ablock/page.tpl.php ablock_d6/page.tpl.php
--- ablock/page.tpl.php	2008-07-23 00:35:28.000000000 +0100
+++ ablock_d6/page.tpl.php	2008-07-26 20:04:33.389100300 +0100
@@ -1,7 +1,7 @@
 <?php // $Id: page.tpl.php,v 1.1.2.1 2008/07/22 23:35:28 couzinhub Exp $ ?>
 
 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
-<html xmlns="http://www.w3.org/1999/xhtml" lang="<?php print $language ?>" xml:lang="<?php print $language ?>">
+<html xmlns="http://www.w3.org/1999/xhtml" lang="<?php print $language->language ?>" xml:lang="<?php print $language->language ?>">
 
 <head>
   <title><?php print $head_title; ?></title>
@@ -55,13 +55,13 @@
       <div id="navigation" class="menu <?php if ($primary_links) { print "withprimary"; } if ($secondary_links) { print " withsecondary"; } ?> ">
           <?php if ($primary_links): ?>
             <div id="primary" class="clear-block">
-              <?php print theme('menu_links', $primary_links); ?>
+              <?php print theme('links', $primary_links); ?>
             </div>
           <?php endif; ?>
           
           <?php if ($secondary_links): ?>
             <div id="secondary" class="clear-block">
-              <?php print theme('menu_links', $secondary_links); ?>
+              <?php print theme('links', $secondary_links); ?>
             </div>
           <?php endif; ?>
       </div> <!-- /navigation -->
diff -urp ablock/template.php ablock_d6/template.php
--- ablock/template.php	2008-07-23 00:35:28.000000000 +0100
+++ ablock_d6/template.php	2008-07-26 19:45:06.430500300 +0100
@@ -1,15 +1,6 @@
 <?php
 // $Id: template.php,v 1.1.2.1 2008/07/22 23:35:28 couzinhub Exp $
  
-function ablock_regions() {
-  return array(
-       'content_top' => t('content top'),
-       'content_bottom' => t('content bottom'),
-       'header' => t('header'),
-       'footer' => t('footer')
-  );
-} 
-
 /**
  * Return a themed breadcrumb trail.
  *
