? purl.patch
Index: purl/purl.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/purl/purl.module,v
retrieving revision 1.1.2.15
diff -u -p -r1.1.2.15 purl.module
--- purl/purl.module	13 Aug 2009 04:12:42 -0000	1.1.2.15
+++ purl/purl.module	31 Aug 2009 15:54:56 -0000
@@ -180,7 +180,7 @@ function purl_url_rewrite(&$path, &$opti
   if (!purl_disable() && !$options['alias'] && !strpos($path, '://')) {
     $elements = array();
 
-    if (!isset($global_elements)) {
+    if (empty($global_elements)) {
       $global_elements = array();
       // Retrieve the path values for the current page that were
       // "stripped out" and write them back into url paths.