diff --git a/phpBB/admin/page_header_admin.php b/phpBB/admin/page_header_admin.php
index 9c9a06e156..3195f461a2 100644
--- a/phpBB/admin/page_header_admin.php
+++ b/phpBB/admin/page_header_admin.php
@@ -66,7 +66,7 @@ $template->set_filenames(array(
 
 // Format Timezone. We are unable to use array_pop here, because of PHP3 compatibility
 $l_timezone = explode('.', $board_config['board_timezone']);
-$l_timezone = ($l_timezone[count($l_timezone)-1] != 0) ? $lang[sprintf('%.1f', $board_config['board_timezone'])] : $lang[number_format($board_config['board_timezone'])];
+$l_timezone = (count($l_timezone) > 1 && $l_timezone[count($l_timezone)-1] != 0) ? $lang[sprintf('%.1f', $board_config['board_timezone'])] : $lang[number_format($board_config['board_timezone'])];
 
 //
 // The following assigns all _common_ variables that may be used at any point
diff --git a/phpBB/includes/page_header.php b/phpBB/includes/page_header.php
index ec89542906..1eb9050e38 100644
--- a/phpBB/includes/page_header.php
+++ b/phpBB/includes/page_header.php
@@ -337,8 +337,7 @@ while( list($nav_item, $nav_array) = @each($nav_links) )
 
 // Format Timezone. We are unable to use array_pop here, because of PHP3 compatibility
 $l_timezone = explode('.', $board_config['board_timezone']);
-$l_timezone = ($l_timezone[count($l_timezone)-1] != 0) ? $lang[sprintf('%.1f', $board_config['board_timezone'])] : $lang[number_format($board_config['board_timezone'])];
-
+$l_timezone = (count($l_timezone) > 1 && $l_timezone[count($l_timezone)-1] != 0) ? $lang[sprintf('%.1f', $board_config['board_timezone'])] : $lang[number_format($board_config['board_timezone'])];
 //
 // The following assigns all _common_ variables that may be used at any point
 // in a template.