--- role_watchdog.module.orig	2010-04-05 09:25:16.000000000 +0300
+++ role_watchdog.module	2010-08-28 15:05:22.000000000 +0300
@@ -338,10 +338,10 @@ function role_watchdog_history(&$account
 
   if (sizeof($rows)) {
     $header = array(
-      array('data' => 'Date', 'style' => 'width: 25%;'),
-      array('data' => 'Role', 'style' => 'width: 30%;'),
-      array('data' => 'Change', 'style' => 'width: 15%;'),
-      array('data' => 'User', 'style' => 'width: 40%;')
+      array('data' => t('Date'), 'style' => 'width: 25%;'),
+      array('data' => t('Role'), 'style' => 'width: 30%;'),
+      array('data' => t('Change'), 'style' => 'width: 15%;'),
+      array('data' => t('User'), 'style' => 'width: 40%;')
     );
 
     $output .= '<h3>' . t('Role History') . '</h3>' . theme('table', $header, $rows, array('style' => 'width: 99%;'));
@@ -360,10 +360,10 @@ function role_watchdog_history(&$account
 
   if (sizeof($rows2)) {
     $header = array(
-      array('data' => 'Date', 'style' => 'width: 25%;'),
-      array('data' => 'Role', 'style' => 'width: 30%;'),
-      array('data' => 'Change', 'style' => 'width: 15%;'),
-      array('data' => 'User', 'style' => 'width: 40%;')
+      array('data' => t('Date'), 'style' => 'width: 25%;'),
+      array('data' => t('Role'), 'style' => 'width: 30%;'),
+      array('data' => t('Change'), 'style' => 'width: 15%;'),
+      array('data' => t('User'), 'style' => 'width: 40%;')
     );
 
     $output .= '<h3>' . t('Role Changes Made') . '</h3>' . theme('table', $header, $rows2, array('style' => 'width: 99%;'));