--- includes/install.inc	2010-08-22 17:31:18.000000000 +0200
+++ includes/install.inc	2010-10-19 14:30:49.838970145 +0200
@@ -279,37 +279,37 @@ abstract class DatabaseTasks {
     array(
       'arguments'   => array(
         'CREATE TABLE drupal_install_test (id int NULL)',
-        'Drupal can use CREATE TABLE database commands.',
-        'Failed to <strong>CREATE</strong> a test table on your database server with the command %query. The server reports the following message: %error.<p>Are you sure the configured username has the necessary permissions to create tables in the database?</p>',
+        t('Drupal can use CREATE TABLE database commands.'),
+        t('Failed to <strong>CREATE</strong> a test table on your database server with the command %query. The server reports the following message: %error.<p>Are you sure the configured username has the necessary permissions to create tables in the database?</p>'),
         TRUE,
       ),
     ),
     array(
       'arguments'   => array(
         'INSERT INTO drupal_install_test (id) VALUES (1)',
-        'Drupal can use INSERT database commands.',
-        'Failed to <strong>INSERT</strong> a value into a test table on your database server. We tried inserting a value with the command %query and the server reported the following error: %error.',
+        t('Drupal can use INSERT database commands.'),
+        t('Failed to <strong>INSERT</strong> a value into a test table on your database server. We tried inserting a value with the command %query and the server reported the following error: %error.'),
       ),
     ),
     array(
       'arguments'   => array(
         'UPDATE drupal_install_test SET id = 2',
-        'Drupal can use UPDATE database commands.',
-        'Failed to <strong>UPDATE</strong> a value in a test table on your database server. We tried updating a value with the command %query and the server reported the following error: %error.',
+        t('Drupal can use UPDATE database commands.'),
+        t('Failed to <strong>UPDATE</strong> a value in a test table on your database server. We tried updating a value with the command %query and the server reported the following error: %error.'),
       ),
     ),
     array(
       'arguments'   => array(
         'DELETE FROM drupal_install_test',
-        'Drupal can use DELETE database commands.',
-        'Failed to <strong>DELETE</strong> a value from a test table on your database server. We tried deleting a value with the command %query and the server reported the following error: %error.',
+        t('Drupal can use DELETE database commands.'),
+        t('Failed to <strong>DELETE</strong> a value from a test table on your database server. We tried deleting a value with the command %query and the server reported the following error: %error.'),
       ),
     ),
     array(
       'arguments'   => array(
         'DROP TABLE drupal_install_test',
-        'Drupal can use DROP TABLE database commands.',
-        'Failed to <strong>DROP</strong> a test table from your database server. We tried dropping a table with the command %query and the server reported the following error %error.',
+        t('Drupal can use DROP TABLE database commands.'),
+        t('Failed to <strong>DROP</strong> a test table from your database server. We tried dropping a table with the command %query and the server reported the following error %error.'),
       ),
     ),
   );
@@ -379,7 +379,7 @@ abstract class DatabaseTasks {
       }
     }
     if (!empty($message)) {
-      $message = '<p>In order for Drupal to work, and to continue with the installation process, you must resolve all issues reported below. For more help with configuring your database server, see the <a href="http://drupal.org/getting-started/install">installation handbook</a>. If you are unsure what any of this means you should probably contact your hosting provider.</p>' . $message;
+      $message = t('<p>In order for Drupal to work, and to continue with the installation process, you must resolve all issues reported below. For more help with configuring your database server, see the <a href="http://drupal.org/getting-started/install">installation handbook</a>. If you are unsure what any of this means you should probably contact your hosting provider.</p>') . $message;
       throw new DatabaseTaskException($message);
     }
   }