OsCommerce admin area shows BOX HEADING CONFIGURATION instead of Configuration

OsCommerce admin area (osCommerce/catalog/admin) shows the following details, instead of "Configuration" etc
BOX_HEADING_CONFIGURATION
BOX_HEADING_CONFIGURATION
BOX_CONFIGURATION_MYSTORE, BOX_CONFIGURATION_LOGGING, BOX_CONFIGURATION_CACHE

You need to check the following file
/home/username/public_html/osCommerce/catalog/admin/includes/languages/english.php

The define fields will be commented. Uncomment the define, this will look like:
define('BOX_HEADING_CONFIGURATION', 'Configuration');
define('BOX_CONFIGURATION_MYSTORE', 'My Store');
define('BOX_CONFIGURATION_LOGGING', 'Logging');
define('BOX_CONFIGURATION_CACHE', 'Cache');