'wkg_INVALID_SERVERNAME' => 'The server name must begin with a letter (upper or lower case), followed by any combination of letters, numbers, underscores and hyphens.', 'wkg_INVALID_WORKGROUP' => 'The workgroup name must begin with a letter (upper or lower case), followed by any combination of letters, numbers, underscores, periods and hyphens.', 'wkg_INVALID_WORKGROUP_MATCHES_SERVERNAME' => 'The server and workgroup names match, when compared in lower case. These values must be different in order for filesharing to be turned on. ', 'Workgroup' => 'Workgroup',