how and do i need to translate this lines
i m a little confused here
$lang['datetime']['Sunday'] = $lang['WEEK_DAY_SUNDAY'];
$lang['datetime']['Monday'] = $lang['WEEK_DAY_MONDAY'];
$lang['datetime']['Tuesday'] = $lang['WEEK_DAY_TUESDAY'];
$lang['datetime']['Wednesday'] = $lang['WEEK_DAY_WEDNESDAY'];
$lang['datetime']['Thursday'] = $lang['WEEK_DAY_THURSDAY'];
$lang['datetime']['Friday'] = $lang['WEEK_DAY_FRIDAY'];
$lang['datetime']['Saturday'] = $lang['WEEK_DAY_SATURDAY'];
sorry for stupid question 
