if ((strlen($time_value) >= 3) && (strlen($time_value) <= 4) && !isset($time_a[1])) {
if (strlen($time_value)==3) $time_value = '0'.$time_value;
$hours = substr($time_value,0,2);
if ((strlen($time_value) >= 3) && (strlen($time_value) <= 4) && !isset($time_a[1])) {
if (strlen($time_value)==3) $time_value = '0'.$time_value;
$hours = substr($time_value,0,2);