$input_error = 1;
}
elseif (!is_new_reference($_POST['ref'], systypes::location_transfer()))
{
display_error(_("The entered reference is already in use."));
$input_error = 1;
}
elseif (!is_new_reference($_POST['ref'], systypes::location_transfer()))
{
display_error(_("The entered reference is already in use."));