my ( $borrowerno, $accountno ) = @_;

    my ( $borrowerno, $timestamp, $accountno ) = @_;

    my $dbh = C4::Context->dbh;

    my $dbh        = C4::Context->dbh;

    my $timestamp2 = $timestamp - 1;

    my @params;

    my $query      = "";

    my $sth = $dbh->prepare(

    my $query = "SELECT * FROM accountlines WHERE borrowernumber = ?";

            "SELECT * FROM accountlines WHERE borrowernumber=? AND accountno = ?"

    push( @params, $borrowerno );

          );

    $sth->execute( $borrowerno, $accountno );

    if ( $accountno ) {

        $query .= " AND accountno = ?";

        push( @params, $accountno );

    }