# add employee here, so that variable is still known and passed in url when choosing a different sort order in resulting table
my @hidden_variables = qw(accno source reference department description notes project_id datefrom dateto employee_id datesort category l_subtotal);
push @hidden_variables, map { "l_${_}" } @columns;
# add employee here, so that variable is still known and passed in url when choosing a different sort order in resulting table
my @hidden_variables = qw(accno source reference department description notes project_id datefrom dateto employee_id datesort category l_subtotal);
push @hidden_variables, map { "l_${_}" } @columns;