<input type=hidden name=selectcustomer value="$form->{selectcustomer}">
<input type=hidden name=oldcustomer value="$form->{oldcustomer}">
<input type=hidden name=customer_id value="$form->{customer_id}">
<input type=hidden name=selectcustomer value="$form->{selectcustomer}">
<input type=hidden name=oldcustomer value="$form->{oldcustomer}">
<input type=hidden name=customer_id value="$form->{customer_id}">