if ( customerArray.length == 0 ) {
custnum_obj.value = 'Not found';
custnum_obj.style.color = '#ff0000';
if ( customerArray.length == 0 ) {
custnum_obj.value = 'Not found';
custnum_obj.style.color = '#ff0000';
var name = customerArray[1];
opt(customer_select,custnum,name,'#000000');
customer_select.selectedIndex = customer_select.length - 1;
var name = customerArray[1];
opt(customer_select,custnum,name,'#000000');
customer_select.selectedIndex = customer_select.length - 1;