var salesorderSearch = nlapiSearchRecord("salesorder",null,
[
["type","anyof","SalesOrd"],
"AND",
["transactionnumber","is","ordernumber"]//so1158
"AND",
["mainline","is","T"]
],
[
new nlobjSearchColumn("transactionname"),
new nlobjSearchColumn("transactionnumber"),
new nlobjSearchColumn("internalid")
]
);