// Data handled is for calls made from Optus mobile phones.
// This function scans the input file for relevant data and saves it.
//
// Variable sFieldValueList contains the billing codes processed below:
// 150000  Start of details for a service.
// 361005  Charges summary (all types).
// 361505  Rental credit details.
// 363005  Rental details.
// 353505  Call details.
// 261099  Total invoice value (not processed below).
// 000000  Invoicing dates.


// 352505 Discounts