What is the process to record a receipt spread and restart if operator needs to leave batch?

I have a user that processes the spread of a check against a large number of invoices and occasionally needs to exit the process before completion. How can she record the work entered and start again without creating two receipts? The reason I am asking is in the middle of entering a large check her session was disconnected and none of the work she had done was in the transaction files (other that a Batch Header marked as In Use). I had suggested saving the work every few pages of application (like an Auto Save in Word or Excel) so