Clearing requirement for Surcharge

Hi

  I have used event 104 to calculate the surcharge for open item open items for which the due date has been crossed).

  I have to clear  the Amount in Fallowing step.( Full payment or Partial payment received)

  1.  Surcharge amount for all open items.

   2. Outstanding Amount ( on due date basis).

Please help me to resolved the issue. If any one have done same requirement than please share the code also.

Regards

Shyam

shyb78@gmail.com