Voucher Approval by Management.
1) screen for Voucher Entry -> Voucher Approve Entry  (Save in TransactionApprove Table)
2) Screen for Voucher Entry List -->  Voucher Approve List  
  Approved voucher insert into Voucher entry. (Transaction Table). Also give reference of Approve VoucherId to Actual Voucher Entry Table.
 List only view unapproved Voucher
 