DLL val_AddBCC example:

#INCLUDE DLLdefines100.js

var nInfo = new netInfo();
var Handle = nInfo.sessionID:
var ErrVal = EmailCmd(Handle,val_NewEmail,"");
if (ErrVal >= 0) {
  SetDebugOn();
  EmailCmd(Handle,val_AddBCC,"myboss@mycompany.com");
  ...
}