// calculate dues
void main()
{
  object oPC=GetPCSpeaker();
  int nLTime=GetLocalInt(oPC,"nCGDues");
  int nNow=(GetCalendarYear()*365)+(GetCalendarMonth()*30)+GetCalendarDay();
  int nDif=nNow-nLTime;
  nDif=nDif*2;
  SetLocalInt(oPC,"nDuesOwed",nDif);
  SetCustomToken(90001,IntToString(nDif));
}