nsIXPINotifier* element = (nsIXPINotifier*)mNotifiers->ElementAt(i);
nsIXPIListener* element = (nsIXPIListener*)mListeners->ElementAt(i);
nsTopProgressNotifier::FinalizeProgress( const PRUnichar* message, PRInt32 itemNum, PRInt32 totNum ){    if (mActive)        mActive->FinalizeProgress( message, itemNum, totNum );    if (mNotifiers)    {        PRInt32 i=0;        for (; i < mNotifiers->Count(); i++)         {            nsIXPINotifier* element = (nsIXPINotifier*)mNotifiers->ElementAt(i);            if (element != NULL)                element->FinalizeProgress( message, itemNum, totNum );        }    }    return NS_OK;}