void main()
{
    object oPC = GetLastUsedBy();
    object oGong = GetNearestObjectByTag("ASG_STRONGBOXAUCTION_GONG",OBJECT_SELF);
    object oLastBiddr = GetLocalObject(oGong,"B2_LASTBIDDER");
    if (oPC == oLastBiddr)
    {
        SendMessageToPC(oPC,"*******************");
        SendMessageToPC(oPC,"You already have the last bid!");
        SendMessageToPC(oPC,"*******************");
    }
    else {
    SetLocalInt(OBJECT_SELF,"B2_AuctionDidIBid",FALSE);
    // int get current Bid Info
    object oAuctioneer = GetNearestObjectByTag("DMrGAuctioneer");
    if(GetIsObjectValid(oAuctioneer))
    {
        int vAStarted = GetLocalInt(oAuctioneer,"B2_AUCTIONSTATUS");
        if (vAStarted == TRUE)
        {
            object oCChest = GetNearestObjectByTag("ASG_CCHEST");
            if (GetIsObjectValid(oCChest))
            {
                object oItem = GetFirstItemInInventory(oCChest);
                if (GetIsObjectValid(oItem))
                {
                    int vPlayerGold = GetGold(oPC);
                    int vBid = GetLocalInt(oGong,"B2_AuctionBid");
                    if (vPlayerGold >= vBid)
                    {
                        SetLocalInt(OBJECT_SELF,"B2_AuctionDidIBid",TRUE);
                        AssignCommand(oPC,ActionSpeakString("I BID!"));
                        SetLocalObject(OBJECT_SELF,"B2_PlayerBid",oPC);
                        SetLocalObject(oGong,"B2_LASTBIDDER",oPC);
                    }
                    else
                    {
                        AssignCommand(oPC,ActionSpeakString("I don't have enough money."));
                    }
                }
            }
        }
        else
        {
            AssignCommand(oAuctioneer,ActionSpeakString("The auction has not started yet."));
        }
    }
    }
}