Private shop new design with new item

[DeadSkull 0]

hi,

i want make a Private shop new design with two different item and two different design

but i have problem with Polymorph

and this my code 

in char.cpp search void CHARACTER::OpenMyShop(const char * c_pszSign, TShopItemTable * pTable, BYTE bItemCount)

and repalce end with

Spoiler

    if (CountSpecifyItem(60301))
    {
        ShopDe();
        return;
    }

}
void CHARACTER::ShopDe()
{
    if (CountSpecifyItem(60301))
    {
        RemoveSpecifyItem(60301, 1);
        SetPolymorph(30001, true);
    }
    else
        return; 
}

and this is gif for my problem when i do Polymorph