var _WindowShopBuy_price = Window_ShopBuy.prototype.price;
Window_ShopBuy.prototype.price = function(item) {
var _priceMod = newMod[8];
for (i = 0; i < 7; i++) {
_priceMod += item.params[i] * newMod[i];
}
var price = _WindowShopBuy_price.call(this, item);
price += _priceMod;
return price;
};