ShopFlags (Enum)
None = 0x00000000,
Armor = 0x00000001,
MetalWeapon = 0x00000002,
Jewel = 0x00000004,
Reagent = 0x00000008,
Potion = 0x00000010,
Bread = 0x00000020,
Clothes = 0x00000040,
ArcheryWeapon = 0x00000080,
Scroll = 0x00000100,
Spellbook = 0x00000200