function preProcess(shop) {
    if (shop.qty.value <= 5)
    {
        shop.price.value = '17.95';
        shop.hash.value = '745b6174fc61fc5a3b2d57d2355b291b';
    }
    else
    {
        shop.price.value = '11.50';
        shop.hash.value = 'a8edb7c30919e70ef8544a487118b614';
    }
}