//functions related to ordering the GH:MoM book

function confirmQuantity(qty) {
    if (isNaN(qty) || (qty <= 0)) {
        alert('Please enter the Number of Copies you wish to buy.');
        return(false);
    }

    return(true);
}

function setAffiliateID(frm) {
    var val = getCookie('affiliateid');
    if (val == null) {
        return(true);
    }

    frm.affiliateid.value = val;
    return(true);
}

function formOnClick(frm,qty) {
    if (!confirmQuantity(qty)) return(false);
    return(setAffiliateID(frm));
}