// (c) 2004 Copyright Nedstat BV Netherlands.
// ALL RIGHTS RESERVED
// version v4.6 2004-02-17 TP added resend check with session cookie check
// version v4.7 2004-02-22 TP added ns_ prefix and ns_undefined validation

function ns_order(ns_customerID, ns_client_id, ns_order_id) {
    this.id = ns_customerID;
    this.ns_client_id = ns_client_id;
    this.ns_order_id = ns_order_id;
    this.orders = new Array();
    this.addLine = ns_addLine;
    this.sendOrder = ns_sendOrder;
}

function ns_addLine(prod_id, brand, prod_grp, shop, qty, prod_price) {
    this.orders[this.orders.length] = new Array(prod_id, brand, prod_grp, shop, qty, prod_price);
}

function ns_cookieVal(cookieName) {
    var thisCookie = document.cookie.split("; ");
    for (var i = 0; i < thisCookie.length; i++) {
        if (cookieName == thisCookie[i].split("=")[0]) {
            return thisCookie[i].split("=")[1];
        }
    }
}

function ns_isEmpty(s) {
    return ((s == null) || (s.length == 0))
}

function ns_isSignedFloat(s) {
    var s = "" + s + "";
    var i = 0;
    var seenDecimalPoint = false;
    if ((s.charAt(0) == "-") || (s.charAt(0) == "+")) i++;
    if (s.charAt(i) == ".") return false;
    for (i; i < s.length; i++) {
        var c = s.charAt(i);
        if ((c == ".") && !seenDecimalPoint) seenDecimalPoint = true;
        else if ((c > "9") || (c < "0")) return false;
    }
    if (s.charAt(i - 1) == ".") return false;
    return true;
}

function ns_sendOrder() {
    if (ns_cookieVal("ns_order_id_" + this.ns_order_id) != "true") {
        document.cookie = "ns_order_id_" + this.ns_order_id + "=true";
        var keys = new Array('ns_prod_id', 'ns_brand', 'ns_prod_grp', 'ns_shop', 'ns_qty', 'ns_prod_price');
        var ns__t = "&ns__t=" + (new Date()).getTime();
        for (var i in this.orders) {
            var start = this.id;
            start += ns__t + '&ns_commerce=true&ns_type=hidden&ns_client_id=' + this.ns_client_id + '&ns_order_id=' + this.ns_order_id;
            start += '&ns_orderlines=' + this.orders.length;
            start += '&ns_orderline_id=' + ((i * 1) + 1);
            for (var t in keys) {
                if (ns_isEmpty(this.orders[i][t])) this.orders[i][t] = "ns_undefined";
                if ((keys[t] == "ns_qty") || (keys[t] == "ns_prod_price")) {
                    if (!ns_isSignedFloat(this.orders[i][t])) this.orders[i][t] = "ns_undefined";
                }
                eval("start += '&" + keys[t] + "=" + escape(this.orders[i][t]) + "';");
            }
            eval("nedstat" + i + " = new Image();");
            eval("nedstat" + i + ".src = start;");
        }
    }
}