} else {
$.post("/post/stamp_mall/big/p_goods/content/mycart_change_ajax.jsp",{"item_numbers":1,"stamp_items":pn},function(data){
alert(sn+"已加入購物車");
}).fail(function(xhr, status, error) {
// error handling
var sCar_Str = $("#sCar").html();
var sCar_int = parseInt(sCar_Str);
sCar_int++;
sCar.innerHTML = sCar_int;
check_p.value += pn + ";"
$("#lt_pre_sess").val(lt_pre);
}else{
var sCar = document.getElementById("sCar");
var check_p = document.getElementById("check_p");
if(confirm("長期預購商品與一般商品無法同時加入同一購物車，若要加入，將會清空購物車是否確定加入?")){
$.post("/post/stamp_mall/big/p_goods/content/mycart_change_ajax_renew.jsp", {
"item_numbers" : 1,
"stamp_items" : pn
}, function(data) {
alert(sn + "已加入購物車");
}).fail(function(xhr, status, error) {
// error handling
var sCar_Str = "0";
var sCar_int = parseInt(sCar_Str);
sCar_int++;
sCar.innerHTML = sCar_int;
check_p.value = pn + ";";
$("#lt_pre_sess").val(lt_pre);
