function checkCart(id, account){
	if(account == ""){
		alert("請先登入會員");
		window.location.href = "login01.php";
	}else{
		var showReturnMsg = "已將商品加入購物車";
		
		$.ajax({
			type: "POST",
			url: "ajax/insert_cart.php",
			data: {
				'id': id,
			},
			dataType: "json",
			cache: false,
			success: function(data) {               
				if(data['status'] == "true"){
					alert(showReturnMsg);
					location.reload();
				}else{
					alert(data['error']);
				}
			}
		});
	}
}