/**/
var Member_session = "";

/*保存初始值*/
function saveValue(obj){
	Member_session = obj.value;
	obj.style.backgroundColor = "#FFE0E7";
}

function ActionNum(id,num){
	var obj = $(id);
	var num = parseInt(obj.value) + num
	if(num<=0){
		alert("商品数量必须是大于零的整数。");
		return;
	}else{
		obj.value = num;
		UpdateCart(obj,num);
	}
}

/*更改值*/
function UpdateCart(obj1,price){
	var id = obj1.id;
	id=id.split("_")[1];
	var v = obj1.value;
	if(isNaN(v) || v.indexOf(".")>=0 || parseInt(v) <= 0){
		obj1.value = Member_session;
		obj1.style.backgroundColor = "#FFF";
		alert("商品数量必须是大于零的整数。");
		return false;
	}
	if(v == Member_session){
		obj1.style.backgroundColor = "#FFF";
		return;
	}
	Ajax({
		url:"../Action.asp?action=updatecart",
		method:"POST",
		content:"pid=" + id + "&count=" + v,
		oncomplete:function(obj){
			var json=obj.responseText.json();
			$("TotalFee_" + id).innerHTML = json.singleFee;
			$("TotalFee").innerHTML = json.totalFee;
			obj1.style.backgroundColor = "#DFFCCA";
		},
		ononexception:function(obj){
			alert(obj.state);
		}
	});
}