//商品评论分页
function formSubmit(title,url,f){
	if(!f){
		f = 'cpform';
		}
	if(confirm(title)){
		var form = document.getElementById(f);
		form.action = url;
		form.submit();
	}else{
		return false;
	}
}

function frameSubmit(title,url,f){
	if(!f){
		f = 'actionFrame';
		}
	if(confirm(title)){
		var frame = document.getElementById(f);
		frame.src = url;
		}
	}


function gotoPage(gid,page){
	var url = 'index.php?act=comments&gid=' + gid + '&page=' + page + '&ts=' + new Date().getTime();
	mad_ajax('GET',url,'',function(r){$('GOODS_COMMENT_DIV').innerHTML = r;});
}

//计算商品总金额
function changePrice(gid){
	var num = $('SHOP_FORMBUY').number.value;
	var url = "index.php?act=ajax&op=caculate&gid=" + gid + "&num=" + num + "&ts=" + new Date().getTime();
	mad_ajax('POST',url,'',function(r){$('SHOP_GOODS_AMOUNT').innerHTML = r});
}

//添加到购物车
function addToCart(gid){
	var num = 1;
	if($('SHOP_FORMBUY')){
		var num = $('SHOP_FORMBUY').number.value;
	}
	var url = "index.php?act=ajax&op=add_to_cart&gid=" + gid + "&num=" + num + "&ts=" + new Date().getTime();
	mad_ajax('POST',url,'',function(r){
		if(r == '1'){
			window.location.href= "index.php?act=cart";
		}
		else{
			alert("此书尚未开始发售");
		}
	});
}

//更新购物车
function updateCart(){
	$('formCart').action = 'index.php?act=ajax&op=update_cart';
	$('formCart').submit();
}

//清空购物车
function clearCart(){
	$('formCart').action = 'index.php?act=ajax&op=clear_cart';
	$('formCart').submit();
}

//收藏商品
function collect(gid){
	var url = "index.php?act=ajax&op=collect&gid=" + gid + "&ts=" + new Date().getTime();
	mad_ajax('POST',url,'',function(r){
		if(r == '2'){
			alert("该书籍已经在你的收藏夹中");
		}
		else if(r == '3'){
			alert("你还没有登陆，不能使用该功能");
			}
		else if(r == '1'){
			alert("成功将该书籍加入收藏夹");
		}
		else{
			alert("加入收藏夹失败");
		}
	});
}

//删除商品
function droGoods(id){
	var url = "index.php?act=ajax&op=drop_goods&id=" + id + "&ts=" + new Date().getTime();
	$('actionFrame').src = url;
}

//移会收藏夹
function dropToCollect(id){

}

//选择配送方式
function order_select_shipping(shipping_id){
	var url = "index.php?act=checkout&&op=select_shipping&shipping_id=" + shipping_id + "&ts=" + new Date().getTime();
	mad_ajax('GET',url,'',order_select_shipping_handler);
}

function order_select_shipping_handler(r){
	var rt = order_select_shiping_payment(r);
	if(rt){
		$('SHOP_ORDERTOTAL').innerHTML = r;
	}
}

//选择支付方式
function order_select_payment(pay_id){
	var dom = document.getElementsByName('shipping');
	if(pay_id == 4){
		for(var i = 0; i <dom.length; i++){
			dom[i].disabled = true;
		}
	}
	else{
		for(var i = 0; i <dom.length; i++){
			dom[i].disabled = false;
		}
	}
	var url = "index.php?act=checkout&&op=select_payment&pay_id=" + pay_id + "&ts=" + new Date().getTime();
	mad_ajax('GET',url,'',order_select_payment_handler);
}

function order_select_payment_handler(r){
	var rt = order_select_shiping_payment(r);
	if(rt){
		$('SHOP_ORDERTOTAL').innerHTML = r;
	}
}

function order_select_shiping_payment(r){
	if(r == 'cart_no_goods'){
		alert('购物车中没有书籍');
		window.location.href='index.php';
		return false;
	}
	else if(r == 'direct_shopping'){
		var url = 'index.php?act=login&fromurl=' + encodeURIComponent('index.php?act=checkout');
		window.location.href = url;
		return false;
	}
	else if( r == 'no_consignee'){
		alert('请选择收货人信息');
		window.location.href = 'index.php?act=consignee';
		return false;
	}
	else{
		return true;
	}
}

function order_query()
{
  var order_sn = $('order_sn').value;

  var reg = /^[\.0-9]+/;
  if (order_sn.length < 10 || ! reg.test(order_sn))
  {
    alert('无效的订单号');
    return;
  }
  
  //var url = 'user.php?act=order_query&order_sn=s' + order_sn + '&ts=' + new Date().getTime();
  var url = 'index.php?act=order_q&order_sn=s' + order_sn + '&ts=' + new Date().getTime();
  mad_mask_menu(null,url);
}