//<--Start--从cookie中读出订单数据的函数
function ReadOrderForm(name)
{
var cookieString=document.cookie;
if (cookieString=="")
{
return false;
}
else
{
var firstChar,lastChar;
firstChar=cookieString.indexOf(name);
if(firstChar!=-1)
{
firstChar+=name.length+1;
lastChar = cookieString.indexOf(';', firstChar);
if(lastChar == -1) lastChar=cookieString.length;
return cookieString.substring(firstChar,lastChar);
}
else
{
return false;
}
}
}
//-->End
//<--Start--添加商品至购物车的函数
function SetOrderForm(item_no,item_name,item_amount,item_price)
{
var cookieString=document.cookie;
if (cookieString.length>=4000)
{
alert("您的订单已满\n请结束此次订单操作后添加新订单！");
}
else if(isNaN(item_amount)||item_amount<1||item_amount.indexOf('.')!=-1)
{
alert("数量输入错误！");
}
else
{
var mer_list=ReadOrderForm('24_OrderForm');
var Then = new Date();
Then.setTime(Then.getTime()+30*60*1000);
var item_detail="|"+item_no+"&"+item_name+"&"+item_amount+"&"+item_price;
if(mer_list==false)
{
document.cookie="24_OrderForm="+escape(item_detail)+";expires=" + Then.toGMTString();
alert("“"+item_name+"”\n"+"已经加入您的订单！");
}
else
{
if (mer_list.indexOf(item_no)!=-1)
{
alert('此商品您已添加\n请进入订单修改数量！')
}
else
{
document.cookie="24_OrderForm="+mer_list+escape(item_detail)+";expires=" + Then.toGMTString();
alert("“"+item_name+"”\n"+"已经加入您的订单！");
}
}
}
}
//-->End
//<--Start--订单修改更新cookie的函数
function updateCookie()
{
var limit=document.OrderForm.elements.length-3;
if (document.OrderForm.update.value=="修改订单")
{
document.OrderForm.update.value="更新订单";
document.OrderForm.submit.disabled=true;
//<--
for (i=1;i<limit;i++)
{
document.OrderForm.elements[i].disabled=false;
i=i+2;
document.OrderForm.elements[i].disabled=false;
}
//-->
}
else
{
document.OrderForm.update.value="修改订单"
document.OrderForm.submit.disabled=false;
//<--
for (i=1;i<limit;i++)
{
document.OrderForm.elements[i].disabled=true;
i=i+2;
document.OrderForm.elements[i].disabled=true;
}
//-->
var Then = new Date();
Then.setTime(Then.getTime()+30*60*1000);
var values=document.OrderForm.storage.value
document.cookie="24_OrderForm="+escape(values)+";expires=" + Then.toGMTString();
}
}
//-->End
//<--Start--删除单个商品的函数
function Delete(TableID,id)
{
var confirm_delete=window.confirm("确定要删除吗？")
if (confirm_delete)
{
var deletedList=document.OrderForm.storage.value;
var broken_deletedList=deletedList.split("|");
for (i=1;i<broken_deletedList.length;i++)
{
if(broken_deletedList[i].indexOf(id)!=-1) delete broken_deletedList[i];
}
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