//Vampirebat,2002-1-16;http://www.vampirebat.org

//<--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！");
            }
        }
		getbrowse();
    /*}*/
}
//-->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？");
	//alert(TableID);
	//alert(id);
   // if (confirm_delete)
    //{
        var deletedList=document.OrderForm.storage.value;
		//var deletedList=ReadOrderForm('24_OrderForm');
		//alert(deletedList);
		//alert());
        var broken_deletedList=deletedList.split("|");
        
        for (i=1;i<broken_deletedList.length;i++)
        {
			//alert(broken_deletedList.length);
            if(broken_deletedList[i].indexOf(id)!=-1) delete broken_deletedList[i];
        }
        
        var new_deletedList="";
        
        for (i=1;i<broken_deletedList.length;i++)
        {
            
            if (broken_deletedList[i]!=undefined) new_deletedList=new_deletedList+"|"+broken_deletedList[i];
            
        }
		var Then = new Date();
		Then.setTime(Then.getTime()+30*60*1000);
		document.cookie="24_OrderForm="+escape(new_deletedList)+";expires=" + Then.toGMTString();
        getbrowse();
        //document.OrderForm.storage.value=new_deletedList;
        //TableID.deleteRow();
        //updateTotal();
    //}
}
//-->End

function getbrowse(){
var the_list =unescape(ReadOrderForm('24_OrderForm'));
//document.write(the_list);
//alert(the_list);
if (the_list=='false'||the_list.indexOf("|")==-1)
{
    var totals=0
	document.getElementById("browsediv").innerHTML='无数据';
}
else
{
    document.OrderForm.storage.value=the_list;
    //var totals;
    var broken_list = the_list.split("|");
	var btab='<div class=\"browselst\">';
    //<-
    for (i=1;i<broken_list.length;i++)
    {
        var single_list=broken_list[i];
        var broken_single_list = single_list.split("&");
        //var subtotals=broken_single_list[2]*(broken_single_list[3]*100)/100;
        //note:broken_single_list[0]=item;
        //note:broken_single_list[1]=name;
        //note:broken_single_list[2]=amount;
        //note:broken_single_list[3]=price;
        
        //<--
        /*if (totals==null)
        {
            totals=subtotals;
        }
        else
        {
            totals=totals*100+subtotals*100;
            totals=totals/100;
        }*/
        //-->
		btab +='<div id='+broken_single_list[0]+'><a href=\"'+broken_single_list[2]+'\"><img src='+broken_single_list[3]+'></a><br /><a href=\"'+broken_single_list[2]+'\" target=\"_blank\">'+broken_single_list[1]+'</a><br /><a href=\"javascript:void(0)\" onClick=\"Delete('+broken_single_list[0]+','+broken_single_list[0]+')\">删除</a></div>';
        
    }
	btab +='</div>';
	//alert(btab);
	document.getElementById('browsediv').innerHTML=btab;
    //->
    //if (totals==null)
    //{totals=0;}
}
}
/*
//<--Start--更新价格总计的函数
function updateTotal()
{
    var new_total=0;
    var limit=document.OrderForm.elements.length-3;
    
    for (i=2;i<limit;i=i+3)
    {
        new_total=new_total*100+document.OrderForm.elements[i].value*100;
        new_total=new_total/100;
    }
    
    if(isNaN(new_total))
    {
        document.OrderForm.total.value="输入错误";
    }
    else
    {
        document.OrderForm.total.value=new_total;
    }
}
//-->End

//<--Start--更新价格小计的函数
function updateSubTotal(m_id,new_amount,price)
{
    var price=price*100;
    var new_subtotal=new_amount*price/100;
    var n_m_id="id"+m_id;
    if(isNaN(new_amount)||new_amount<1||new_amount.indexOf('.')!=-1)
    {
        document.OrderForm.elements[n_m_id].value="输入错误";
    }
    else
    {
        document.OrderForm.elements[n_m_id].value=new_subtotal;
    }
    updateTotal();
}
//-->End

//<--Start--更新storage的函数
function updateStorage(m_id,new_amount)
{
    if(isNaN(new_amount)||new_amount<1||new_amount.indexOf('.')!=-1)
    {
        alert("数量填写错误！")
        document.OrderForm.elements["aid"+m_id].focus();
        document.OrderForm.elements["aid"+m_id].select();
    }
    else
    {
        var the_list=document.OrderForm.storage.value;
        var single_list=the_list.split("|")
        
        for (i=1;i<single_list.length;i++)
        {
            if (single_list[i].indexOf(m_id)!=-1)
            {
                var old_single=single_list[i];
                var broken_single_list=single_list[i].split("&");
                broken_single_list[2]=new_amount;
                var new_single=broken_single_list[0]+"&"+broken_single_list[1]+"&"+broken_single_list[2]+"&"+broken_single_list[3];
                the_list=the_list.replace(old_single,new_single);
            }
        }
        document.OrderForm.storage.value=the_list;
    }
}
//-->End 
*/