var ajaxchk=null;
var ajaxstr=null;

function ajaxLoadPage(url,request,method)
{ 
	var xmlhttp=null;
		try
		{
			xmlhttp=new ActiveXObject("Msxml2.XMLHTTP");
		}catch(e){
			try
			{
				xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
			}catch(e){
				try {
					xmlhttp=new XMLHttpRequest();
				}catch(e) { }
			}
		}			
	method=method.toUpperCase();
	if (method=='GET')
	{
		urls=url.split("?");
		if (urls[1]=='' || typeof urls[1]=='undefined')
		{
			url=urls[0]+"?"+request;
		}
		else
		{
			url=urls[0]+"?"+urls[1]+"&"+request;
		}
		request=null;
	}
	
	xmlhttp.open(method,url,false);
	
	if (method=="POST")
	{
		xmlhttp.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
	}
	xmlhttp.onreadystatechange=function(){
	          if(xmlhttp.readyState==4)
				  { 
					 if (xmlhttp.status==200)
					 {
					   var s=xmlhttp.responseText;
					   ajaxstr=s;
					 }else {
						 alert("网络连接错误！"); 
						 }
				  }
	}
	xmlhttp.send(request);
}


function ctypchoose(ChooseValue,pagetype){	
switch(pagetype) 
   { 
   case "arealist": 
     action="updatearea"
	 var obj1=document.getElementById("arealist");
     break 
   case "arealist1": 
     action="updatearea"
	 var obj1=document.getElementById("arealist1");
     break 
   case "servicetype": 
     action="updateservice"
	 var obj1=document.getElementById("servicelist");
     break 
	 case "servicetype1": 
     action="updateservice"
	 var obj1=document.getElementById("servicelist1");
     break 
   default: 
   	alert("类型选择错误！")
   } 
var ChooseValuethis=ChooseValue.split(",")

ajaxLoadPage("/dianping/updatelist.asp","action="+action+"&areaid="+ ChooseValuethis[0] ,"post")
 var t_str=ajaxstr.split("|");	
var newtrader_str="";  
    if( t_str[0]!="000"){       //判断搜索结果是否为空
	newtrader_str=newtrader_str+"<select name='"+pagetype+"'><option value='all' selected>所有</option>";
	
        for(var i=0;i<t_str.length-1;i++)
		{
			choose1=t_str[i].split(",");
			newtrader_str+="<option value="+choose1[0]+","+choose1[1]+">"+choose1[1]+"</option>"
			
		}
	newtrader_str=newtrader_str+"</select>";
			obj1.innerHTML=newtrader_str; 
	 
	}
 
}