/*
---By:秦迷
---Date:2009-03-12
*/
function Linkage(sel){
    var httprequest;
    if (window.XMLHttpRequest) {httprequest = new XMLHttpRequest();} 
    else if (window.ActiveXObject) {httprequest = new ActiveXObject("Microsoft.XMLHTTP");}
    var linkurl="LinkageDeal.aspx?pid="+sel.value+"";
    httprequest.open("GET",linkurl,false);
    httprequest.send(null);
    var returntxt=unescape(httprequest.responseText)
    NextSel(returntxt,document.getElementById("Select2"));//生成下级
}    

function NextSel(str,sel){
    sel.options.length=0;
    var arrstr = new Array();
    arrstr = str.split(",");
    sel.options.add(new Option("==请选择市==","")); 
    if(str.length>0){
    for(var i=0;i<arrstr.length-1;i++){
    var subarrstr=new Array();
    subarrstr=arrstr[i].split("|");//ID|Name
    sel.options.add(new Option(subarrstr[1],subarrstr[0])); 
    }
    sel.options[0].selected=true;
    }
}