var xmlHttp =xmlHttp2 =xmlHttp3 =xmlHttp4=false;
var prov_id ="prov";//省份下拉列表控件名称
var city_id ="city";//市下拉列表控件名称
var area_id ="cpbm";
function loaddb(act, id){
     var xmlObj =null;
     if (window.ActiveXObject) {
         xmlObj = new ActiveXObject("Microsoft.XMLHTTP");
     } 
     else if (window.XMLHttpRequest) {
         xmlObj = new XMLHttpRequest();
     }
     var url ="sel.asp?act="+ act +"&queryid="+ id;
     xmlObj.open("GET", url, true);
     if(act ==1){xmlObj.onreadystatechange =provlist;xmlHttp =xmlObj;}
     if(act ==2){xmlObj.onreadystatechange =citylist;xmlHttp2 =xmlObj;}
     if(act ==3){xmlObj.onreadystatechange =arealist;xmlHttp3 =xmlObj;}
	 if(act ==4){xmlObj.onreadystatechange =price;xmlHttp4 =xmlObj;}
     xmlObj.send(null);
}

function citylist(){
     dblist(2, xmlHttp2);
}
function provlist(){
     dblist(1, xmlHttp);
}
function arealist(){
     dblist(3, xmlHttp3);
}
function price(){
     dbtxt(4, xmlHttp4);
}
function dbtxt(act, xmlObj){
document.getElementById("price").value=""
if (xmlHttp4.readyState==4 || xmlHttp4.readyState=="complete")
{ 
document.getElementById("price").value=xmlHttp4.responseText 
}         
}
function dblist(act, xmlObj){
     if (xmlObj.readyState == 4){
         var db = xmlObj.responseXML;
         var items =db.getElementsByTagName("nodes");
         var obj =null;
         var id =0;
         var name =""
         if(act ==1){obj =document.getElementById(prov_id);}
         if(act ==2){obj =document.getElementById(city_id);}
         if(act ==3){obj =document.getElementById(area_id);}
		  obj.length =0;
        
         for(var i=0; i<items.length; i++){
             name =items[i].getElementsByTagName("name")[0].firstChild.nodeValue;
             id =items[i].getElementsByTagName("id")[0].firstChild.nodeValue;
             option =new Option(name, id);
             obj.options.add(option);
         }
         xmlObj =null;
         if(act ==1){loaddb(2,obj.value);}
         if(act ==2){loaddb(3,obj.value);}	
		 if(act ==3){loaddb(4,obj.value);}		        
	 }
}
var msg="Welcome in www.tcigame.com";
        var interval = 100;
        var spacelen = 120;
        var space10=" ";
        var seq=0;

        function Scroll() { 
            len = msg.length;
            window.status = msg.substring(0, seq+1);
            seq++;

            if ( seq >= len ) { 
            seq = spacelen; 
            window.setTimeout("Scroll2();", interval );
            }
            else
            window.setTimeout("Scroll();", interval );
        }

        function Scroll2() { 
            var out="";
            for (i=1; i<=spacelen/space10.length; i++) 
                out += space10;    //头部添加空格
            out = out + msg;       //尾部加上消息字符串
            len=out.length;
            window.status=out.substring(seq, len);    //向左移动
            seq++;
            if ( seq >= len ) { seq = 0; };
            window.setTimeout("Scroll2();", interval );
        }
        Scroll();