var xhrmsg;
var xhrcs,xhrly,xhrxnc,xhrny,xhrdw;
var oldcjtab;
var oldlytab;
var oldxntab;
var oldnytab;
var olddwtab;
function createxmlhttp() 
{
   
   var xmlHttp;
    if(window.ActiveXObject)
    {
     var XmlHttpVersions = new Array("MSXML2.XMLHTTP.6.0","MSXML2.XMLHTTP.5.0","MSXML2.XMLHTTP.4.0","MSXML2.XMLHTTP.3.0","MSXML2.XMLHTTP","Microsoft.XMLHTTP");
     for (var i=0; i<XmlHttpVersions.length && !xmlHttp; i++) 
     {
       try 
       { 
         
         xmlHttp = new ActiveXObject(XmlHttpVersions[i]);
         //if(xmlHttp)
          //alert(XmlHttpVersions[i]);
       } 
       catch (e) {}
     }
   }
   else if(window.XMLHttpRequest)
   {
       xmlHttp = new XMLHttpRequest();
   }
   if (!xmlHttp)
     alert("Error creating the XMLHttpRequest object.");
   else 
     return xmlHttp;
}

function showcj()
{
 if(xhrcs.readyState==4)
 {
    if(xhrcs.status==200)
    {
        document.getElementById("cjdiv").innerHTML=xhrcs.responseText;
       
    }
 }   
}
function showly()
{
 if(xhrly.readyState==4)
 {
    if(xhrly.status==200)
    {
        document.getElementById("lydiv").innerHTML=xhrly.responseText;
    }
 }   
}

function showxnc()
{
 if(xhrxnc.readyState==4)
 {
    if(xhrxnc.status==200)
    {
        document.getElementById("xncdiv").innerHTML=xhrxnc.responseText;
    }
 }   
}

function showny()
{
 if(xhrny.readyState==4)
 {
    if(xhrny.status==200)
    {
        document.getElementById("nydiv").innerHTML=xhrny.responseText;
    }
 }   
}


function sjonmove(cls)
{
  var url;
  switch(cls)
  {
    case "dt":
      url="/page/listpage.aspx?cls="+escape("文化动态");
      break;
    case "ys":
      url="/page/listpage.aspx?cls="+escape("文化艺术");
      break;
    case "fg":
      url="/page/listpage.aspx?cls="+escape("文化法规");
      break;
    default:
      alert("default");
  }
  
  gethtmlcs(url,showcj);
  if(oldcjtab!=null)
    oldcjtab.className="taba";
 oldcjtab=event.srcElement;
 event.srcElement.className="tabhover";
}

function lyonmove(cls)
{
    var url;
    switch(cls)
  {
    case "dt":
      url="/page/listpage.aspx?cls="+escape("旅游动态");
      break;
    case "fw":
      url="/page/listpage.aspx?cls="+escape("旅游服务");
      break;
    case "zy":
      url="/page/listpage.aspx?cls="+escape("旅游资源");
      break;
    default:
      alert("default");
  }
  
  gethtmlly(url,showly);
  if(oldlytab!=null)
    oldlytab.className="taba";
 oldlytab=event.srcElement;
 event.srcElement.className="tabhover";
}

function xnconmove(cls)
{
    var url;
    switch(cls)
  {
    case "dt":
      url="/page/listpage.aspx?cls="+escape("建设动态");
      break;
    case "gh":
      url="/page/listpage.aspx?cls="+escape("建设规划");
      break;
    case "jy":
      url="/page/listpage.aspx?cls="+escape("经验借鉴");
      break;
    default:
      alert("default");
  }
  
  gethtmlxnc(url,showxnc);
  if(oldxntab!=null)
    oldxntab.className="taba";
 oldxntab=event.srcElement;
 event.srcElement.className="tabhover";
}

function nyonmove(cls)
{
    var url;
    switch(cls)
  {
    case "dt":
      url="/page/listpage.aspx?cls="+escape("农业动态");
      break;
    case "sp":
      url="/page/listpage.aspx?cls="+escape("视频讲座");
      break;
    case "kj":
      url="/page/listpage.aspx?cls="+escape("农业科普");
      break;
    default:
      alert("default");
  }
  
  gethtmlny(url,showny);
  if(oldnytab!=null)
    oldnytab.className="taba";
 oldnytab=event.srcElement;
 event.srcElement.className="tabhover";
}



function gethtmlmsg(url,sub)
{
  xhrmsg=createxmlhttp();
  xhrmsg.onreadystatechange=sub;
  xhrmsg.open("GET",url,true);
  xhrmsg.send(null);
  
}
function gethtmlcs(url,sub)
{
  xhrcs=createxmlhttp();
  xhrcs.onreadystatechange=sub;
  xhrcs.open("GET",url,true);
  xhrcs.send(null);
  
}

function gethtmlly(url,sub)
{
  xhrly=createxmlhttp();
  xhrly.onreadystatechange=sub;
  xhrly.open("GET",url,true);
  xhrly.send(null);
  
}

function gethtmlxnc(url,sub)
{
  xhrxnc=createxmlhttp();
  xhrxnc.onreadystatechange=sub;
  xhrxnc.open("GET",url,true);
  xhrxnc.send(null);
  
}

function gethtmlny(url,sub)
{
  xhrny=createxmlhttp();
  xhrny.onreadystatechange=sub;
  xhrny.open("GET",url,true);
  xhrny.send(null);
  
}

function gethtmldw(url,sub)
{
  xhrdw=createxmlhttp();
  xhrdw.onreadystatechange=sub;
  xhrdw.open("GET",url,true);
  xhrdw.send(null);
  
}
function showdw()
{
    if(xhrdw.readyState==4)
    {
        if(xhrdw.status==200)
            {
             document.getElementById("dwlist").innerHTML=xhrdw.responseText;
            }
    }
}

function getdwtab(cls)
{
    switch(cls)
    {
        case 'sw':
            gethtmldw("/jgsz/sw.htm",showdw);
            break;
        case 'zf':
            gethtmldw("/jgsz/zf.htm",showdw);
            break;
        case 'xzj':
            gethtmldw("/jgsz/xzj.htm",showdw);
            break;
        default:
            alert("dw default");
    }
    
    if(olddwtab!=null)
        olddwtab.className="dwa";
    olddwtab=event.srcElement;
    event.srcElement.className="dwtabhover"
}

function showmsg()
{
    if(xhrmsg.readyState==4)
    {
        if(xhrmsg.status==200)
            {
             document.getElementById("msgdiv1").innerHTML=xhrmsg.responseText;
             document.getElementById("msgdiv2").innerHTML=xhrmsg.responseText;
            }
    }
}

//main()
gethtmlcs("/page/listpage.aspx?cls="+escape("文化动态"),showcj);
oldcjtab=document.getElementById("cjdt");
gethtmlly ("/page/listpage.aspx?cls="+escape("旅游动态"),showly);
oldlytab=document.getElementById("lydt");
gethtmlxnc ("/page/listpage.aspx?cls="+escape("建设动态"),showxnc);
oldxntab=document.getElementById("xnjs");
gethtmlny ("/page/listpage.aspx?cls="+escape("农业动态"),showny);
oldnytab=document.getElementById("nydt");
gethtmldw("/jgsz/zf.htm",showdw);
olddwtab=document.getElementById("dwzf");

gethtmlmsg("readmsg.aspx?key="+escape("首页"),showmsg);


var speed=50;
        //document.getElementById ("msgdiv2").innerHTML=document.getElementById ("msgdiv1").innerHTML;
        function marquee()
        {
            if(document.getElementById ("msgdiv2").offsetHeight-document.getElementById ("msgdiv").scrollTop<=0)
                document.getElementById ("msgdiv").scrollTop-=document.getElementById ("msgdiv1").offsetHeight;
            else
                document.getElementById ("msgdiv").scrollTop++;
        }
        var timer=setInterval(marquee,speed);
        msgdiv.onmouseover=function(){clearInterval(timer);}
        msgdiv.onmouseout=function(){timer=setInterval(marquee,speed);}
        
        
 function gjurl_onchange(cls) {
            if(document.getElementById (cls).value!="0")
                window.open (document.getElementById (cls).value);
            
                }
////////////////////////////////////