function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}


var main_menu =2;
var timer;
function show_menu(id) {
	 clearTimeout(timer);
     for (k=1;k<=2;k++){
      if(id==k){
	  document.getElementById("menu" + id).style.display= "";
		  }else{
	  document.getElementById("menu" + k).style.display="none";
	  }
	 }}
function hide_menu1(id) {
	 document.getElementById("menu" + id).style.display="none";
}

function hide_menu(id) {
	  document.getElementById("menu" + id).style.display="none";
	 timer=setTimeout("f_menu("+id+")",200);
}
function f_menu(id) {
	 document.flash.TGotoLabel('button'+id+'','s2');
}

function SetLinkNum() {
	GetLinkNum();
}


var xmlhttp = getHTTPObject();

function handleHttpResponse(){
if(xmlhttp.readyState == 4){
if(xmlhttp.status == 200){
var adddiv="";
var xmlDocument = xmlhttp.responseXML;
var items = xmlDocument.getElementsByTagName('EnviLink');
for(var i = 1;i < items.length;i++){
adddiv=adddiv+"<div id='img"+i+"' style='position:absolute;z-index:1;";
if(i==items.length-1){
adddiv=adddiv+"filter:alpha(opacity=100);-moz-opacity:1;"
}else{
adddiv=adddiv+"filter:alpha(opacity=0);-moz-opacity:0;display:none;"
}
adddiv=adddiv+"'><img src='common/img/link_img"+i+".png' border=0></div>\n";
}
document.getElementById('link_pic').innerHTML=adddiv;
} else {
	alert("您所請求的頁面有異常。");
}
}
}

function handleHttpGet(){
if(xmlhttp.readyState == 4){
if(xmlhttp.status == 200){
var xmlDocument = xmlhttp.responseXML;
var items = xmlDocument.getElementsByTagName('EnviLink');
c_num=items.length-1;
LoadLink();
} else {
	alert("您所請求的頁面有異常。");
	}
	}
return c_num;
}

 function LoadLink(){
 //document.getElementById('link_pic').innerHTML="<div style='margin:200px 0px 0px 0px; text-align:center;'>正在讀取數據庫...</div>";
 xmlhttp.open("GET","Link.xml",true);
 xmlhttp.onreadystatechange = handleHttpResponse;
 xmlhttp.send(null); 
 }

 function GetLinkNum(){
 xmlhttp.open("GET","Link.xml",true);
 xmlhttp.onreadystatechange = handleHttpGet;
 xmlhttp.send(null);
 }
 
function getHTTPObject(){
 var xmlhttp =false; 
 
if(window.XMLHttpRequest)
{
xmlhttp = new XMLHttpRequest();
if(xmlhttp.overrideMimeType)
{
xmlhttp.overrideMimeType('text/xml');
}
}
else{
    // assume IE6 or older
    var XmlHttpVersions = new Array("MSXML2.XMLHTTP.6.0",
                                    "MSXML2.XMLHTTP.5.0",
                                    "MSXML2.XMLHTTP.4.0",
                                    "MSXML2.XMLHTTP.3.0",
                                    "MSXML2.XMLHTTP",
                                    "Microsoft.XMLHTTP");
    // try every prog id until one works
    for (var i=0; i<XmlHttpVersions.length && !xmlhttp; i++) 
    {
      try 
      { 
        // try to create XMLHttpRequest object
        xmlhttp = new ActiveXObject(XmlHttpVersions[i]);
      } 
      catch (e) {}
    }
 } 
 return xmlhttp;
 }