<!--首頁-->
function indexhome(lan){
 var xmlHttp;
 var url='../ajax/productleft.php?lan='+lan;
 if (window.ActiveXObject) { 
  xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
 } 
 else if (window.XMLHttpRequest) { 
  xmlHttp = new XMLHttpRequest();
 } 
 
 xmlHttp.onreadystatechange = function(){
  if(xmlHttp.readyState == 4){
   document.getElementById('productleft').innerHTML = xmlHttp.responseText;
  }
 }

 xmlHttp.open("GET",url,true);
 xmlHttp.send(null);
}
<!--首頁結束-->

<!--首頁產品-->
function productindex(lan){
 var xmlHttp;
 var url='../ajax/productindex.php?lan='+lan;
 if (window.ActiveXObject) { 
  xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
 } 
 else if (window.XMLHttpRequest) { 
  xmlHttp = new XMLHttpRequest();
 } 
 
 xmlHttp.onreadystatechange = function(){
  if(xmlHttp.readyState == 4){
   document.getElementById('productindex').innerHTML = xmlHttp.responseText;
  }
 }

 xmlHttp.open("GET",url,true);
 xmlHttp.send(null);
}
<!--首頁產品結束-->
<!--首頁-->
function indexhomeen(lan){
 var xmlHttp;
 var url='ajax/productleften.php?lan='+lan;
 if (window.ActiveXObject) { 
  xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
 } 
 else if (window.XMLHttpRequest) { 
  xmlHttp = new XMLHttpRequest();
 } 
 
 xmlHttp.onreadystatechange = function(){
  if(xmlHttp.readyState == 4){
   document.getElementById('productleft').innerHTML = xmlHttp.responseText;
  }
 }

 xmlHttp.open("GET",url,true);
 xmlHttp.send(null);
}
<!--首頁結束-->
<!--首頁產品-->
function productindexen(lan){
 var xmlHttp;
 var url='ajax/productindexen.php?lan='+lan;
 if (window.ActiveXObject) { 
  xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
 } 
 else if (window.XMLHttpRequest) { 
  xmlHttp = new XMLHttpRequest();
 } 
 
 xmlHttp.onreadystatechange = function(){
  if(xmlHttp.readyState == 4){
   document.getElementById('productindex').innerHTML = xmlHttp.responseText;
  }
 }

 xmlHttp.open("GET",url,true);
 xmlHttp.send(null);
}
<!--首頁產品結束-->