<script language="JavaScript">
file://-----global var define -------
var ItemNo=0; file://how many Items born and die
var objDom = new ActiveXObject("MSXML.DOMDocument"); file://define a DOM object
objDom.async=false;
var objRoot = objDom.createElement("EPR"); file://create the root "EPR"
objDom.appendChild(objRoot)
var xmlHTTP = new ActiveXObject("Microsoft.XMLHTTP"); file://create the XMLHTTP object for Save XML without Refrsh Page 

file://-------add a new node----------
function add()
{
ItemNo++;
var ItemSec=document.all.addItem.children.length; // how many alive Items
ItemSec++; 

var objField = objDom.createElement("Item") file://create node "EPR-->Item"
objDom.documentElement.appendChild(objField);

curnode=objDom.documentElement.lastChild; file://look for last added node
var namedNodeMap =curnode.attributes; 

var objattID = objDom.createAttribute("ItemNo"); file://add attribute "ItemNo "
objattID.text =ItemNo
namedNodeMap.setNamedItem(objattID); 

var objattID = objDom.createElement("Name") file://create node "EPR-->Item-->name"
objattID.text=document.formItem.ItemName.value
curnode.appendChild(objattID)
document.formItem.ItemName.value=""; 

var objattID = objDom.createElement("Mount") file://create node "EPR-->Item-->Mount"
objattID.text=document.formItem.Mount.value
curnode.appendChild(objattID)
document.formItem.Mount.value="" 

var objattID = objDom.createElement("Spec") file://create node "EPR-->Item-->Spec"
objattID.text=document.formItem.Spec.value
curnode.appendChild(objattID)
document.formItem.Spec.value="" 

var objattID = objDom.createElement("price") file://create node "EPR-->Item-->Price"
objattID.text=document.formItem.price.value
curnode.appendChild(objattID)
document.formItem.price.value="" 

saveXML(); file://save in Server with ASP