javascript读取xml

< script language = javascript >
             var  orderDoc = new  ActiveXObject( " MSXML2.DOMDocument.3.0 " );
            orderDoc.async = false ;
            orderDoc.load( " xml.xml " );
             var  items = orderDoc.selectNodes( " /PolicyList/Policy/PrimaryNo " );
             var  items1 = orderDoc.selectNodes( " /PolicyList/Policy/Insurance " );
             var  PrimaryNo = "" ,Insurance = "" ;
             for ( var  i = 0 ;i < items.length;i ++ )
             ... {
                PrimaryNo=items[i].text;
                Insurance=items1[i].text;
            }
             function  ReadXml(doc,xpath)
             ... {
                var retval="";
                var value=doc.documentElement.selectSingleNode(xpath)
                if(value)retval=value.text;
                return retval;
            }
             </ script >

<? xml version='1.0' encoding='GB2312' ?>
< PolicyList  username ="YLQ" >

< Policy  BusinessLogic ="AddFreightPolicyWeb"   >
<!-- ID值  -->
< PrimaryNo > 20051011 </ PrimaryNo >
<!-- 险种名称  -->
< Insurance > 国内货物运输保险111  </ Insurance >
</ Policy >

< Policy  BusinessLogic ="AddFreightPolicyWeb"   >
<!-- ID值  -->
< PrimaryNo > 20051012 </ PrimaryNo >
<!-- 险种名称  -->
< Insurance > 国内货物运输保险222  </ Insurance >
</ Policy >
</ PolicyList >