兼容IE和firefox 操作XML的 javascript

<script type="text/javascript">


var xmlDoc


function loadXML()


{


//load xml file


// code for IE


if (window.ActiveXObject)


  {


  xmlDoc = new ActiveXObject("Microsoft.XMLDOM");


  xmlDoc.async=false;


  xmlDoc.load

("note.xml");


  getmessage()


  }


// code for Mozilla, etc.


else if (document.implementation &&


document.implementation.createDocument)


  {


  xmlDoc= document.implementation.createDocument("","",null);


  xmlDoc.load

("note.xml");


  xmlDoc.onload=getmessage


  }


else


  {


  alert('Your browser cannot handle this script');


  }


}

function getmessage()


{


document.getElementById("to").innerHTML=


xmlDoc.getElementsByTagName("to")[0].firstChild.nodeValue


document.getElementById("from").innerHTML=


xmlDoc.getElementsByTagName("from")[0].firstChild.nodeValue


document.getElementById("message").innerHTML=


xmlDoc.getElementsByTagName("body")[0].firstChild.nodeValue


}


</script>