Recuperar Xml

-html>
-head>
-script type="java/script">
function pegaxml(){
var objhttp=newactioneobject("microsoft........")
objhttp.open("get","http://....")
objhttp.send()
docum..... .. responsetext;
}
-/script>
-/head>
-body onload="pegaxml()">
-/body>
-/html>