jQuery: Leer XML

$.ajax({
   url: "programas.xml",
   dataType: "xml",
   success: function(xmlResponse) {   
   
    var data = $("programa", xmlResponse).map(function() {
     return {
      value: $("name", this).text(),
      url: $("url", this).text()
     };
    }).get();
    
    //data viene ordenada
    
    //alert(data);    
    
    $(".search1").autocomplete({
     source: data,
     minLength: 0,
     select: function(event, ui) {
      //log(ui.item ? ("Selected: " + ui.item.value + ", geonameId: " + ui.item.id) : "Nothing selected, input was " + this.value);
      alert(ui.item.url);
      //window.location = ui.item.url;
     }
    });
    
   }
  });

El XML:

<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<geonames style="MEDIUM">
<totalResultsCount>6987</totalResultsCount>

<programa>
    <name>India</name>
    <url>india.html</url>
</programa>

<programa>
    <name>Cuna de Lobos</name>
    <url>cunadelobos.html</url>
</programa>

<programa>
    <name>Detras del Saber</name>
    <url>detrasdelsaber.html</url>
</programa>


</geonames>