使用javascript从xml文件中检索元素的属性

<resultsPage status="ok">
      <results>
        <artist displayName="someName">
           <identifier eventsHref="somelink">
           </identifier>
           <identifier eventsHref="somelink">
           </identifier>

        </artist> 
        <artist displayName="someName">
           <identifier eventsHref="someName">
           </identifier>
        </artist> 
        <artist someattributes>
        </artist> 
      </results>
</resultsPage>
<resultsPage status="ok">
      <results>