前端代码在线执行—

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"> 
<title>迹忆客(jiyik.com)</title>
</head>
<script>
if (window.XMLHttpRequest)
  {// code for IE7+, Firefox, Chrome, Opera, Safari
  xmlhttp=new XMLHttpRequest();
  }
else
  {// code for IE6, IE5
  xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
  }
xmlhttp.open("GET","/demo_source/xml/cd_catalog.xml",false);
xmlhttp.send();
xmlDoc=xmlhttp.responseXML; 
x=xmlDoc.getElementsByTagName("CD");

function displayCDInfo(i)
{
artist=(x[i].getElementsByTagName("ARTIST")[0].childNodes[0].nodeValue);
title=(x[i].getElementsByTagName("TITLE")[0].childNodes[0].nodeValue);
year=(x[i].getElementsByTagName("YEAR")[0].childNodes[0].nodeValue);
country=(x[i].getElementsByTagName("COUNTRY")[0].childNodes[0].nodeValue);
company=(x[i].getElementsByTagName("COMPANY")[0].childNodes[0].nodeValue);
price=(x[i].getElementsByTagName("PRICE")[0].childNodes[0].nodeValue);
txt="Artist: "+artist+"<br>Title: "+title+"<br>Year: "+year+"<br>Country: "+country+"<br>Company: "+company+"<br>Price: "+price  ;
document.getElementById("showCD").innerHTML=txt;
}
</script>
</head>

<body>
<div id='showCD'>Click on a CD to display album information.</div><br>
<script>
document.write("<table border='1'>");
for (var i=0;i<x.length;i++)
  { 
  document.write("<tr onclick='displayCDInfo(" + i + ")'>");
  document.write("<td>");
  document.write(x[i].getElementsByTagName("ARTIST")[0].childNodes[0].nodeValue);
  document.write("</td><td>");
  document.write(x[i].getElementsByTagName("TITLE")[0].childNodes[0].nodeValue);
  document.write("</td></tr>");
  }
document.write("</table>");
</script>

</body>
</html>