Code for StackOverflow question (http://stackoverflow.com/questions/20063968/xml-get-attributes-javascript-doesnt-work-on-childnodes) - xml get attributes javascript doesn't work on childNodes

gistfile1.txt

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","maps/kmap.svg",false);
xmlhttp.send();
xmlDoc=xmlhttp.responseXML;

console.log('-------path method----------');
var node = xmlDoc.getElementById('g67');
console.log(node);

for(var i = 0; i < node.getElementsByTagName('path').length; ++i) {
    console.log(node.getElementsByTagName('path')[i].getAttribute('d'));
}
console.log('-----------------');

console.log('--------child method---------');
var node = xmlDoc.getElementById('g67');
console.log(node);

for(var i = 0; i < node.childNodes.length; ++i) {
    console.log(node.childNodes[i].getAttribute('d'));
}
console.log('-----------------');