function getHTTPObject() {
	var xhr = false;
	if (window.ActiveXObject) {
		try {
			xhr = new ActiveXObject("Msxml2.XMLHTTP");
		} catch(e) {
			try {
				xhr = new ActiveXObject("Microsoft.XMLHTTP");
			} catch(e) {
				xhr = false;
			}
		}
	} else if (window.XMLHttpRequest) {
		try {
			xhr = new XMLHttpRequest();
		} catch(e) {
			xhr = false;
		}
	}
	return xhr;
}

function grabFile(file) {
	var request = getHTTPObject();
	if (request) {
		request.onreadystatechange = function() {
			parseResponse(request);
		};
		request.open( "GET", file, true );
		request.send(null);
	}
}

function parseResponse(request) {
	if (request.readyState == 4) {
		if (request.status == 200) {

			var canvas = document.getElementById("container");
			emptyElement(canvas);

			var data = request.responseXML;

			var name = data.getElementsByTagName("name")[0].firstChild.nodeValue;
			var email = data.getElementsByTagName("email")[0].firstChild.nodeValue;
			var website = data.getElementsByTagName("website")[0].firstChild.nodeValue;

			var header = document.createElement("h2");
			var mailto = document.createElement("a");
			mailto.setAttribute("href","mailto:"+email);
			var text = document.createTextNode(name);
			mailto.appendChild(text);
			header.appendChild(mailto);
			canvas.appendChild(header);

			var link = document.createElement("a");
			link.setAttribute("href",website);
			var linktext = document.createTextNode(website);
			link.appendChild(linktext);
			canvas.appendChild(link);

		}
	}
}

function emptyElement(element) {
	while (element.hasChildNodes()) {
		element.removeChild(element.lastChild);
	}
}