jQuery based XML document loading and event handling

HFCXML.js

/**
 * Loads an XML document and broadcasts events on success or failure
 * @author Jay Contonio
 * @constructor
 * @requires jQuery @link http://jquery.com/
 * @param {String} xmlDocument The path to an XML document
 */
var XML = function(xmlDocument)
{
	// Load the XML document, broadcasting an event on success of failure
	var that = this;
	$.ajax({
		type: 		'GET',
		url: 		xmlDocument,
		dataType: 	'xml',
		success: 	that.loadXMLCompleteHandler,
		error: 		that.loadXMLErrorHandler
	});
}

XML.prototype.loadXMLCompleteHandler = function(xmlData)
{
	var successEvent = new jQuery.Event('XML_COMPLETED_LOAD');
	successEvent.xml = xmlData;
	successEvent.path = this.url;
	$(document).trigger(successEvent);
}

XML.prototype.loadXMLErrorHandler = function(error)
{
	throw new Error('XML error: ' + error.statusText);
}