var xmlDoc;
var colActivities = new CCollection();
var colMyActivity = new CCollection();

function loadXML(){
//load xml file
// code for IE
	if (window.ActiveXObject){
		xmlDoc = new ActiveXObject("Microsoft.XMLDOM");
		xmlDoc.async=false;
		xmlDoc.load("data/activity.xml");
		
		getDataCollection();
	}else if (document.implementation && document.implementation.createDocument){// code for Mozilla, etc.
		xmlDoc= document.implementation.createDocument("","",null);
		xmlDoc.load("data/activity.xml");
		xmlDoc.onload=getDataCollection;
		xmlDoc.onload;
		
	}else{
		alert('Your browser does not support xmlparse.js');
	}
}

function getDataCollection()
{
	for(i=0; i < xmlDoc.getElementsByTagName('activity').length; i++){
		var objActivity = new CActivity();
		objActivity.option = xmlDoc.getElementsByTagName("activity").item(i).getAttribute('label');
		objActivity.value = xmlDoc.getElementsByTagName("activity").item(i).getAttribute('value');
		objActivity.calories = xmlDoc.getElementsByTagName("activity").item(i).getAttribute('calories');
		var idx = colActivities.Add(objActivity.value,objActivity)
	}
}

loadXML();