var Ajax = new Object();

Ajax.Request = function(url, callbackMethod){
	Ajax.request = Ajax.createRequestObject();
	Ajax.request.onreadystatechange = callbackMethod;
	Ajax.request.open("GET", url, true);
	Ajax.request.send(url);
}

Ajax.createRequestObject = function(){
	var obj;
	if(window.XMLHttpRequest){
		obj = new XMLHttpRequest();
	}
	else if(window.ActiveXObject){
		try{
			obj = new ActiveXObject("MSXML2.XMLHTTP");
		}catch(e){
			try{
				obj = new ActiveXObject("Microsoft.XMLHTTP");
			}
			catch(e){
				alert('browser is broken');
				return false;
			}
		}
	}
	return obj;
}

Ajax.CheckReadyState = function(obj){
	if(obj.readyState == 0) { document.getElementById('loading').innerHTML = "Sending Request..."; }
	if(obj.readyState == 1) { document.getElementById('loading').innerHTML = "Loading..."; }
	if(obj.readyState == 2) { document.getElementById('loading').innerHTML = "Loading..."; }
	if(obj.readyState == 3) { document.getElementById('loading').innerHTML = "Loading..."; }
	if(obj.readyState == 4)
	{
		if(obj.status == 200)
		{
			return true;
		}
	}
}