/**
* Copyright 2009 John Nye. 
* Support: support@johnnye.net
* A Custom snippet for MODX and Campaign Monitor
*
**/
function cmAddSub(evnt){
	//alert("function ajax started");
	var xmlhttp;
	var email = encodeURIComponent(document.getElementById('newsletterEmail').value);
	var name = encodeURIComponent(document.getElementById('newsletterName').value);
	var url = "./assets/snippets/cmMODx/cmAdd.php?cm-email=" + email+"&cm-name="+name;
	if (window.XMLHttpRequest){
  		// code for IE7+, Firefox, Chrome, Opera, Safari
  		xmlhttp=new XMLHttpRequest();
  	}else if (window.ActiveXObject){
  		// code for IE6, IE5
  		xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
  	}else{
  		alert("Your browser does not support XMLHTTP!");
  	}
	xmlhttp.onreadystatechange=function(){
		if(xmlhttp.readyState==4){
			//alert(xmlhttp.responseText);
			document.getElementById('newsletter-error').innerHTML=xmlhttp.responseText;
			document.getElementById('newsletter-error').style.visibility = 'visible';
			//document.getElementBy
			if (xmlhttp.responseText =="Thank you for signing up"){
				document.getElementById('newsletter-form').innerHTML=xmlhttp.responseText;
			}
		}
	};
	xmlhttp.open("GET",url,true);
	xmlhttp.send(null);
	if (evnt && evnt.preventDefault)
		evnt.preventDefault();
	return false;
}
//make surethat this uses ajax where possible 
window.onload=function(){
	if (screenIE()) return;
}
//olderIE checker
function screenIE(){
	if(navigator.appName == "Microsoft Internet Explorer"){
		msie = navigator.appVersion.split("MSIE");
		version = parseFloat(mise[1]);
		if(version >= 6) return false;	
	}else return false;
	return true;
}