Mine

var xmlHttpfunction openURL(url){	xmlHttp = GetXmlHttpObject()	if (xmlHttp == null) {		alert ("Browser doesn't love AJAX")		return	}	xmlHttp.onreadystatechange = stateChanged	xmlHttp.open("GET", url, true)	xmlHttp.send(null)	while (! (xmlHttp.readyState == 4 || xmlHttp.readyState == "complete" ) {	//Just wait	}	return xmlHttp.responseText;}function GetXmlHttpObject(){	var objXMLHttp = null	if (window.XMLHttpRequest)	{		objXMLHttp = new XMLHttpRequest()	}	else if (window.ActiveXObject)	{		objXMLHttp = new ActiveXObject("Microsoft.XMLHTTP")	}	return objXMLHttp}