function newXmlHttp(){
	var xmlhttp = false;

	try{
		xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
	}catch(e){
		try{
			xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
		}catch(e){
		xmlhttp = false;
		}
	}

	if(!xmlhttp && document.createElement){
		xmlhttp = new XMLHttpRequest();
	}
	return xmlhttp;
}