function GetXmlHttpObject(){
	if (window.XMLHttpRequest){
		// code for IE7+, Firefox, Chrome, Opera, Safari
		return new XMLHttpRequest();
	}
	if (window.ActiveXObject){
		// code for IE6, IE5
		return new ActiveXObject("Microsoft.XMLHTTP");
	}
	alert ("Your browser does not support XMLHTTP!");
	return null;
}
function ajaxpage(url, containerid){
	obj = GetXmlHttpObject();
	obj.open("GET",url,true);
	obj.send(null);
	obj.onreadystatechange=function(){
		if (obj.readyState==1){
			document.getElementById(containerid).innerHTML="";
		}
		if (obj.readyState==4){
			document.getElementById(containerid).innerHTML=obj.responseText;
		}
	}
}