function ajaxform(url, callback) {
	IE='\v'=='v';
	var request = IE ? new ActiveXObject("Microsoft.XMLHTTP") : new XMLHttpRequest();
	
	request.onreadystatechange = function() {
		if (request.readyState == 4) {
			callback(request.responseText);
		}
	}
	request.open("GET", url + "?stamp=" + new Date().getTime(), true);
	request.send(null);
}