function schrift(stufe) {
		
	function ausgeben() {
		if (http.readyState == 4) {
			fertig = http.responseText;
			location.reload();
		}
	}
	
	var http = null;
	if (window.XMLHttpRequest) {
		http = new XMLHttpRequest();
	} else if (window.ActiveXObject) {
		http = new ActiveXObject("Microsoft.XMLHTTP");
	}
	if (http != null) {
		http.open("GET", "ajax_schrift_cookie.php?schrift=" + stufe, true);
		http.onreadystatechange = ausgeben;
		http.send(null);
	}
}