function pfeil(pfeil)
{
	var dir_golf = '';
	check = document.getElementById(pfeil).src;
	if(check.indexOf('close') == -1){
		document.getElementById(pfeil).src = dir_golf + '/img/navbuttonclose.gif';
		document.getElementById(pfeil).title = "Kategorie schließen";
	}else{
	document.getElementById(pfeil).src = dir_golf + '/img/navbuttonopen.gif';
		document.getElementById(pfeil).title = "Kategorie öffnen";
	}
}

function golf_nav(nid, pfeil)
{
	var browser = navigator.appName;

	if (browser == "Microsoft Internet Explorer") {
		xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
	} else {
		xmlHttp = new XMLHttpRequest();
	}

	check = document.getElementById(pfeil).src;
	if (check.indexOf('close') == -1) {
		status = "open";
	} else {
		status = "close";
	}

	wert = 'nid='+nid+'&status='+status;

	if (xmlHttp) {
		xmlHttp.open('GET', 'golf_nav.php?nav_action=save&' + wert, true);
		//xmlHttp.onreadystatechange = responsefkt; // no response needed here
		xmlHttp.send(null);
	}

}