function ad_acn (id) {

	var base = '//www.prisma-server.de/adserver/101_prismaverlag/www/delivery/ajs.php';
	var path = (location.protocol=='https:' ? 'https:' : 'http:') + base;

	var args=[];

	args.push ('zoneid='+escape(id));
	args.push ('cb='+Math.floor(Math.random()*99999999999));

	if (!document.MAX_used) document.MAX_used = ',';
	if (document.MAX_used != ',') {
		args.push ('exclude='+escape(document.MAX_used));
	}

	if (document.charset) {
		args.push ('charset='+escape(document.charset));
	} else if (document.characterSet) {
		args.push ('charset='+escape(document.characterSet));
	}

	args.push ('loc='+escape(window.location));

	if (document.referrer)	args.push ('referer='+escape(document.referrer));
	if (document.context)	args.push ('context='+escape(document.context));
	if (document.mmm_fo)	args.push ('mmm_fo=1');

	var url = path + '?' + args.join('&');

	document.write ('<scr'+'ipt type="text/javascript" src="'+url+'"><'+'/scr'+'ipt>\n');
}