function mzAjax(task, dsn)
{
	var myDIV = $('merkzettel');
	
	myDIV.addClass('ajax-loading');
	
	var URL = "http://"+document.domain+"/merkzettel.php?task="+task+"&dsn="+dsn;
	
	new Ajax(URL, {
		method: 'get',
		update: myDIV,
		onComplete: function(){
			myDIV.removeClass('ajax-loading');
		}
	}).request();
}