function setOnOff(controller, recordId, fieldname, ikonkaId, urlPrefix) {
	var url = urlPrefix+controller+"/setOnOff/"+recordId+"/"+fieldname;
	alert(url);
	advAJAX.get({
		unique: false,
		url: url,
		onSuccess : function(obj) { 
			var ikonka 	= document.getElementById(ikonkaId);
			var record	= document.getElementById('pole-rekord-id-'+recordId);
			if(obj.responseText == 1) {
				//alert('Włączyłeś kategorie.');
				ikonka.src = "/images/admin/16-em-check.png";
			} else {
				//alert('Wyłączyłeś kategorie');
				ikonka.src = "/images/admin/16-em-cross.png";
			}
			new Effect.Highlight(record, {startcolor:'#f76600', endcolor:'#ffffff', duration: 1.2});
		},
		onError : function(obj) { alert("Error: " + obj.status); }
	});
}