function FrontEnd() {
	this.ajaxUpdate = function(model,id,field,value,reloadPage) {
		$.post('/utility/ajaxUpdate',{model:model,field:field,id:id,value:value},function(data) {
			if (data) {
				alert(data);
				return;
			}
			if (reloadPage)
				document.location.reload();
		});
	}
}