window.addEvent('domready', function(){

	$('provincia_av').addEvent('change', function(e) {
		e = new Event(e).stop();
	 	var id = $('provincia_av').getValue();
		if (true) {
			var url = "/scripts/ajax_server_answering_machine.php?o=mtalfn_moo_combo_poblaciones&id="+id;
		/**
		 * The simple way for an Ajax request, use onRequest/onComplete/onFailure
		 * to do add your own Ajax depended code.
		 */
		 	$('ajax_poblacion').empty().addClass('ajax_loading');
			new Ajax(url, {
				method: 'get',
				update: $('ajax_poblacion'),
				onComplete: function(){
                            $('ajax_poblacion').removeClass('ajax_loading');
                        }				
			}).request();
		} else {
		
		}
	});

});