function buscadorCityReq(idBox) {
	if ($F(idBox) != 0) {
		new Ajax.Request('php/buscadorCitys.php', {
						 parameters: {id: $F(idBox)},
						 onCreate: function() {
								$('ajax_get_list').update('<select name="id_ciudad" id="id_ciudad" disabled="disabled"><option>-------</option></select>');	 
						 },
						 onComplete: function(transp) {
								$('ajax_get_list').update(transp.responseText);
						 }
					 });
	} else $('ajax_get_list').update('<select name="id_ciudad" id="id_ciudad" class="todos" disabled="disabled"><option>-------</option></select>');

}