$(document).ready (function (){

	$("#selProvincia").change (function (){
		$.post("getAjaxTowns.html", {"state": $("#selProvincia").val ()},
		   function(data){
		     var options = '<option value="0">Selecciona...</option>';
		     data = data.towns;
		     $.each (data, function (index, data){
		     	options += '<option value="'+data.id+'">'+data.name+'</option>';
		     });
		     $("#selPoblacion").html(options);
		     $("#poblacionDiv").css ('display', 'block');
		   }, "json");
	});
});