// Place your application-specific JavaScript functions and classes here
// This file is automatically included by javascript_include_tag("defaults")
showLoader = function() {
    Element.show('indicator');
    Element.update('indicator', 'Carregando...');
}

hideLoader = function() {
    Element.update('indicator', '');
    Element.hide('indicator');
}

Ajax.Responders.register({
    onCreate: showLoader,
    onLoaded: hideLoader,
    onFailure: function(t) {
        alert('Erro ao carregar conteúdo')
    },
    onComplete: hideLoader
});