$(document).ready(function() {
    $('.email_signup_widget').each(function(){
        var signup_container = $(this);
        var campaign = signup_container.attr('title');
        signup_container.append('<label for="id_email">Email: </label>');
        signup_container.append('<input id="id_email" type="text" maxlength="75" name="email" />');
        signup_container.append('<input type="submit" value="Sign up" />');
        signup_container.find('[type=submit]').click(function(){
            var email = $(this).siblings('#id_email').val();
            signup_container.find('.error').remove();
            $.post('/email_signup/add/', {email: email, campaign: campaign}, function(data){
                if (data.success == 'true') {
                    signup_container.html('<span class="success">' + data.response + '</span>');
                } else {
                    signup_container.append('<span class="error">' + data.response + '</span>');
                };
            }, 'json');
        });
    });
});