Club Drupal

(function($) {

  // Re-enable form elements that are disabled for non-ajax situations.

  Drupal.behaviors.pollfield = {

    attach: function() {

            var field_name=$('input.pollfield-more-choice-button').attr('name');

            var number_of_choices = 0;

            $('.'+field_name+'-pollfield-choices').each(function(){

                    number_of_choices++;

            });

            console.log(number_of_choices);

            $('input.pollfield-more-choice-button').click(function(event){

                    var field_name=$(this).attr('name');

                    var number_of_choices = 0;

                $('.'+field_name+'-pollfield-choices').each(function(){

                        number_of_choices++;

                });

                    var choice_id = new String;

                    choice_id = field_name+'-0';

                    var choice = $('#'+choice_id);

                    var new_choice = choice.clone();

                    new_choice.children().children().children('input').val('');

                    new_choice.attr('id',field_name+'-'+number_of_choices);

                    //change input name

                    new_choice.children().children().children('input').each(function(){

                            var name=String;

                        name = $(this).attr('name');

                        var new_name=name.replace('[group][0]','[group]['+number_of_choices+']');

                        $(this).attr('name',new_name);

                        var id=String;

                        id=$(this).attr('id');

                        var new_id = id.replace('group-0','group-'+number_of_choices);

                        $(this).attr('id',new_id);

                    })

                    //change label for

                    new_choice.children().children().children('label').each(function(){

                            var for_name=String;

                            for_name = $(this).attr('for');

                        var new_for_name=for_name.replace('group-0','group-'+number_of_choices);

                        $(this).attr('for',new_for_name);

                    })

                    number_of_choices++;

                    new_choice.children().children().children('em').text(number_of_choices);

                    $(this).before(new_choice);

                    event.preventDefault();

            })

    }

  };

})(jQuery);