$.fn.odropdown = function(options) {

    var default_settings = {
        placeholder : 'span',
        placeholder_text : '',
        selected_index : 0
    };

    var settings = $.extend( {}, default_settings, options );

    return this.each(function() {
        var $this = $(this);
        var $list = $this.find('ul');
        var selected_index = settings.selected_index;
        var $placeholder = $this.find(settings.placeholder);

        if (settings.placeholder_text.length) {
            $placeholder.text(settings.placeholder_text);
        }

        // Prepare Form / input selection
        var $input = $('input[name="' + $list.attr('data-target') + '"]');
        var $form = $this.parents('form');

        // Check if the form exist
        if ($form.length) {
            if (!$input.length) {
                $input = $('<input type="hidden" name="' + $list.attr('data-target') + '" value="" />');
                $input.appendTo($form);
            }
        }

        $this.on('click', function(event){
            $(this).toggleClass('active');
            return false;
        });

        $list.find('li').on('click',function(e){
            var $li = $(this);
            selected_index = $li.index();
            $placeholder.text($li.text());


            if ($input) {
                $input.attr('value', $li.attr('data-id'));

                // Trigger some events
                $input.trigger('change');
                $input.trigger('click');

                // Turn back off list
                $this.toggleClass('active');
            }
        });
    });
};