base.buildNavigation = function() {

            if (base.options.buildNavigation && (base.pages > 1)) {
                base.$items.filter(':not(.cloned)').each(function(i,el) {
                    var index = i + 1,
                        klass = ((index == 1) ? 'first' : '') + ((index == base.pages) ? 'last' : ''),
                        $a = $('<a href="#"></a>').addClass('panel' + index).wrap('<li class="' + klass + '" />');
                    base.$nav.append($a.parent()); // use $a.parent() so IE will add <li> instead of only the <a> to the <ul>

                    // If a formatter function is present, use it
                    if ($.isFunction(base.options.navigationFormatter)) {
                        var tmp = base.options.navigationFormatter(index, $(this));
                        $a.html(tmp);
                        // Add formatting to title attribute if text is hidden
                        if (parseInt($a.css('text-indent'),10) < 0) { $a.addClass(base.options.tooltipClass).attr('title', tmp); }
                    } else {
                        $a.text(index);
                    }

                    $a.bind(base.options.clickControls, function(e) {
                        if (!base.flag && base.options.enableNavigation) {
                            // prevent running functions twice (once for click, second time for focusin)
                            base.flag = true; setTimeout(function(){ base.flag = false; }, 100);
                            base.gotoPage(index);
                            if (base.options.hashTags) { base.setHash(index); }
                        }
                        e.preventDefault();
                    });
                });
            }
        };