$slideshow = {
	context: false,
	tabs: false,
	timeout: 7000, 
	slideSpeed: 1000, 
	tabSpeed: 1000, 
	fx: 'fade',
    
    init: function() {
        this.context = $('#slideshow');
        this.tabs = $('ul.slides-nav ol', this.context);
        this.tabs.remove();
        this.prepareSlideshow();
    },
    
    prepareSlideshow: function() {
        $('div.slides > ul', $slideshow.context).cycle({
            fx: $slideshow.fx,
            timeout: $slideshow.timeout,
            speed: $slideshow.slideSpeed,
            fastOnEvent: $slideshow.tabSpeed,
            pager: $('ul.slides-nav', $slideshow.context),
            pagerAnchorBuilder: $slideshow.prepareTabs,
            before: $slideshow.activateTab,
            pauseOnPagerHover: true,
            pause: true
        });            
    },
    
    prepareTabs: function(i, slide) {
        return $slideshow.tabs.eq(i);
    },
    activateTab: function(currentSlide, nextSlide) {
        var activeTab = $('a[href="#' + nextSlide.id + '"]', $slideshow.context);
        if(activeTab.length) {
            $slideshow.tabs.removeClass('on');
            activeTab.parent().addClass('on');
        }            
    }            
};
$(function() {
    $('body').addClass('js');
    $slideshow.init();
});