var cestaAccordion = null;

window.addEvent('domready', function() {
    if($chk($('body-cestapitanja'))) {
        cestaAccordion = new Accordion($$('.copy-content h3'), $$(".copy-content div"), {
            show: -1
        });
    }
});

window.addEvent('load', function() {

    $$('.header img').fade('hide').setStyle('display', 'block');
    $$('.header img')[0].fade('show');

    var idx = 0;
    var maxIdx = $$('.header img').length;
    function show() {
        $$('.header img')[idx].fade('out');
        if(idx == maxIdx-1) idx = 0;
        else idx+=1;
        $$('.header img')[idx].fade('in');
    }

    show.periodical(6000);

    if(cestaAccordion) {
        cestaAccordion.display.delay(1000, cestaAccordion, [0]);
    }

	if($('slideshow')) {
		var slideshow = $('slideshow');
		slideshow.getParent().getElements('.button').fade('hide').setStyle('display', 'block').fade('in');
		var slideImages = slideshow.getElements('img');
		slideImages.each(function(el) {
			el.setStyles({
				'position': 'absolute',
				'left': '0', 'top': '0'
			}).fade('hide');
		});
		slideshow.getElement('img').addClass('current').fade('show');
		
		var idxs = 0; var max = slideImages.length;
		var prevB = slideshow.getParent().getElement('.prev-button');
		var nextB = slideshow.getParent().getElement('.next-button');
		prevB.addEvent('click', function(ev) {
			ev.stop();
			slideImages[idxs].fade('out');
			if(idxs == 0) idxs = max-1;
			else idxs = idxs-1;
			slideImages[idxs].fade('in');
		});
		nextB.addEvent('click', function(ev) {
			ev.stop();
			slideImages[idxs].fade('out');
			if(idxs == max-1) idxs = 0;
			else idxs = idxs + 1;
			slideImages[idxs].fade('in');
		});
	}
});