$(document).ready(function() {
    $('.slideshow').cycle({
		fx: 'fade', // choose your transition type, ex: fade, scrollUp, shuffle, etc...
		timeout: 8000,
		pager: "#nav"
		
	});
	
	
	
	$('#presentation img:first').fadeIn(1000, function() {
										   
		$('#presentation').cycle({ 
			fx:     'scrollHorz', 
			prev:   '#prev', 
			next:   '#next, #presentation', 
			pagerEvent:    'click.cycle',
		    after:   onAfter,
			timeout: 0 
		});
		
	 });	

		
});



function onAfter(curr, next, opts) {
    var index = opts.currSlide;
    $('#prev')[index == 0 ? 'hide' : 'show']();
	$('#next')[index == 0 ? 'hide' : 'show']();
  //  $('#next')[index == opts.slideCount - 1 ? 'hide' : 'show']();
}