$(document).ready(function() {
    $('.slideshow').cycle({
        timeoutFn: calculateTimeout,
//		timeout: 2000,
		speed: 1500,
		fx: 'fade'
	});
});

function calculateTimeout(currElement, nextElement, opts, isForward) { 
    var index = opts.currSlide; 
 	var out = 2500;
	if (index > 2) out = 1; 
	if (index == 3) window.location.href = "/cz/o-slavnostech/1/"; 
    return out; 
}