function isdefined( variable)
{
    return (typeof(window[variable]) == "undefined")?  false: true;
}

$(function() {
  if(isdefined('news_rychlost')) {
	$(".newsticker-jcarousellite").jCarouselLite({
		vertical: true,
		hoverPause:true,
		visible: 3,
		auto:news_rychlost,
		speed:1500
	});
	}
	
  if(isdefined('fotov_rychlost')) {
 	$(".bcarouselvertical").jCarouselLite({
  	vertical: true,
  	hoverPause:true,
  	visible: 1,
		auto:fotov_rychlost,
    speed:1500,
    btnNext: ".bvertical .next",
    btnPrev: ".bvertical .back"
  });
  }

  if(isdefined('fotoh_rychlost')) {
	$(".bcarouselhorizontal").jCarouselLite({
  	vertical: false,
    hoverPause:true,
 		visible: 4.7,
    auto:fotoh_rychlost,
  	speed:1500,
  	scroll:1,
  	btnNext: ".bhorizontal .next",
    btnPrev: ".bhorizontal .back"
  });
  }
});