Slideshow - nächstes bilder bei "klick" neu laden

var d=new Date();
...
[Code]+d.getTime());

var slideIndex = 1;
showSlides(slideIndex);

function plusSlides(n) {
  showSlides(slideIndex += n);
}

function currentSlide(n) {
  showSlides(slideIndex = n);
}

function showSlides(n) {
  var i;
  var slides = document.getElementsByClassName("mySlides");  
  var dots = document.getElementsByClassName("dot");  
  if (n > slides.length) {slideIndex = 1} 
  if (n < 1) {slideIndex = slides.length}
  for (i = 0; i < slides.length; i++) {
      slides[i].style.display = "none";   
  }
  for (i = 0; i < dots.length; i++) {
      dots[i].className = dots[i].className.replace(" active", "");  
  }
  slides[slideIndex-1].style.display = "block";   
  dots[slideIndex-1].className += " active";  
}