let slideIndex = 1;
showSlides(slideIndex);

function buttonSlides(n) {
  showSlide(slideIndex += n);
  document.write("showSlide Executed");
}

function currentSlide(n) {
  if (n>0)
  {showSlides(slideIndex = n);}
  if(n=-1)
  {showSlide(slideIndex = 2);}
  if(n=-2)
  {showSlide(slideIndex = 1);
  document.write("eat my ass")}
}

function showSlides(n) {
  let i;
  let slides = document.getElementsByClassName("mySlides");
  let 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";
  
}
document.getElementById("next").addEventListener("click", buttonSlides(1))