var slideIndex = 0;
      showSlides();
      
      function showSlides() {
        var i;
        var slides = document.getElementsByClassName("mySlides");
        for (i = 0; i < slides.length; i++) {
          slides[i].style.display = "none"; 
        }
        slideIndex++;
        if (slideIndex > slides.length) {slideIndex = 1} 
        slides[slideIndex-1].style.display = "block"; 
        setTimeout(showSlides, 2000); // Change image every 2 seconds
      
      }