window.onload = function(){ setInterval(nextSlide, 5000); } let slideNumber = 0; const prevSlide = () =>{ const slides = document.getElementsByClassName('slides'); const slider = document.getElementById("verua-slider"); const currentSlide = slider.getElementsByClassName('current'); currentSlide[0].classList.remove("current"); if(slideNumber == 0){ slideNumber = slides.length-1; } else{ slideNumber = slideNumber-1; } slides[slideNumber].classList.add("current"); } const nextSlide = () =>{ const slides = document.getElementsByClassName('slides'); const slider = document.getElementById("verua-slider"); const currentSlide = slider.getElementsByClassName('current'); currentSlide[0].classList.remove("current"); if(slideNumber == (slides.length-1)){ slideNumber = 0; } else{ slideNumber = slideNumber+1; } slides[slideNumber].classList.add("current"); }