W3.CSS .mySlides {display:none;} ❮ ❯ var slideIndex = 1; showDivs(slideIndex); function plusDivs(n) { showDivs(slideIndex += n); } function showDivs(n) { var i; var x = document.getElementsByClassName("mySlides"); if (n x.length) {slideIndex = 1} if (n
