<html> <head> <meta charset="UTF-8"> <title></title> </head> <style> * { margin: 0px; padding: 0px; } .stage { 430px; height: 400px; border: 5px solid black; margin: 200px; position: relative; overflow: hidden; } .to-left, .to-right { position: absolute; top: 0px; 50px; height: 400px; background-color: black; color: white; font-size: 30px; text-align: center; line-height: 400px; opacity: 0.3; } .to-left { left: 0px; } .to-right { right: 0px; } .to-left:hover, .to-right:hover { cursor: pointer; opacity: 0.5; } .banner { 2500px; height: 300px; } .items { float: left; 430px; height: 400px; background-color: blanchedalmond; font-size: 100px; text-align: center; line-height: 300px; } </style> <body> <div class="stage"> <div class="to-left"><</div> <div class="to-right">></div> <div class="banner"> <div class="items"><img class="popMUSIC" src="./img/摇滚3.jpg" height="400px" width="430px"></div> <div class="items" ><img class="photo-2" src="./img/摇滚6.jpg" height="400px" width="430px"></div> <div class="items" ><img class="popMUSIC" src="./img/摇滚.jpg" height="400px" width="430px"></div> <div class="items" ><img class="popMUSIC" src="./img/摇滚7.jpg" height="400px" width="430px" ></div> <div class="items" ><img class="popMUSIC" src="./img/摇滚5.jpg" height="400px" width="430px"></div> </div> <!--</div>--> </div> </body> </html> <script> var to_right = document.getElementsByClassName("to-right")[0]; var to_left= document.getElementsByClassName("to-left")[0]; var banner = document.getElementsByClassName("banner")[0]; var arr = [ ]; var count = 1; to_right.onclick = function(){ toright(); } function toright(){ arr.push(window.setInterval('moveleft()',30)); } function moveleft(){ if(count<5){ if(banner.offsetLeft>count*(-430)){ banner.style.marginLeft =banner.offsetLeft -20+'px'; }else{ for( var x in arr){ window.clearInterval(arr[x]); } count++; } } }