html code:
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8" /> <title>Carousel picture exercises</title> <link rel="stylesheet" href="css/" rel="external nofollow" type="text/css"/> </head> <body> <ul class="back"> <!-- Background picture --> <li class="l1"></li> <li class="l2"></li> <li class="l3"></li> <li class="l4"></li> <li class="l5"></li> </ul> <ul class="point"> <!-- Control buttons --> <li class="active"></li> <li></li> <li></li> <li></li> <li></li> </ul> <div class="btn"> <!-- 左右Control buttons --> <span class="prev"></span> <span class="next"></span> </div> </body> <script src="js/jquery-1.7."></script> <script src="js/"></script> </html>
css code:
*{margin:0; padding: 0;}
ul li{list-style: none;}
.back{height: 400px; overflow: hidden; margin-top:100px;}
.back li{width: 100%; height: 400px; margin:0 auto;}
.back li.l1{background: red;}
.back li.l2{background: yellow;}
.back li.l3{background: blue;}
.back li.l4{background: black;}
.back li.l5{background: green;}
.point{text-align: center; margin-top: -30px;}
.point li{ width: 20px; height: 20px; border:2px solid #fff; border-radius: 10px; box-sizing:border-box; display: inline-block;}
.point {background: #fff;}
.btn{ position: relative;}
.btn span{ display: inline-block; vertical-align: top; width: 100px; height: 100px; background: rgba(0,0,0,.5); position: absolute; top:-235px; cursor: pointer;}
.btn .prev{left: 0}
.btn .next{ right: 0;}
js code:
$(function(){
function banner(a,b,c,d,e){ // a is the background image, b is active, c is the background corresponding button, d is the previous page, and e is the next pageindex=0;
len=$(a).length-1;
function teb(index){
$(c).eq(index).addClass(b).siblings('').removeClass(b);
$(a).eq(index).fadeIn(300).addClass('curr').siblings('').fadeOut(300).removeClass('curr');
};
$(c).click(function(){
index=$(this).index();
teb(index);
});
$(d).click(function(){
index--;
if(index<0){
index=len;
};
teb(index);
});
$(e).click(function(){
index++;
if(index>len){
index=0;
};
teb(index);
});
function timeRun(){
time=setInterval(function(){
index++;
if(index>len){
index=0;
};
teb(index);
},3000);
};
timeRun();
};
banner('.back>li','active','.point>li','.prev','.next');
});
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