JQ图片自动切换

<!DOCTYPE html>
<html>
<head>
    <meta http-equiv="content-type" content="text/html;charset=utf-8">
    <title></title>
    <meta http-equiv="X-UA-Compatible" content="IE=Edge">
    <meta content="always" name="referrer">
    <meta name="theme-color" content="#2932e1">
    <script src="http://libs.baidu.com/jquery/1.9.0/jquery.js" type="text/javascript"></script>
    <link href="base.css" rel="stylesheet" type="text/css" />
    <style type="text/css" media="screen">
    .al{height: 600px;width: 1000px;position: relative;margin: 30px auto 0;}
    .wrap,.imgbox,.num{height: 600px;width: 1000px;position: absolute;overflow: hidden;}
    .imgbox li{height: 600px;width: 1000px;float: left;}
    .imgbox li img{height: 600px;width: 1000px;display: inline-block;}
    .numbox{height: 30px;width:300px;position: absolute;bottom: 30px;right: 280px;}
    .numbox li{width: 15px;height: 15px;font-size: 16px;color: #fff; text-align: center;line-height: 30px;border-radius:50%;float: left;margin-left:10px;background: blue;}
    .numbox .select{width: 15px;height: 15px;font-size: 16px;color: #fff; text-align: center;line-height: 30px;border-radius:50%;float: left;margin-left:10px;background: red;}
    </style>
</head>
<body>
    <div class="al">
        <div class="wrap">
            <ul class="imgbox">
                <li><img src="images/bg1.jpg" alt="" /></li>
                <li><img src="images/bg2.jpg" alt="" /></li>
                <li><img src="images/bg3.jpg" alt="" /></li>
                <li><img src="images/bg4.jpg" alt="" /></li>
                <li><img src="images/bg5.jpg" alt="" /></li>
            </ul>    
        </div>
        <div class="num">
            <ul class="numbox">
                <li class="select"></li>
                <li></li>
                <li></li>
                <li></li>
                <li></li>
            </ul>
        </div>
        
    </div>
    <script>
     /*   var time = "";
         var index = 1;
         $(function () {
             showimg(index);
             //鼠标移入移出
             $(".numbox li").hover(function () {
                clearTimeout(time);
                var ind=$(this).index();
                $(this).addClass('select').siblings().removeClass('select');
                $(".imgbox li").hide().stop(true,true).eq(ind).fadeIn("slow");
             }, function () {
                index=$(this).index()+2> 5 ? 1 :$(this).index()+2;
                time = setTimeout("showimg(" + index+ ")", 3000);
             });
         });
 
         function showimg(num) {
             index = num;
             $(".numbox li").removeClass("select").eq(index-1).addClass("select");
             $(".imgbox li").hide().stop(true,true).eq(index-1).fadeIn("slow");
             index = index + 1 > 5 ? 1 : index + 1;
             time = setTimeout("showimg(" + index + ")", 3000);
         }*/
        
             var index=1;
             var timer="";
             autopl(index);
             $('.numbox li').mouseover(function(){
                 clearTimeout(timer);
                 var num=$(this).index();
                 $(this).addClass('select').siblings().removeClass('select');
                 $('.imgbox li').eq(num).fadeIn('slow').siblings().hide();
             });
             $('.numbox li').mouseout(function(){
                 index=$(this).index()+2> 5 ? 1 :$(this).index()+2;
                timer = setTimeout("autopl(" + index+ ")", 2000);
             });

             function autopl(numb){
                 index =numb;
                 $('.numbox li').eq(index-1).addClass('select').siblings().removeClass('select');
                 $('.imgbox li').eq(index-1).fadeIn('slow').siblings().hide();
                 index=index+1 > 5 ? 1 : index + 1;
                 timer = setTimeout('autopl(' +index+ ')',2000);
             }
        
    </script>

</body>
</html>
原文地址:https://www.cnblogs.com/mk2016/p/5258562.html