通过jQuery实现优酷半透明导航栏切换图片的效果

Original 2019-03-28 19:38:08 363
abstract:<!doctype html> <html lang="en"> <head>     <meta charset="UTF-8">     <meta name="viewp
<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport"
 content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">

    <title>优酷-这世界很酷</title>
    <link rel="icon" type="image/x-icon" href="2.png">
    <link rel="stylesheet" href="static/css/youku.css">
    <link rel="stylesheet" type="text/css" href="static\font-awesome-4.7.0\css\font-awesome.min.css">
    <script type="text/javascript" src="static/jQuery/jquery-3.3.1.js"></script>
    <script type="text/javascript">
 $(document).ready(function () {
            // 鼠标移上第一个导航切换图片
 $('a:eq(0)').mouseover(function () {
                $('.header').css('background','#9D3738');
 $('.pic_show').css('background','url("http://ykimg.alicdn.com/develop/image/2019-03-14/aaf22e5b4029f28775652aeb3ea15b9a.jpg")');
 $('.pic_bg').css('background','url("http://gw.alicdn.com/mt/TB1twMilOqAXuNjy1XdXXaYcVXa-1664-520.png")');
 $('span:eq(0)').text('学习强国');
 });
 //鼠标离开第一个导航恢复:的显示
 $('a:eq(0)').mouseleave(function () {
                $('span:eq(0)').text('学习强国:');
 });

 $('a:eq(1)').mouseover(function () {
                $('.header').css('background','#DBECCE');
 $('.pic_show').css('background','url("http://ykimg.alicdn.com/develop/image/2019-03-28/62d8726143497f6b8bbbe8d81a57cd8f.jpg")');
 $('.pic_bg').css('background','url("http://gw.alicdn.com/mt/TB1vbxYocrI8KJjy0FhXXbfnpXa-1664-520.png")');
 $('span:eq(1)').text('青春斗');
 });
 $('a:eq(1)').mouseleave(function () {
                $('span:eq(1)').text('青春斗:');
 });

 $('a:eq(2)').mouseover(function () {
                $('.header').css('background','#F6E2D3');
 $('.pic_show').css('background','url("http://ykimg.alicdn.com/develop/image/2019-03-27/6167b8c6c87edd00bdb03773c85918d6.jpg")');
 $('.pic_bg').css('background','url("http://gw.alicdn.com/mt/TB1ALbtocLJ8KJjy0FnXXcFDpXa-1664-520.png")');
 $('span:eq(2)').text('只为遇见你');
 });
 $('a:eq(2)').mouseleave(function () {
                $('span:eq(2)').text('只为遇见你:');
 });

 $('a:eq(3)').mouseover(function () {
                $('.header').css('background','#072439');
 $('.pic_show').css('background','url("http://ykimg.alicdn.com/develop/image/2019-03-28/4c3ba007daaaa413dfce8ece5ce6645e.jpg")');
 $('.pic_bg').css('background','url("http://gw.alicdn.com/mt/TB1ITiZonvI8KJjSspjXXcgjXXa-1664-520.png")');
 $('span:eq(3)').text('喜剧之人顶配版');
 });
 $('a:eq(3)').mouseleave(function () {
                $('span:eq(3)').text('喜剧之人顶配版:');
 });

 $('a:eq(4)').mouseover(function () {
                $('.header').css('background','#DBECCE');
 $('.pic_show').css('background','url("http://ykimg.alicdn.com/develop/image/2019-03-28/62d8726143497f6b8bbbe8d81a57cd8f.jpg")');
 $('.pic_bg').css('background','url("http://gw.alicdn.com/mt/TB1vbxYocrI8KJjy0FhXXbfnpXa-1664-520.png")');
 $('span:eq(4)').text('青春斗');
 });
 $('a:eq(4)').mouseleave(function () {
                $('span:eq(4)').text('青春斗:');
 });

 $('a:eq(5)').mouseover(function () {
                $('.header').css('background','#F6E2D3');
 $('.pic_show').css('background','url("http://ykimg.alicdn.com/develop/image/2019-03-27/6167b8c6c87edd00bdb03773c85918d6.jpg")');
 $('.pic_bg').css('background','url("http://gw.alicdn.com/mt/TB1ALbtocLJ8KJjy0FnXXcFDpXa-1664-520.png")');
 $('span:eq(5)').text('只为遇见你');
 });
 $('a:eq(5)').mouseleave(function () {
                $('span:eq(5)').text('只为遇见你:');
 });

 $('a:eq(6)').mouseover(function () {
                $('.header').css('background','#072439');
 $('.pic_show').css('background','url("http://ykimg.alicdn.com/develop/image/2019-03-28/4c3ba007daaaa413dfce8ece5ce6645e.jpg")');
 $('.pic_bg').css('background','url("http://gw.alicdn.com/mt/TB1ITiZonvI8KJjSspjXXcgjXXa-1664-520.png")');
 $('span:eq(6)').text('喜剧之人顶配版');
 });
 $('a:eq(6)').mouseleave(function () {
                $('span:eq(6)').text('喜剧之人顶配版:');
 });


 });
 </script>
</head>
<body>
 <!--顶部滚动图片区域-->
 <div class="header">
 <!--滚动图片-->
 <div class="pic_show">
            <div class="pic_bg"></div>
            <div class="right_tab">
                <a href=""><span>学习强国:</span>十三届全国人大二次会议</a>
                <a href=""><span>青春斗:</span>向真变颓废</a>
                <a href=""><span>只为遇见你:</span>与之高洁举办浪漫二人婚礼</a>
                <a href=""><span>喜剧之人顶配版:</span>吴彼失利不服气竟暴力发泄</a>
                <a href=""><span>青春斗:</span>向真变颓废</a>
                <a href=""><span>只为遇见你:</span>与之高洁举办浪漫二人婚礼</a>
                <a href=""><span>喜剧之人顶配版:</span>吴彼失利不服气竟暴力发泄</a>
            </div>
        </div>
 <!--固定在顶部的导航栏-->
 <div class="top_tab">
            <div class="logo float">
                <a class="logo_img" href=""><img src="https://img.alicdn.com/tfs/TB1dw0vqHGYBuNjy0FoXXciBFXa-120-24.png" alt=""></a>
                <form class="logo_form" action="">
                    <input type="text">
                    <button>搜全网</button>
                </form>
                <div class="clear"></div>
            </div>
 <!--右侧导航栏-->
 <ul class="float_r tab_ul">
                <li class="float tab_li"><i class="fa fa-bank" style="color: #c4a25a"></i><br><a href="" style="color: #c4a25a">VIP</a></li>
                <li class="float tab_li"><i class="fa fa-feed"></i><br><a href="">订阅</a></li>
                <li class="float tab_li"><i class="fa fa-clock-o"></i><br><a href="">记录</a></li>
                <li class="float tab_li"><i class="fa fa-arrow-up"></i><br><a href="">上传</a></li>
                <li class="float tab_li"><i class="fa fa-television"></i><br><a href="">客户端</a></li>
                <li class="float pos_rel"><a href=""><img class="login" src="http://img5.duitang.com/uploads/item/201409/23/20140923094045_BNYji.thumb.700_0.png"></a>
 <!--登录头像的下拉框-->
 <div class="ul_box">
                        <span class="arrow"></span>
                        <p>登录使用更多功能</p>
                        <button>登录/注册</button>
                    </div>
                </li>
            </ul>
            <div class="clear"></div>
        </div>
    </div>
</body>
</html>


Correcting teacher:西门大官人Correction time:2019-03-29 09:42:15
Teacher's summary:程序写的很好,这样的效果还可以结合css3+jquery来完成,感兴趣的话可以了解下

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