jQuery之导航动效

导航动效

示例:

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>导航动效</title>
    <style type="text/css">
        * {
            margin: 0;
            padding: 0;
            word-wrap: break-word;
            word-break: break-all;
        }

        body {
            background: #FFF;
            color: #333;
            font: 12px/1.6em Helvetica, Arial, sans-serif;
        }

        a {
            color: #0287CA;
            text-decoration: none;
        }

        a:hover {
            text-decoration: underline;
        }

        ul, li {
            list-style: none;
        }

        img {
            border: none;
        }

        h1, h2, h3, h4, h5, h6 {
            font-size: 1em;
        }

        html {
            overflow: -moz-scrollbars-vertical; /* 在Firefox下始终显示滚动条*/
        }

        #navigation {
            width: 784px;
            padding: 8px;
            margin: 8px auto;
            background: #3B5998;
            height: 18px;
        }

        #navigation ul li {
            float: left;
            margin-right: 14px;
            position: relative;
            z-index: 100;
        }

        #navigation ul li a {
            display: block;
            padding: 0 8px;
            background: #EEEEEE;
            font-weight: 700;
        }

        #navigation ul li a:hover {
            background: none;
            color: #fff;
        }

        #navigation ul li ul {
            background-color: #88C366;
            position: absolute;
            width: 80px;
            overflow: hidden;
            display: none;
        }

        #navigation ul li ul li {
            border-bottom: 1px solid #BBB;
            text-align: left;
            width: 100%;
        }
    </style>
</head>
<body>

<div id="navigation">
    <ul>
        <li><a href="#">首 页</a></li>
        <li>
            <a href="#">衬 衫</a>
            <ul>
                <li><a href="#">短袖衬衫</a></li>
                <li><a href="#">长袖衬衫</a></li>
                <li><a href="#">无袖衬衫</a></li>
            </ul>
        </li>
        <li>
            <a href="#">卫 衣</a>
            <ul>
                <li><a href="#">开襟卫衣</a></li>
                <li><a href="#">套头卫衣</a></li>
            </ul>
        </li>
        <li>
            <a href="#">裤 子</a>
            <ul>
                <li><a href="#">休闲裤</a></li>
                <li><a href="#">卡其裤</a></li>
                <li><a href="#">牛仔裤</a></li>
                <li><a href="#">短裤</a></li>
            </ul>
        </li>
        <li><a href="#">联系我们</a></li>
    </ul>
</div>

<script type="text/javascript" src="../js/jquery.min.js"></script>
<script type="text/javascript">
    $("#navigation>ul>li:has(ul)").hover(function () {
        $(this).children("ul").stop().slideDown(400);
    }, function () {
        $(this).children("ul").stop().slideUp("fast");
    });
</script>
</body>
</html>

jQuery之导航动效

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