jq切换面板

<!DOCTYPE html>

<html lang="en" xmlns="http://www.w3.org/1999/xhtml">

<head>

    <meta charset="utf-8" />

    <title></title>

    <script src="http://apps.bdimg.com/libs/jquery/2.1.4/jquery.js"></script>

    <style>

        ul {

            list-style: none;

        }

        .navbar_item {

            background-color: red;

            float: left;

            margin-left: 5px;

            width: 50px;

            height: 18px;

            text-align: center;

            color: white;

            font-weight: 700;

        }

        .bar_item_on {

            background-color: greenyellow;

            border: 3px solid black;

        }

        .tab_panel div {

            border: 1px solid black;

            width: 400px;

            height: 294px;

            margin: 2px 2px;

            float: left;

        }

    </style>

</head>

<body>

    <ul>

        <li class="navbar_item">1</li>

        <li class="navbar_item">2</li>

        <li class="navbar_item">3</li>

    </ul>

    <div style="clear: both; width:410px;height:300px;border:3px solid black" class="tab_panel">

        <div>

            面板1

        </div>

        <div>

            面板2

        </div>

        <div>

            面板3

        </div>

    </div>

</body>

</html>

<script>

    $(function () {

        $('.tab_panel>div').first().show().siblings().hide();

        var aLi = $('.navbar_item');

        aLi.on('click', function () {

            $(this).addClass('bar_item_on').siblings().removeClass('bar_item_on');

            var index = $(this).index();

            $('.tab_panel>div').eq(index).show().siblings().hide();

        });

    });

</script>
相关文章
