导航菜单点击图片切换--jquery 

<!DOCTYPE html>
<html>
    <head>
        <meta charset="UTF-8">
        <title></title>
        <style type="text/css">
            *{ margin: 0; padding: 0; -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;}
            .hide{display: none;}
            /***左侧菜单栏***/
            .left-nav{
                position: absolute;
                top: 0;
                left: 0;
                z-index: 99;
                width: 86px;
                height:100%;
                background-color: #333;
            }
            .left-nav .item{
                width: 100%;
                height: 104px;
                padding: 20px 0 12px;
            }
            .left-nav .item:hover{
                background-color: #42515f;
            }
            .left-nav .item a{
                display: inline-block;
                width: 100%;
                height: 72px;
                text-align: center;
            }
            /***右侧主体内容***/
            .right-main{
                width: 100%;
                height:100%;
                padding-left: 86px;
            }
            .mainContent{
                width: 100%;
                height: 100%;
                padding: 20px;
            }
        </style>
    </head>
    <body>
        
        <div class="left-nav ">
            <div class="item">
                <a href="javascript:;"><img src="img/ch0.png" alt=""/></a>
            </div>
            <div class="item">
                <a href="javascript:;"><img src="img/ch1.png" alt=""/></a>
            </div>
            <div class="item">
                <a href="javascript:;"><img src="img/ch2.png" alt=""/></a>
            </div>
            <div class="item">
                <a href="javascript:;"><img src="img/ch3.png" alt=""/></a>
            </div>
            <div class="item">
                <a href="javascript:;"><img src="img/ch4.png" alt=""/></a>
            </div>
            <div class="item">
                <a href="javascript:;"><img src="img/ch5.png" alt=""/></a>
            </div>
        </div>
        <div class="right-main ">
            <div class="mainContent ">
                1
            </div>
            <div class="mainContent hide">
                2
            </div>
            <div class="mainContent hide">
                3
            </div>
            <div class="mainContent hide">
                4
            </div>
            <div class="mainContent hide">
                5
            </div>
            <div class="mainContent hide">
                6
            </div>
        </div>
        <script src="js/jquery-1.7.min.js" type="text/javascript" charset="utf-8"></script>
        <script type="text/javascript">
            //左侧内容切换
            $(".left-nav .item").click(function () {
                var index = $(".left-nav .item").index(this);
                var $Img = $(".left-nav img");
                var imgTxt = "<img src='img/left" + index + ".png' alt='' />";
                $(this).css("background", "#fff").siblings().css("background", "#333");
                $(".mainContent").eq(index).removeClass("hide").show().siblings().hide();
                $Img.eq(index).replaceWith(imgTxt);
                $(this).siblings().each(function () {
                    var $Imgs = $(this).find("img");
                    var Ind = $(".left-nav .item").index(this);
                    $Imgs.attr("src", "img/ch" + Ind + ".png");
    
                });
    
            });
        </script>
    </body>
</html>

结构图：

 

 效果图：

 

posted @ 2017-05-02 09:58  楛尔  阅读(2202)  评论(1)  编辑  收藏  举报