JQuery切换显示的效果实例代码

 $(function () {
       $(".n_zyb_gzright .n_zyb_gzrightlist").hover(function () {
       $(this).find(".n_zyb_gzrightlistc").attr("style", "display:block").parent().siblings().find(".n_zyb_gzrightlistc").attr("style", "display:none");
    })
})

<div class="n_zyb_gzright">       
                            <div class="n_zyb_gzrightlist">
                                <a target="_blank" class="a1" href="/Media/PlayMedia/212.shtml" title="我们都能幸福着">
                                    我们都能幸福着</a> <a class="" href="javascript:void(0)">人气：<font>1</font></a>
                                <div class="clear">
                                </div>
                                <div style="display:block" class="n_zyb_gzrightlistc">
                                    <div class="index_zx_img_left">
                                        <a target="_blank" href="/User/ShowInfo/220">
                                            <img src="https://www.jb51.net/Avatar/2012113010521695319512.gif"></a></div>
                                    <div class="n_zpcen_ti">
                                        <a target="_blank" href="/User/ShowInfo/220">jstu001</a><br>
                                        <a target="_blank" class="n_zpa" href="/User/ShowInfo/220">
                                            作品：<span>18</span></a>&nbsp;&nbsp;</div>
                                    <div class="clear">
                                    </div>
                                </div>
                            </div>
                            <div class="n_zyb_gzrightlist">
                                <a target="_blank" class="a1" href="/Media/PlayMedia/232.shtml" title="开心就好了。">
                                    开心就好了。</a> <a class="" href="javascript:void(0)">人气：<font>1</font></a>
                                <div class="clear">
                                </div>
                                <div style="display:none" class="n_zyb_gzrightlistc">
                                    <div class="index_zx_img_left">
                                        <a target="_blank" href="/User/ShowInfo/221">
                                            <img src="https://www.jb51.net/Avatar/2013011410552810013828.jpg"></a></div>
                                    <div class="n_zpcen_ti">
                                        <a target="_blank" href="/User/ShowInfo/221">jteacher001</a><br>
                                        <a target="_blank" class="n_zpa" href="/User/ShowInfo/221">
                                            作品：<span>12</span></a>&nbsp;&nbsp;</div>
                                    <div class="clear">
                                    </div>
                                </div>
                            </div>
                            <div class="n_zyb_gzrightlist">
                                <a target="_blank" class="a1" href="/Media/PlayMedia/213.shtml" title="2131321">
</a> <a class="" href="javascript:void(0)">人气：<font>0</font></a>
                                <div class="clear">
                                </div>
                                <div style="display:none" class="n_zyb_gzrightlistc">
                                    <div class="index_zx_img_left">
                                        <a target="_blank" href="/User/ShowInfo/220">
                                            <img src="https://www.jb51.net/Avatar/2012113010521695319512.gif"></a></div>
                                    <div class="n_zpcen_ti">
                                        <a target="_blank" href="/User/ShowInfo/220">jstu001</a><br>
                                        <a target="_blank" class="n_zpa" href="/User/ShowInfo/220">
                                            作品：<span>18</span></a>&nbsp;&nbsp;</div>
                                    <div class="clear">
                                    </div>
                                </div>
                            </div>
                    </div>