JQuery代码实现切换显示的效果

$(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="脚本学堂欢迎您的光临">
脚本学堂欢迎您的光临</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="http://www.jb200.com/img/2013032010521695319512.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> </div>
<div class="clear">
</div>
</div>
</div>
<div class="n_zyb_gzrightlist">
<a target="_blank" class="a1" href="/Media/PlayMedia/232.shtml" title="明天会更好！">
明天会更好！</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="http://www.jbxue.om/img/20130301410552810013828.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> </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="http://www.jb200.com/img/2013032010521695319512.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> </div>
<div class="clear">
</div>
</div>
</div>
</div>