.zb { list-style:none; text-align:left; position:absolute; z-index:99999; margin:0px; padding:0px !important; top:37px; left:0px; background:#009900; width:130px; display:none }

.zb li{ text-align:left ; line-height:30px !important; height:30px; width:130px; }

.r{ margin-left:10px; font-weight:normal}

.nav_cc li{ float:left;line-height:37px;  font-weight:bold; color:#fff; font-family:黑體;}

.nav_cc ul{ padding-left:20px}

.nav_cc li a:link,.nav_cc li a:visited{ font-size:14px; color:#fff; margin:auto 15px}

.nav_cc li a:hover{ color:#f00}

.hover{color:#f00}

<SCRIPT src=".min.js"></SCRIPT> //引入要用的js

<div class="nav_cc" style="overflow:inherit">

<ul id="shanmao">

<li><a href='{dede:global.cfg_cmsurl/}/'><span>主頁(yè)</span></a> |</li>

        {dede:channelartlist  row=8}

<li style="position:relative;"><a href="{dede:field name='typeurl'/}">{dede:field name='typename'/}</a> |

<ul class="zb">

{dede:sql sql='Select * from dede_arctype where reid=~id~  ORDER BY id limit 0,17'}

<li><a href='/plus/list.php?tid=[field:id/]' style="font-weight:normal">[field:typename/]</a></li>

{/dede:sql}

</ul></li>

{/dede:channelartlist}

</ul>

</div>

<script>

$(document).ready(function(){

$("#shanmao li").hover(function(){

$(this).children(".zb").slideDown(1000);

},function(){

$(this).children(".zb").slideUp(0);

});

});

</script>