.dropdown{position:relative;float:left;padding:0 0 3px 0;margin-top:0px;}
*+html .dropdown{padding:10px 0 3px 0;_padding:0 0 3px 0;margin-top:0px;}
.dropdown DT{padding:12px 0 8px 0;width: 82px;cursor:pointer;color:#fff;text-align:center; }
* html .dropdown DT{padding:0 0 8px 0;}
*+html .dropdown DT{padding:0 0 8px 0;}
.dropdown a{text-align:center;}
.dropdown DD{z-index:99999;position:absolute;display:none;opacity:0;margin-left:-2px; overflow:hidden;}
.dropdown UL{list-style-type:none; margin-left:0px}
.dropdown LI{display:inline;font-size:12px;}
 .dropdown UL a{height:35px; overflow:hidden; display:block;background:url(http://www.zzsky.cn/effect/images/200906191010/nav_a.png) repeat-x;color:#fff;text-decoration:none;line-height:38px;}
 .dropdown UL a:hover{background:url(http://www.zzsky.cn/effect/images/200906191010/nav_ah.png)  repeat-x;color: #fff}
* html .dropdown UL a{height:35px; overflow:hidden; display:block;filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled=true, sizingMethod=crop, src="http://www.zzsky.cn/effect/images/200906191010/nav_a.png");color:#fff;text-decoration:none;line-height:38px;cursor:hand;}
* html .dropdown UL a:hover{filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled=true, sizingMethod=crop, src="http://www.zzsky.cn/effect/images/200906191010/nav_ah.png");color: #fff}
.dropdown .underline{margin-top:1px;}