/* ================================================================ 
This copyright notice must be kept untouched in the stylesheet at 
all times.

The original version of this stylesheet and the associated (x)html
is available at http://www.stunicholls.com/menu/pro_drop_1.html
Copyright (c) 2005-2007 Stu Nicholls. All rights reserved.
This stylesheet and the associated (x)html may be modified in any 
way to fit your requirements.
=================================================================== */

.preload1 {/*background: url(blank_over.gif);*/ }
.preload2 {/*background: url(blank_overa.gif);*/ }
#nav { padding: 0; margin: 0; list-style: none; height: 39px; /*background:#fff;*/ position: relative; z-index: 500; font-family: "微软雅黑", SimSun, SimHei; }
#nav li.top { display: block; float: left; }
#nav li a.top_link { display: block; float: left; height: 39px; line-height: 39px; color: #fff; text-decoration: none; font-size: 14px; font-weight: bold; padding: 0 0 0 0px; cursor: pointer;/*background: url(blank.gif);*/ }
#nav li a.top_link span { float: left; display: block; padding: 0 18px 0 18px; height: 39px;/*background:url(blank.gif) right top;*/ }
#nav li a.top_link span.down { float: left; display: block; padding: 0 18px 0 18px; height: 39px; /*background:url(blanka.gif) no-repeat right top;*/ }
#nav li a.top_link:hover { color: #fff; /*background: url(blank_over.gif) no-repeat;*/ }
#nav li a.top_link:hover span {/*background:url(blank_over.gif) no-repeat right top;*/ }
#nav li a.top_link:hover span.down {/*background:url(blank_overa.gif) no-repeat right top;*/ }
#nav li:hover > a.top_link { color: #fff; /*background: url(blank_over.gif) no-repeat;*/ }
#nav li:hover > a.top_link span {/*background:url(blank_over.gif) no-repeat right top;*/ }
#nav li:hover > a.top_link span.down {/*background:url(blank_overa.gif) no-repeat right top;*/ }
/* Default list styling */

#nav li:hover { position: relative; z-index: 200; }
/* keep the 'next' level invisible by placing it off screen. */
#nav ul, #nav li:hover ul ul, #nav li:hover ul li:hover ul ul, #nav li:hover ul li:hover ul li:hover ul ul, #nav li:hover ul li:hover ul li:hover ul li:hover ul ul { position: absolute; left: -9999px; top: -9999px; width: 0; height: 0; margin: 0; padding: 0; list-style: none; }
#nav li:hover ul.sub { left: -30px; top: 39px; background: #20465d; padding: 3px; border: 1px solid #3d8b9f; white-space: nowrap; width: 135px; height: auto; z-index: 300; }
#nav li:hover ul.sub li { display: block; height: 30px; position: relative; float: left; width: 135px; font-weight: normal; }
#nav li:hover ul.sub li a { display: block; font-size: 12px; height: 30px; width: 135px; line-height: 30px; text-indent: 5px; color: #fff; text-decoration: none; }
#nav li ul.sub li a.fly { background: #fff url(arrow.gif) 125px 7px no-repeat; }
#nav li:hover ul.sub li a:hover { background: #1098d3; color: #fff; }
#nav li:hover ul.sub li a.fly:hover { background: #ff0000 url(arrow_over.gif) 125px 7px no-repeat; color: #fff; }
#nav li:hover ul li:hover > a.fly { background: #ff0000 url(arrow_over.gif) 125px 7px no-repeat; color: #fff; }
#nav li:hover ul li:hover ul, #nav li:hover ul li:hover ul li:hover ul, #nav li:hover ul li:hover ul li:hover ul li:hover ul, #nav li:hover ul li:hover ul li:hover ul li:hover ul li:hover ul { left: 130px; top: -4px; background: #fff; padding: 3px; border: 1px solid #3d8b9f; white-space: nowrap; width: 135px; z-index: 400; height: auto; }