#nav {
	width:980px;
	margin:0 auto;
	height:37px;
	background-image:url(meunbg.gif)/*tpa=http://www.supratecgroup.cn/images/meunbg.gif*/
}/*整个菜单行高*/

#nav a {
display: block; width: 100px; text-align:center; background-image:url(cdbg.gif)/*tpa=http://www.supratecgroup.cn/images/cdbg.gif*/;
}

#nav a:link {
color:#fff; text-decoration:none;
}　　　　
#nav a:visited {
color:#fff;text-decoration:none;
}
#nav a:hover {
color:#FFF;text-decoration:none;font-weight:bold;
}
#nav li a:hover{
background:#999;
}
/*菜单链接样式*/
#nav li {
float: left;
width: 100px;
background:#ccc;
}/*每个菜单宽度、背景*/

#nav li ul {
line-height: 27px; list-style-type: none;text-align:left;
left: -999em; width: 160px; position: absolute;
}
#nav li ul li{
float: left; width: 160px; 
background: #277dba;
}

#nav li ul a{
display: block; width: 160px;text-align:left; text-indent:20px;
}

#nav li ul a:link {
color:#fff; text-decoration:none;
}
#nav li ul a:visited {
color:#fff;text-decoration:none;
}
#nav li ul a:hover {
color:#F3F3F3;text-decoration:none;font-weight:normal;
background:#489fdd;
}

#nav li:hover ul {
left: auto;
}
#nav li.sfhover ul {
left: auto;
}
-->