#navigation , #navigation li ul{
    height:31px; 
    float:left; 
    list-style:none; 
    line-height:70px; 
    color:#000; 
    position:absolute; 
    top:255px;
    margin-left:50px;
    
}
#navigation li {
    float:left;
    position:relative;
    margin-left:5px; margin-right:5px;
}
#navigation li a:link, #navigation li a:visited {
    /*display:block; 
    text-decoration:none; 
    color:#000; 
    width:120px; 
    height:40px; 
    line-height:40px; 
    border:1px solid #fff; 
    border-width:1px 1px 0 0; 
    background:#c5dbf2; 
    padding-left:10px; */
    
    color:#000; 
    text-decoration:none;
}
#navigation li ul {
    display: none;z-index:300;
}
 
/* 以下只支持非IE6浏览器 */
#navigation li:hover a {
    color:#fff;
    background:#2687eb;z-index:300;
}
#navigation li:hover ul {
    display:block; 
    position:absolute; 
    top:50px;
    margin-top:1px;
    left:-65px; 
    width:150px;
    
}
#navigation li:hover ul li a {
    /*display:block; 
    background:#c5dbf2; 
    color:#000; 
    height:20px; 
    line-height:20px; 
    padding:5px 10px; 
    width:110px;*/
    
    display: block;
    background: #c9c9a7; 
    line-height: 1.2em;
    padding: 5px 10px;
    width: 150px;
    color: #555;
}
#navigation li:hover ul li a:hover {
   background:url(../App_Themes/school/images/bg_menu_center.gif);
   color: #000;border-bottom: 1px solid #fff;
}