/*menu*/

#nava{ margin:0 auto ;
width:990px;
height:37px;
border-bottom:0px;
position:absolute;
z-index:100;
 right:expression((document.body.clientWidth-1000)/2 ); 
}
#nava ul,li{
margin:0px;
padding:0px;
}
#nava ul li{
display:inline;
list-style:none;
list-style-position:outside;
text-align:center;
font-weight:bold;
float:left;
}
.menu2 a:link
{
color:#fff;
text-decoration:none;
float:left;
width:100px;
height:37px;
 display: block;
 line-height:37px;
 vertical-align:middle;
}
.menu2 a:visited{
color:#fff;
height:37px;
 display: block;
 line-height:37px;
text-decoration:none;
float:left;
width:140px;
}
.menu2 a:hover{
color:#000;
	
float:left;
height:37px;
 display: block;
 line-height:37px;
width:140px;
text-decoration:none;
background-color:#90c6fc;
}
.menu2 a:active
{
		height:37px;
 display: block;
 line-height:37px;
color:white;
float:left;
width:140px;
text-decoration:none;
background-color:#000;
}


.list{
line-height:20px;
text-align:center;

font-weight:normal;
}

.menu1
{
	text-align:center;
width:140px;
height:auto;
background-color:#fff;
color:#000;
cursor:hand;
overflow-y:hidden;
filter:Alpha(opacity=50);
-moz-opacity:0.7;
}
.menu2{
width:140px;
height:37px;

color:#999999;
overflow-y:hidden;
cursor:hand;
}
.a1{color:#fff;}
.a2{ color:#000;}


.menu1 a:link
{
color:#000;
text-decoration:none;
float:left;
width:140px;
height:37px;
 display: block;
 line-height:37px;
 vertical-align:middle;
}
.menu1 a:visited{
color:#000;
height:37px;
 display: block;
 line-height:37px;
text-decoration:none;
float:left;
width:140px;
}
.menu1 a:hover{
color:#000;
	
float:left;
height:37px;
 display: block;
 line-height:37px;
width:140px;
text-decoration:none;
background-color:#90c6fc;
}
.menu1 a:active
{height:37px;
 display: block;
 line-height:37px;
		
color:white;
float:left;
width:140px;
text-decoration:none;
background-color:#000;
}