#hd{
margin-left:4px;
}


.none {display:none;}
.n4Tab1{
clear:both;
width:500px;
}
.acti{
display:block;
}
.n4Tab1 .normal{background: none ;}
.n4Tab1 ul{margin:0; padding:0;}
.n4Tab1  li{
float:left; 
width:76px; 
height:22px;
text-align:center; 
list-style-type:none;
cursor:pointer;
}
.n4Tab1 a {
display:block;
margin-right:3px;
text-align:center; 
font-size:13px;
color: #FFFFFF;
font-weight: bold;
background:url(/wwdlimg/tab/on.png);
}
.n4Tab1 a:link {
text-decoration: none;
background:url(/wwdlimg/tab/on.png);
}
.n4Tab1 a:visited {
	text-decoration: none;
	color: #FFFFFF;
	background:url(/wwdlimg/tab/on.png);
}
.n4Tab1 a:hover {
	text-decoration: none;
	color: #FFFFCC;
	font-size:12px;
	background:url(/wwdlimg/tab/off.png);
}
.n4Tab1 a:active {
text-decoration: none;
color: #FFFFCC;
background:url(/wwdlimg/tab/on.png);
}
.top_b{
width:593px;
height:8px;
}
.center_b{
width:593px;
height:198px;
overflow:hidden
background:#525252;
}
.bottom_b{
height:8px;
width:593px;
}
#n4Tab1_Content1{
display:block
}