.overpic {
	position:fixed;
	top:30px;
	left:460px;
	width:556px;
	height:310px;
	z-index:12;
	}


.logo-top {
	position:fixed;
	top:60px;

	}




.right_group_list {
	position:fixed; 
	top:200px; 
	left:680px; 
	width:180px; 
	min-height:36px;
	padding:0px;
	z-index:13;
	}

.header {
	height:180px;
	}



.main_content 	{
	top:180px;
	}


.fixed_content {
	position:fixed; 
	width:510px; 
	left:110px; 
	top:100px;
	border-width:none;
	padding-right:30px;
	padding-left:30px;
	z-index:6
	}