.overpic {
	position:absolute;
	top:0px;
	left:0px;
	z-index:15;
	}

.right_group_list {
	position:absolute; 
	top:245px; 
	left:680px; 
	width:180px; 
	min-height:36px;
	padding:0px;
	z-index:1;
	}

.slogan	{
	top:140px;
	left:60px;
	}

.main_content {
	top:170px;
	}	

.header {
	height:170px;
	}

.grey_box {
	position:absolute;
	top:280px;
	left:400px;
	height:150px;
	width:300px;
	background:#7e7e7e;
	}