#layer1_bac {
	width:100%;
	background:url(../images/back_whole.jpg) repeat-x #002042;
}
#layer2_top {
	height:28px;
	background:#333;
	overflow:hidden;
}
#layer2_top2 {
	height:28px;
	overflow:hidden;
}
#layer2_header {
	margin:0 auto;
	position:relative;
}
#layer2_content {
	width:960px;
	overflow:hidden;
	margin:0 auto;
	background:#ccc;
	border-left:1px solid #999;
	border-right:1px solid #999;
	padding:10px;
}
#layer2_footer {
	width:982px;
	margin:0 auto;	
}
#layer3_con1 {
	background:#fff;
	width:260px;
	float:left;
}
#layer3_con2 {
	background:#fff;
	float:right;
	width:695px;
}
#layer3_con3 {
	background:#fff;
	width:100%;
}
#layer3_con4 {
	background:#fff;
	width:260px;
	float:right;
}
#layer3_con5 {
	background:#fff;
	float:left;
	width:695px;
}
#layer3_con6 {
	background:#fff;
	width:960px;
}