#Download {
	width: 764px;
	height: 172px;
	text-align: center;
	position: absolute;
	top: 850px;
	left: 50%;
	margin-left: -396px;
	z-index: 51;
	border-radius: 5px;
	background: url(../image/down.png) no-repeat left top;
}
#Download .btn_down_s1 {
	float: left;
	width: 320px;
	height: 90px;
	text-indent: -999em;
	margin-left: 106px;
	margin-top: 41px;
}
#Download .btn_down_s2 {
	float: left;
	width: 155px;
	height: 91px;
	text-indent: -999em;
	margin-left: 5px;
	margin-top: 41px;
}
#Download .btn_down_s3 {
	float: left;
	width: 130px;
	height: 90px;
	text-indent: -999em;
	margin-left: 10px;
	margin-top: 40px;
}
#Download .btn_down_s4 {
	float: left;
	width: 109px;
	height: 110px;
	text-indent: -999em;
	overflow: hidden;
	margin-left: 108px;
	margin-top: 33px;
}