.flash {
	width:825px;
	height:376px;
	position:absolute;
	top:50%;
	left:50%;
	text-align: left;
	margin-top: -188px;
	margin-right: 0;
	margin-bottom: 0;
	margin-left: -412px;
}
body {
	background-image: url(../images/index_bj.jpg);
	background-repeat: repeat;
	background-position: left top;
	margin: 0px;
	padding: 0px;
}