html {
	height:100%;
}
body {
	height:100%;
	background-color:black;
}
#va_1 {
	width:100%;
	border:0px solid red;
	display:table;
	height:90%;
	overflow:hidden;
}
#va_2 {
	width:100%;
	border:0px solid blue;
	text-align:center;
	display:table-cell;
	vertical-align:middle;
}
#va_3 {
	border:0px solid purple;
}
#intro {
	height:408px;
	background-image:url(../../graphic/intro_bg.gif);
	background-position:top;
	background-repeat:repeat-x;
}