html, body{
    height: 100%;
}

#container #flashContents{
	/*min-max width*/
	min-width:800px;
	min-height:600px;
	width : 100%;
	height: 100%;
}

div#flashContents div#under{
	position:absolute;
	top:50%;
	width:100%;
	margin-top:-100px;
	text-align:center;
}