body{
    height:100%;
	text-align: center;
}

div#header {
    background-color:#000000;
	top: 0px;
	left: 0;
	z-index: 5;
	width: 100%;
	position: fixed;
    filter: alpha(opacity=80);
    -moz-opacity:0.8;
    opacity:0.8;
}