#main { visibility: visible; position: absolute; z-index: 1; top: 0; left: 0; width: 1000px; height: 3500px }
#menu  {
	visibility: visible;
	margin-top: 56px;
	margin-bottom: 1px;
	position: absolute;
	z-index: 2;
	top: 0;
	left: 20px;
	width: 920px;
	height: 24px
}
#header { visibility: visible; position: absolute; z-index: 1; top: 0; left: 0; width: 1000px; height: 80px }