body {
	margin: 0;
	padding-bottom: 20px;
	padding-top: 50px;
}

body, .item {
	box-sizing: border-box;
	-moz-box-sizing: border-box;
	height: 100%;
	overflow: hidden;
}
#top_frame {
	height: 80px; 
	left: 0;
	margin: 0;
	position: fixed;
	_position: absolute;
	top: 0;
	width: 100%;
	z-index: 999;
	background-color: #ffffff;
}
#middle {
	margin: 0px 0 0 0; 
}
#left_frame {
	overflow: hidden;
	float: left;
	width: 0%;
	background-color: #ffffff;
}

#right_frame {
	margin: 0px 0 0 0;
	width: 100%;
	height: 100%;
	background-color: #ffffff;
}

.spacer {
	height: 100%;
}