.holder {
	float: left;
	margin: 10px;
}

.scroll-pane {
	width: 443px;
	height: 520px;
	overflow: auto;
	float: left;
}

.scroll-pane.medium {
	height: 539px;
}

.scroll-pane.long {
	height: 577px;
}



.tall {
	height: 400px;
}

#pane1 {
}
#pane2 {
	
}
#pane3 {
	
}
#pane4 {
	
}