.tree ul {
	list-style-type: none;
}


.handle {
	background: transparent url(images/tree-none.png) no-repeat;
	background-position: left center;
	display: block;
	float: left;
	width: 18px;
	height: 1.5em;
}

.collapsed {
	background: transparent url(images/tree-plus.png) no-repeat;
	background-position: left center;
	cursor: pointer;
}

.expanded {
	background: transparent url(images/tree-minus.png) no-repeat;
	background-position: left center;
	cursor: pointer;
}