.tree ul {
	padding:0;
	margin:0;
	background-position: -9px 15px; 
	background-image: url('../image/ul.gif'); 
	background-repeat: repeat-y
}
.tree li {
	font-size: 1em;
	font-weight:bold;
	margin: 0px; 
	padding: 3px 0 3px 24px; 
	list-style-type: none;
}
.tree li a {
	text-decoration:none;
color:#000;
}
.tree li a:hover {
	text-decoration:underline;
}
.tree ul ul {
	background-position: -1px 15px;
	background-image: url('../image/ul.gif'); 
	background-repeat: repeat-y;
}
.tree ul li {
	background-position: 0px 7px; 
	background-image: url('../image/li.gif'); 
	background-repeat: no-repeat;
}
.tree ul li a {
	font-weight:bold;
	text-decoration:underline;
}
.tree ul li a:hover {
	text-decoration:none;
}
.tree ul ul li {
	background-position: 8px 7px;
	background-image: url('../image/li.gif'); 
	background-repeat: no-repeat;	
}
.tree ul ul li a {
	background-position: 0px 7px; 
	font-size:1em;
	color:#666;
	text-decoration:none;
}
.tree ul ul ul li a {
	background-position: 0px 7px; 
	font-size:0.8em;
	color:#999;
	text-decoration:none;
}