ul.tree-menu {
    font-size:12px;
	font-weight:normal;
	color:#5d5d5d;
    margin:0 0 0 -5px;
    padding:0;
}
ul.tree-menu ul {
    margin: 0 0 0 20px;
    padding: 2px 0 0 0;
}
ul.tree-menu li {
    list-style-type: none;
    margin:0;
    padding:0;
}
ul.tree-menu li.section {
    background-image: url("../image/arrow.gif");
    background-repeat: no-repeat;
    background-position: center left;
}
ul.tree-menu li.section-open {
    background-image: url("../image/arrow-open.gif");
    background-repeat: no-repeat;
    background-position: top left;
}
ul.tree-menu a {
    margin-left: 20px;
    color:#5d5d5d;
    text-decoration: none;
    white-space: nowrap;
}
ul.tree-menu a:hover {
    margin-left: 20px;
    text-decoration: underline;
    white-space: nowrap;
}