ul {margin:20px; padding:0; list-style:none; list-style-image:none;}

ul li {background: url(http://www.uow.edu.au/content/fragments/uowpagesetup/image/li.gif) top left no-repeat; margin-left:0; padding-left:10px;} 

ul li ul li { background: url(http://www.uow.edu.au/content/fragments/uowpagesetup/image/li1.gif) top left no-repeat; margin-left:0; padding-left:10px;} 

ul li ul li ul li { background: url(http://www.uow.edu.au/content/fragments/uowpagesetup/image/li2.gif) top left no-repeat; margin-left:0; padding-left:10px;} 

ul li ul li ul li ul li { background: url(http://www.uow.edu.au/content/fragments/uowpagesetup/image/li.gif) top left no-repeat; margin-left:0; padding-left:10px;} 

.shade1 {background-color: #e9f1f4; padding: 5 5 5 5;}
.shade2 {background-color: #cedce1; padding: 5 5 5 5;}
.info {background-color: #cedce1;}
.list {padding: .5em .5em 0 0;}
.reftable a:hover {background: #ff0;}