.folder { background: url(/images/active_scaffold_tree/folder-closed.gif)  no-repeat; float: left; height: 14px; width: 26px; padding-right: 3px }
.doc { background: url(/images/active_scaffold_tree/file.gif) no-repeat; float: left; height: 14px; width: 12px; padding-right: 3px; margin-left: 12px;}