ul.topic-menu {
  position: relative;
  list-style: none;
  padding-left: 0;
}

/*ul.topic-menu ul{
  padding-left: 14px;
}*/

ul.topic-menu li {
  margin-top: 0.5ex;
  padding-left: 22px;
}

ul.topic-menu {
  padding-left: 0;
}

/*ul.topic-menu ul {
  margin-left: -22px;
}*/

ul.topic-menu li::before {
  position: absolute;
  left: 0;
  top: 0;
  content: url('../img/page.gif');
}

ul.topic-menu li.parent::before {
  content: url('../img/folder.gif');
}

ul.topic-menu li.popup::before {
  content: url('../img/folder_alt.png');
}

ul.topic-menu li.parent.open::before {
  content: url('../img/folderopen.gif');
}