li.treeMenu_opened ul {
    display: block;
  }
  li.treeMenu_closed ul {
    display: none;
  }


 a:visited {
 text-decoration:none;
 font-weight:bold;
 color:#006600; }

 a:hover {
background-color:#228b22;
 text-decoration:none;
 font-weight:bold;
 color:white; }

 a:active {

background-color:#228b22;
 text-decoration:none;
 font-weight:bold;
 color:#c0c0c0; 
}

a{
 text-decoration:none;
 font-weight:bold;
 color:blue;  }