anchor.diff:  
   .icon-basket { display:block; height: 22px; padding-left: 18px; padding-top: 2px; background: transparent url(icons/treeview/basket.jpg) no-repeat -1px 0px; } 
   .icon-tovalidate { display:block; height: 19px; padding-left: 18px; padding-top: 3px; background: transparent url(<%=m_context%>/util/icons/ok_alpha.gif) no-repeat 0px 2px;}
  +
  +.invisibleTopic {
  +	color: #BBB;
  +	cursor: pointer;
  +	margin-left: 2px;
  +}
   </style>
   
   <script language="JavaScript1.2">
  
positive.code:                         //node's label is only editable if user is admin on parent node
                      	tempNode.editable = true;
                      }
                  }
                  if (m.level == "2")
                  {
  
negative.code: 					if (data == "ok")
  					{
  						oCurrentTextNode.data.status = newStatus;
  						
  						//changing label style according to topic's new status
  						if (newStatus == "Invisible") {
  							oCurrentTextNode.labelStyle = "invisibleTopic";
  						} else {
  							oCurrentTextNode.labelStyle = "ygtvlabel";
  						}
  						oTreeView.draw();
  					}
  					else
  					{
  