if(id==null)
            { 
             
                layer="1";
              selSQL="select * from ORGAN where PARENTORGANCODE ='00000000'";
           }
            else{
            selSQL="select * from ORGAN where PARENTORGANCODE="+id;          
           }
            Connection conn=DbManager.getConnection();
            PreparedStatement stam=conn.prepareStatement(selSQL);
            ResultSet rs=stam.executeQuery();
            while(rs.next()){
                treeid=rs.getString("ORGANCODE");
                name=rs.getString("ORGANNAME");
              //  toPage=request.getContextPath()+"/skeleton/organization.do?todo=contentTreeAction&treeid="+treeid;
                toPage="javascript:void(0);";
               // para=layer+"&"+organcode;      
                returnStr+=name+"■△▲"+toPage+"■△▲"+treeid+"§№☆";
            }
//          System.out.println("11="+returnStr);
            returnStr=returnStr.equals("")?"":returnStr.substring(0,returnStr.length()-3);
                if (layer==null||layer.equals("1")){
                //转发到列表完成页面
                request.setAttribute("tree",returnStr);
                return mapping.findForward("showAjaxOrgTree");
            }else{
                try {
                    response.getWriter().print(returnStr);
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
                return null;
            }