anchor.diff:                  document.getElementById('estado').disabled = false;
               }
           </script>
  -
   
       </head>
   
  
positive.code:                             <a href="javascript:;" data-toggle="collapse" data-target="#emp"><i class="fa fa-fw fa-home"></i> Empresa <i class="fa fa-fw fa-caret-down"></i></a>
                              <ul id="emp" class="collapse">
                                  <li>
                                      <a href="empresa.jsp">Cadastro</a>
                                  </li>
                                  <li>
                                      <a href="buscarEmpresa.jsp">Buscar</a>
                                  </li>
                              </ul>
                          </li>
  
negative.code:                                                                                     
                              <div class="form-group">
                                <label>Insc. Estadual</label>
                                <input  class="form-control" name="ieBusca" id="ins_estad" value="${listaEmpresa.ie}"disabled="">
                            </div>
                              <div class="form-group">
                                <label>Telefone Fixo</label>
                                <input class="form-control" name="telefoneBusca" id="tel" value="${listaEmpresa.telefone}"disabled="">
                            </div>
                              <div class="form-group">
                                <label>Endereço</label>
  