anchor.diff:                  <input type="submit" value="<spring:message code="label.back"/>"/>
               </form:form>
           </td>
  -        <sec:authorize access="isAuthenticated()">
  +        <sec:authorize access="hasAnyRole('ROLE_USER', 'ROLE_ADMIN')">
               <td>
                   <form:form action="${pageContext.request.contextPath}/branch/${branchId}/topic/${topicId}/answer.html"
                              method="GET">
  
positive.code:                         </td>
                      </c:otherwise>
                  </c:choose>
              <%--</c:if>--%>
          </tr>
      </c:forEach>
  </table>
  
negative.code: <head></head>
  <body>
  <table border="1" width="100%">
  
      <h2>
          <spring:message code="label.topic"/>
  