anchor.diff:                  maxlength="2"
                   min="1"
                   max="31"
  -                title="<fmt:message key="editcategory.day.tooltip"/>"
  -                placeholder="<fmt:message key="editcategory.day.default"/>"
  +                title="<fmt:message key="editexpense.day.tooltip"/>"
  +                placeholder="<fmt:message key="editexpense.day.default"/>"
                   value="<c:out value="${requestScope.expense.getDay().get(5)}"/>"
                   required="required" >
  -            <label class="w3-label"><fmt:message key="editcategory.day.label"/></label>
  +            <label class="w3-label"><fmt:message key="editexpense.day.label"/></label>
           </div><div class="w3-third">
               <input class="w3-input w3-border w3-round-large"
                   type="number"
  
positive.code:                 maxlength="4"
                  min="2000"
                  max="2100"
                  title="<fmt:message key="editcategory.year.tooltip"/>"
                  placeholder="<fmt:message key="editcategory.year.default"/>"
                  value="<c:out value="${requestScope.expense.getDay().get(1)}"/>"
                  required="required">
              <label class="w3-label" for="year"><fmt:message key="editcategory.year.label"/></label>
          </div>
      </div>
  </div><div class="w3-panel">
      <div class="w3-row-padding"><div class="w3-col s12">
      <select class="w3-input w3-border w3-round-large"
          name="category"
          title="<fmt:message key="editcategory.category.tooltip"/>"
          required="required"
          autofocus>
          <c:forEach items="${requestScope.categories}" var="singlecategory">
              <option value="${singlecategory.id}" ${singlecategory.id eq requestScope.expense.categoryId ? 'selected' : ''}><c:out value="${singlecategory.name}"/></option>
          </c:forEach>
      </select>
      <label class="w3-label" for="category"><fmt:message key="editcategory.category.label"/></label>
      </div></div>
  </div><div class="w3-panel">
      <div class="w3-row-padding">
  
negative.code: <jsp:include page="header.jsp"/>
  
  <div class="w3-container">
      <h3><fmt:message key="editexpense.title"/></h3>
  </div>
  
  <form action="editexpense.jsp" method="post">
  