点击提交时，不会呈现任何内容。我想因为我拥有的所有<div>标签。我错过了一些<h:form>代码吗？我是否必须为每个div标签提供<h:form>标签？
<f:view>
<body>
<h:form id="mainform" onkeypress="enterForm()">
<div id="header">
<center>
<h1><span id="lblPageTitle" class="PrimaryTitle">Question</span><span class="gray">Administration</span></h1>
<hr id="titlehr"></hr>
</center>
</div>
<div id="menu">
<ul>
<li id="current"><a href="index.html">Home</a></li>
<li><a href="index.html">Archives</a></li>
<li><a href="index.html">Downloads</a></li>
<li><a href="index.html">Services</a></li>
<li><a href="index.html">Support</a></li>
<li><a href="index.html">About</a></li>
</ul>
</div>
<div id="content-wrap">
<div id="sidebar" align="left">
<h1>Sidebar Menu</h1>
<div class="left-box">
<ul class="sidemenu">
<li><a href="AddQuestion.jsp">Add Question</a></li>
<li><a href="ModiftQuestion.jsp">Modify Question</a></li>
<li><a href="RemoveQuestion.jsp">Remove Question</a></li>
</ul>
</div>
</div>
<table border="0" width="100%" cellpadding="0" cellspacing="0">
<tr>
<td colspan="2">
<table>
<tr>
<td align="right" valign="baseline" width="200"><h:outputLabel
for="name" value="First Name:" /></td>
<td align="left" valign="baseline"><h:inputText id="name"
value="#{addQuestionBean.fname }" >
</h:inputText>
</td>
</tr>
<tr>
<td align="right" valign="baseline" width="200"><h:outputLabel
for="lname" value="Last Name:" /></td>
<td align="left" valign="baseline"><h:inputText id="lname"
value="#{addQuestionBean.lname }" >
</h:inputText>
</td>
</tr>
<tr>
<td align="right" valign="baseline" width="200"><h:outputLabel
for="ssn" value="Social Security:" /></td>
<td align="left" valign="baseline"><h:inputText id="ssn"
value="#{addQuestionBean.ssn }" >
</h:inputText>
</td>
</tr>
<tr>
<td align="right" valign="baseline" width="200"><h:outputLabel
for="mail" value="Email:" /></td>
<td align="left" valign="baseline">
<h:inputText id="mail" value="#{addQuestionBean.email}" required="true">
<f:validator validatorId="emailValidator" />
</h:inputText>
</td>
</tr>
</table>
<br>
</td>
</tr>
</table>
</div>
<br>
<TABLE width="100%">
<tbody>
<tr>
<td align="center"><center><h:commandButton type="submit" id="SUBMIT"
value="SUBMIT" styleClass="commandButton"
action="#{addQuestionBean.doSubmit }">
</h:commandButton> <h:commandButton id="CANCEL" value="CANCEL"
action="#{addQuestionBean.doCancel }" type="submit">
</h:commandButton></center></td>
</tr>
</tbody>
</TABLE>
</h:form>
<center><b><jsp:include page="footer.jsp" flush="true"></jsp:include></b></center>
</body>
</f:view>