jQuery表单验证插件下载地址：http://plugins.jquery.com/project/validate
直接上代码了
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" lang="GBK">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=GBK" />
<meta http-equiv="Content-Language" content="GBK" />
<title>测试页面</title>
<link type="text/css" rel="stylesheet" href="css/detailTable.css"/>
<link type="text/css" rel="stylesheet" href="css/validate.css"/>
<script type="text/javascript" src="js/jquery-1.5.1.min.js" charset="UTF-8"></script>
<script type="text/javascript" src="js/jquery.metadata.js" charset="UTF-8"></script>
<script type="text/javascript" src="js/jquery.validate.js" charset="UTF-8"></script>
<script type="text/javascript" src="js/messages_cn.js" charset="UTF-8"></script>
<script type="text/javascript">
$(function(){
$('#formTable').validate({
rules: { groupName: {minlength: 2, required: true},
groupDesc: {email: true, required: true}
},
messages: { groupName: {required: "必填", minlength: "最少两个字符" },
groupDesc: {required: "必填", email: "请输入正确email格式" }
},
errorElement: "em",
success: function(label) {
label.text(" ").addClass("success");
}
});
});
</script>
</head>
<body>
<form action="#" method="post" id="formTable">
<input type="hidden" name="groupId" value="<s:property value='multicastGroup.groupId'/>"/>
<table id="detailTable">
<caption>测试修改</caption>
<tbody>
<tr>
<th width="15%">名称</th>
<td colspan="3" width="85%">
<input type="text" name="groupName" id="groupName" size="50"/>
<span id="groupNameTip"></span>
</td>
</tr>
<tr>
<th width="15%">描述</th>
<td width="85%" colspan="3">
<textarea name="groupDesc" id="groupDesc"></textarea>
<span id="groupDescTip"></span>
</td>
</tr>
<tr>
<td width="100%" colspan="4" align="center">
<input type="submit" value="提交" class="controlButton"/>
<input type="button" value="取消" onclick="location.href='MulticastGroup.action'" class="controlButton"/>
</td>
</tr>
</tbody>
</table>
</form>
</body>
</html>
<html xmlns="http://www.w3.org/1999/xhtml" lang="GBK">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=GBK" />
<meta http-equiv="Content-Language" content="GBK" />
<title>测试页面</title>
<link type="text/css" rel="stylesheet" href="css/detailTable.css"/>
<link type="text/css" rel="stylesheet" href="css/validate.css"/>
<script type="text/javascript" src="js/jquery-1.5.1.min.js" charset="UTF-8"></script>
<script type="text/javascript" src="js/jquery.metadata.js" charset="UTF-8"></script>
<script type="text/javascript" src="js/jquery.validate.js" charset="UTF-8"></script>
<script type="text/javascript" src="js/messages_cn.js" charset="UTF-8"></script>
<script type="text/javascript">
$(function(){
$('#formTable').validate({
rules: { groupName: {minlength: 2, required: true},
groupDesc: {email: true, required: true}
},
messages: { groupName: {required: "必填", minlength: "最少两个字符" },
groupDesc: {required: "必填", email: "请输入正确email格式" }
},
errorElement: "em",
success: function(label) {
label.text(" ").addClass("success");
}
});
});
</script>
</head>
<body>
<form action="#" method="post" id="formTable">
<input type="hidden" name="groupId" value="<s:property value='multicastGroup.groupId'/>"/>
<table id="detailTable">
<caption>测试修改</caption>
<tbody>
<tr>
<th width="15%">名称</th>
<td colspan="3" width="85%">
<input type="text" name="groupName" id="groupName" size="50"/>
<span id="groupNameTip"></span>
</td>
</tr>
<tr>
<th width="15%">描述</th>
<td width="85%" colspan="3">
<textarea name="groupDesc" id="groupDesc"></textarea>
<span id="groupDescTip"></span>
</td>
</tr>
<tr>
<td width="100%" colspan="4" align="center">
<input type="submit" value="提交" class="controlButton"/>
<input type="button" value="取消" onclick="location.href='MulticastGroup.action'" class="controlButton"/>
</td>
</tr>
</tbody>
</table>
</form>
</body>
</html>