try:
<head>
<title>jquery validate</title>
<script src="../../Scripts/jquery-1.4.4.js" type="text/javascript"></script>
<script src="../../Scripts/jquery.validate.js" type="text/javascript"></script>
<script type="text/javascript">
$(function () {
$("#userform").validate({
rules: {
FirstName: { required: true, maxlength: 64 },
LastName: { required: true, maxlength: 64 },
Email: { maxlength: 32,email:true, }
}
});
});
</script>
</head>
<body>
<form id="userform" action="Home/Index" method="post">
<div>
<label for="FirstName">
First name</label></div>
<div>
<input id="FirstName" name="FirstName" type="text" /></div>
<div>
<label for="LastName">
Last name</label></div>
<div>
<input id="LastName" name="LastName" type="text" /></div>
<div>
<label for="Email">
Email</label></div>
<div>
<input id="Email" name="Email" type="text" /></div>
<div>
<input type="submit" value="Create" /></div>
</form>
</body>