Передача параметров из JSP в JS

<form:form action="/persons/add" method="post" modelAttribute="person" 
           onsubmit="return checkFields(name.value);"> 
    <form:input path="firstName" title="name"/> 
    <form:input path="lastName" /> 
    <form:input path="phoneNumber" /> 
    <form:input path="address" /> 
    <form:input path="email" /> 
    <input type="submit" value="Save"/> 
</form:form>