DynaAction and validation

Hi,
I am trying to validate using the Validator frame work and try to avoid the ActionForm.
The page is not getting validated
Can You Help me out
Here is the code:
----------
"Customer.jsp"
<%@ page language="java" %>
<%@ taglib uri="/WEB-INF/struts-bean.tld" prefix="bean" %>
<%@ taglib uri="/WEB-INF/struts-html.tld" prefix="html" %>
<%@ taglib uri="/WEB-INF/struts-logic.tld" prefix="logic" %>

<head>
<title>Example of a standard Customer form</title>
</head>
<h1>Example of a standard Customer form</h1>
<body>
<html:form action="/addCustomer.do">
Last Name: <html:text property="lastName"/>
<html:errors property="lastName" /><br>
First Name: <html:text property="firstName"/>
<html:errors property="firstName" /><br>
Street Addr: <html:text property="street"/>
<html:errors property="street" /><br>
City: <html:text property="city"/>
<html:errors property="city" /><br>
State: <html:text property="state" maxlength="2" size="2" />
<html:errors property="state" /><br>
Postal Code: <html:text property="postalCode" maxlength="5" size="5" />
<html:errors property="postalCode" /><br>
Telephone: <html:text property="phone" maxlength="11" size="11" />
<html:errors property="phone" /><br>
<html:submit/>
</html:form>
</body>
-------------------------------------
"config.xml"
Plug-in in included
<form-beans>

<form-bean name="dynaCustomerForm"
type="org.apache.struts.validator.DynaValidatorForm">
<form-property name="lastName" type="java.lang.String"/>
<form-property name="firstName" type="java.lang.String"/>
<form-property name="street" type="java.lang.String" />
<form-property name="city" type="java.lang.String"/>
<form-property name="state" type="java.lang.String"/>
<form-property name="postalCode" type="java.lang.String"/>
<form-property name="phone" type="java.lang.String"/>
</form-bean>

</form-beans>
<action-mappings>
<action path="/addCustomer"
type="AddCustomerAction"
name="dynaCustomerForm"
scope="request"
input="/Customer.jsp">
<forward name="success" path="/addCustomerSucceeded.jsp"
redirect="false" />
</action>
</action-mappings>
----------------------------------------
"AddCustomerAction.java"
import org.apache.struts.action.*;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionForm;
import org.apache.struts.validator.DynaValidatorForm;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.ServletException;
import java.io.IOException;
public class AddCustomerAction extends Action {
public ActionForward execute(ActionMapping mapping,
ActionForm form,
HttpServletRequest request,
HttpServletResponse response)
throws ServletException, IOException{

DynaValidatorForm custForm =(DynaValidatorForm)form;

System.out.println("lastName = " + custForm.get("lastName"));
System.out.println("firstName = " + custForm.get("firstName"));
System.out.println("street = " + custForm.get("street"));
System.out.println("city = " + custForm.get("city"));
System.out.println("state = " + custForm.get("state"));
System.out.println("postalCode = "
+ custForm.get("postalCode"));
System.out.println("phone = " + custForm.get("phone"));
return mapping.findForward("success");

}
}
---------------------------------------
"Validation.xml"
<formset>
<form name=dynaCustomerForm >
<field
property="lastName"
depends="required" >
<arg0 key="dynaCustomerForm.lastName.label" />
</field>
<field
property="firsttName"
depends="required" >
<arg0 key="dynaCustomerForm.firstName.label" />
</field>
<field
property="street"
depends="required" >
<arg0 key="dynaCustomerForm.street.label" />
</field>

<field
property="city"
depends="required" >
<arg0 key=”dynaCustomerForm.city.label”/>
</field>
<field
property=”state”
depends=”required,mask”>
<arg0 key=”dynaCustomerForm.state.label”/>
<var>
<var-name>mask</var-name>
<var-value>${states}</var-value>
</var>
</field>
<field
property=”postalCode”
depends=”required,mask”>
<arg0 key=”dynaCustomerForm.postalCode.label”/>
<var>
<var-name>mask</var-name>
<var-value>${zip}</var-value>
</var>
</field>
<field
property=”phone”
depends=”required,mask ”>
<arg0 key=”dynaCustomerForm.workPhone.label ”/>
<var>
<var-name>mask</var-name>
<var-value>${phone}</var-value>
</var>
</field>
</form>
</formset>
-------------------------------------------------

Do you have the validator enabled in your struts-config.xml? The configuration looks similar to this:

yes, I have enabled the plug-in.
But even then I am unable to get the result