一个及其间单的页面JSF不跳转，请大家看看


//web.xml<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.4" xmlns="http://java.sun.com/xml/ns/j2ee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd">
    <servlet>
        <servlet-name>Faces Servlet</servlet-name>
        <servlet-class>javax.faces.webapp.FacesServlet</servlet-class>
        <load-on-startup>1</load-on-startup>
        </servlet>
    <servlet-mapping>
        <servlet-name>Faces Servlet</servlet-name>
        <url-pattern>/faces/*</url-pattern>
    </servlet-mapping>    <welcome-file-list>
<welcome-file>
            index.jsp
        </welcome-file>
    </welcome-file-list>
</web-app>
//faces-config.xml<?xml version='1.0' encoding='UTF-8'?>
<!DOCTYPE faces-config PUBLIC
  "-//Sun Microsystems, Inc.//DTD JavaServer Faces Config 1.1//EN"
  "http://java.sun.com/dtd/web-facesconfig_1_1.dtd"><faces-config>    
    <navigation-rule>
        <from-view-id>/index.jsp</from-view-id>
        <navigation-case>
            <from-outcome>login</from-outcome>
            <to-view-id>/welcome.jsp</to-view-id>
        </navigation-case>
    </navigation-rule>    
    <managed-bean>
        <managed-bean-name>InfoBean</managed-bean-name>
        <managed-bean-class>mybean.InfoBean</managed-bean-class>
        <managed-bean-scope>session</managed-bean-scope>
    </managed-bean>    
</faces-config>
//index.jsp<%@taglib uri="http://java.sun.com/jsf/core" prefix="f" %>
<%@taglib uri="http://java.sun.com/jsf/html" prefix="h" %>
<%@page pageEncoding="UTF-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
   "http://www.w3.org/TR/html4/loose.dtd">
<html>
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
        <title>JSF Page</title>
    </head>
    <body>    
    <f:view>
        <h:form>
            Text      
           <h:commandButton value="ok" action="login"/>
        </h:form>    
    </f:view>       
    </body>
</html>
//welcome.jsp<%@page pageEncoding="UTF-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
   "http://www.w3.org/TR/html4/loose.dtd">
<html>
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
        <title>Welcome Page</title>
    </head>
    <body>
welcome page  
    </body>
</html>从浏览器访问 http://localhost:8080/project/faces/
访问到了地index.jsp页面，点击了页面的OK按钮页面有了刷新动作，按faces-config.xml文件的配置，本该“跳转”到welcome.jsp页面，可却没跳转。
工程里本来应有Bean的（其实也有），可我连Bean这步都没用了，但还是有问题，请大家看看，以后也给有同样问题的朋友一个参考。
谢谢。