multi struts config

<servlet>                           

　　<init-param>                                       

　　　　<param-name> config </param-name>

                    <param-value> /WEB-INF/struts-config.xml,/WEB-INF/struts-config-users.xml,/WEB-INF/struts-config-admin.xml </param-value>  

     </init-param>   

</servlet>