<?xml version="1.0" encoding="GBK"?>
<!DOCTYPE struts PUBLIC
        "-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
        "http://struts.apache.org/dtds/struts-2.0.dtd">
<struts>
    <constant name="struts.custom.i18n.resources" value="messageResource"/>
    <constant name="struts.i18n.encoding" value="UTF-8"/>
    
    <package name="struts" extends="struts-default">
        <action name="selectcomplaints" class="com.helphand.action.SelectComplaints">
        <result name="success">queryshow.jsp</result>
        <result name="input">queryshow.jsp</result>
        </action>
    
    </package>
</struts>

<form action="selectcomplaints.action" method="post" target="mainFrame">
....
</form>