Hello , In Jboss5.1 As , I wrote a jsp file . following : <%@ page contentType="text/html; charset=utf-8" language="java" %> <%@ taglib prefix="fmt" uri="http://java.sun.com/jsp/jstl/fmt" %> <%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> ExtTop - Desktop Sample App11111111 <script language="JavaScript" src="<c:url value='/common/scripts/plug-in/jquery/jquery-1.3.js'/>"> nnnnnnnnnnnnnn Then , When I view the file in the browser , I get that as following: <meta content="text/html; charset=utf-8" http-equiv="Content-Type"/> ExtTop - Desktop Sample App11111111 <meta content="text/html; charset=utf-8" http-equiv="Content-Type"/> ExtTop - Desktop Sample App11111111 nnnnnnnnnnnnnn nnnnnnnnnnnnnn , "nnnnnnnnnnnnnn" have been created repeat . Adding that , In 'WEB-INF/web.xml ' , I config sevlet as 2.4 View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4256059#... Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&a...