改 C:\Tomcat 5.0\conf\server.xml  文件！

 <Server port="8005" shutdown="SHUTDOWN" debug="0">
 
  <Listener className="org.apache.catalina.mbeans.ServerLifecycleListener"
            debug="0"/>
  <Listener className="org.apache.catalina.mbeans.GlobalResourcesLifecycleListener"
            debug="0"/>

  <!-- Global JNDI resources -->
  <GlobalNamingResources>

    <!-- Test entry for demonstration purposes -->
    <Environment name="simpleValue" type="java.lang.Integer" value="30"/>

    <!-- Editable user database that can also be used by
         UserDatabaseRealm to authenticate users -->
    <Resource name="UserDatabase" auth="Container"
              type="org.apache.catalina.UserDatabase"
       description="User database that can be updated and saved">
    </Resource>
    <ResourceParams
                    name="UserDatabase">
      <parameter>
        <name>factory</name>
        <value>org.apache.catalina.users.MemoryUserDatabaseFactory</value>
      </parameter>
      <parameter>
        <name>pathname</name>
        <value>conf/tomcat-users.xml</value>
      </parameter>
    </ResourceParams>

  </GlobalNamingResources>
 
  <Service name="Catalina">
<!-- 这里的端口号 把 8080 改成你需要的端口号就可以了-->
      <Connector port="8080"             
               maxThreads="150" minSpareThreads="25" maxSpareThreads="75"
               enableLookups="false" redirectPort="8443" acceptCount="100"
               debug="0" connectionTimeout="20000"
               disableUploadTimeout="true" />
         <Connector port="8009"
               enableLookups="false" redirectPort="8443" debug="0"
               protocol="AJP/1.3" />

         <Engine name="Catalina" defaultHost="localhost" debug="0">

     
      <Logger className="org.apache.catalina.logger.FileLogger"
              prefix="catalina_log." suffix=".txt"
              timestamp="true"/>

    
      <Realm className="org.apache.catalina.realm.UserDatabaseRealm"
                 debug="0" resourceName="UserDatabase"/>

       <Host name="localhost" debug="0" appBase="webapps"
            unpackWARs="true" autoDeploy="true"
            xmlValidation="false" xmlNamespaceAware="false">
           
            <!-- 在这里配置 虚拟目录 PATH是告诉浏览器要访问的路径 dobase是你文件夹的物理路径   http://localhost:8080/beyond/firster2.jsp 访问的就是d:/jsp/firster2.jsp文件-->
            <Context path="/beyond" docBase="D:/jsp" debug="1" reloadable="true" ></Context>

        
        <Logger className="org.apache.catalina.logger.FileLogger"
                directory="logs"  prefix="localhost_log." suffix=".txt"
                timestamp="true"/>

      </Host>

    </Engine>

  </Service>

</Server>