How can I make rquest from Apache to Tomcat

[Jo�o Folha]

Hi there,   I want to make something like this: http://localhost/fun, if i do that i get this message on the browser: Can�t contact servlet runner at 127.0.01:6802   /fun is a web application inside tomcat, I know if i use http://localhost:8080/fun it works fine.   What i must do? I use tomcat3.2.2 with Apache on NT4.0, and mod_jk   regards   jfolha