ow to create EJB in eclipse and deploy in tomcat EJB ?

Hi All,
Although i know the concept of EJB , but I have never got a chance to work in EJB . So could u please tell me how to create EJB Project in eclipse and deploy it in tomcat AND/OR creating a web project in eclipse adding EJB in this web project ant deploying in tomcat.

Thanks and Regards
Arat Kumar Rana