This question, which is more of configuration and deployment rather than EJB3, are better answered in our Installation, Configuration & Deployment forum here http://www.jboss.com/index.html?module=bb&op=viewforum&f=61. Henceforth, please post the questions there :-)
How to deploy EAR and WAR in JBOSS?
All you have to do is place the application in %JBOSS_HOME%/server/< serverName>/deploy folder and start the server.
If you have more related questions, please open a new thread in the forum that i pointed you to.