This week's book giveaway is in the OCPJP forum. We're giving away four copies of OCA/OCP Java SE 7 Programmer I & II Study Guide and have Kathy Sierra & Bert Bates on-line! See this thread for details.
It's typically java:xxx/name or java:env/xxx/name.
Can you please verify the jndi name in console after starting your jboss: http://localhost:8080/?
you can refer this thread for jndi naming conventions in jboss.
If you are not laughing at yourself, then you just didn't get the joke.