Mac OS does not open TopCoder Arena to open

Question

I\'m running Mac OX 10.7.4 with the latest version of Java. I wanted to access TopCoder\'s Competition Arena, so I downloaded the .jnlp and tried to open it. However, I keep get

Answer 1

Via Terminal:

javaws ContestAppletProd.jnlp

However, your security settings may warn you:

This application cannot be downloaded because Java has been disabled through the web. You can enable Java on this system using the Java Control Panel.

Therefore, you might have to, via Terminal:

sudo javaws ContestAppletProd.jnlp