I checked up your room and everything works fine.
Just like GodSquad said, you have to accept the trust popup. If you don’t get it anymore, you have to delete your cookies and temporary internetfiles and reboot, then it’ll have to work yes.
But if it’s the JAVA question, just download it from http://www.java.com and you don’t have to uninstall it first
But you don’t have to reinstall your internet explorer!