Linux
The machines at the Fermilab computer training center were preinstalled with Scientific Linux Fermi (SLF) 6.3 (32 Bit). First get the netbeans java jdk bundle from below.
http://www.oracle.com/technetwork/java/javase/downloads/jdk-netbeans-jsp-142931.html
make the installation script executable and execute it (check the Preferences of your Browser to find out where the file is downloaded):
chmod +x /[path to your Download area]/Downloads/jdk-6u38-nb-7_2_1-linux-i586-ml.sh
/[path to your Download area]//Downloads/jdk-6u38-nb-7_2_1-linux-i586-ml.sh
Select Tools-> Plugins->Available Plugins
then select CVS -> install and accept the licence agreement and click finish
Then to install the lcsim framework
select Team->CVS->Checkout