JBoss EJB3 Plugin is not installed in jboss-5.1.0.GA

Not able to install the JBoss EJB3 Plugin in Jboss 5, it shows the below error message.
i tried with below steps,

java -jar jboss-osgi-installer-1.1.0.jar %JBOSS_HOME%
java -jar jboss-osgi-installer-1.1.0.jar $JBOSS_HOME
java -jar jboss-osgi-installer-1.1.0.jar F:/jboss-5.1.0.GA

Error message:

C:\Users\admin\Downloads>java -jar jboss-osgi-installer-1.1.0.jar $JBOSS_HOME

• ERROR -
  java.io.FileNotFoundException: $JBOSS_HOME (The system cannot find the file specified)
  java.io.FileNotFoundException: $JBOSS_HOME (The system cannot find the file specified)
  at java.io.FileInputStream.open(Native Method)
  at java.io.FileInputStream.<init>(Unknown Source)
  at com.izforge.izpack.installer.AutomatedInstaller.getXMLData(Unknown Source)
  at com.izforge.izpack.installer.AutomatedInstaller.<init>(Unknown Source)
  at com.izforge.izpack.installer.Installer.main(Unknown Source)

or

C:\Users\admin\Downloads>java -jar jboss-osgi-installer-1.1.0.jar %JBOSS_HOME%

• ERROR -
  java.io.FileNotFoundException: F:\BancTec\eFPTest\jboss-5.1.0.GA (Access is denied)
  java.io.FileNotFoundException: F:\BancTec\eFPTest\jboss-5.1.0.GA (Access is denied)
  at java.io.FileInputStream.open(Native Method)
  at java.io.FileInputStream.<init>(Unknown Source)
  at com.izforge.izpack.installer.AutomatedInstaller.getXMLData(Unknown Source)
  at com.izforge.izpack.installer.AutomatedInstaller.<init>(Unknown Source)
  at com.izforge.izpack.installer.Installer.main(Unknown Source)

C:\Users\admin\Downloads>

how to inmplement EJB3 plug-in in Jboss 5