Download the caGrid 1.3 Installer. The downloaded installer should be contained in the file caGrid-installer-1.3.zip. Unzip the file caGrid-installer-1.3.zip. This creates the directory caGrid-installer-1.3. This documentation refers to this directory as CAGRID_INSTALLER_LOCATION. From a command prompt, launch the installer using the following command: > cd *CAGRID_INSTALLER_LOCATION* > java -jar caGrid-installer-1.3.jar Select the I agree to this license checkbox and then click  Next. Select the Install/Configure caGrid Software checkbox and then click  Next. The installer detects whether or not you have already installed Ant. It installs or reinstalls it, depending on your installation status. In either case, you must specify the location where you want to install Ant. The installer detects whether or not you have already installed Globus. It installs or reinstalls it, depending on your installation status. In either case, you must specify the location where you want to install Globus. The installer asks you for a location on your local file system to install caGrid. Specify a location to install caGrid and click  Next. To select a file location that is not in the User's Home directory, Click the Look In: drop down list and select a new starting location. The installer displays a list of tasks that the installer will perform. Click  Next to begin the installation process. At this time the installer downloads, builds, and installs several components. This process takes several minutes. Once the installer has completed installing all the components, click  Next. The installer prompts you to specify which Grid you want to configure your installation to use. The installer supports configuring caGrid to work out of the box with many community Grid environments. For testing and development purposes, we recommend selecting the Training Grid. If you do not want to configure caGrid to work with an existing Grid you may select that as well. The installer can also be modified to support additional Grids. The installer shows a summary of the tasks to be completed. Click  Next to configure caGrid to use the selected target Grids. This process takes several minutes. Once the installer has finished configuring caGrid to use the target Grid, click  Next.  The final screen reminds you to set your ANT_HOME and GLOBUS_LOCATION environment variables. Set these variables immediatley and click  Finish. Congratulations! You have successfully installed caGrid.