In order to run AMPT, you must have Java runtime 1.6 or higher.
Navigate to ampt.sourceforge.net and click on the link to Launch AMPT. Java Web Start will start the download of AMPT, and launch the application.
Navigate to ampt.sourceforge.net and click on the link to Download AMPT. Choose a location to download the jar file to. To run the jar file, you need to navigate to the location you downloaded the jar to, and double-click on the jar file. Alternatively, to run from the command prompt, you can run AMPT by using the command java -jar AMPT.jar.
To quit AMPT, you can either click on the 'X' on the top right corner of the application, or you can click on the file menu, and choose the exit option.