written by A. Ernst (aernst@ari.uni-heidelberg.de, August 10, 2005) 1. * Download the tool "mpeg_encode" (the download area is here) from the UC Berkeley and install it on your machine. Some minor patches in the source code may be necessary! 2. * Run nbody6 and xnbody. Wait until the online visualisation starts. Select Tools->Animation from the menu. In the Output window, choose a directory, the prefix "try" and the file format "jpeg". In the Record window, choose a frequency (for instance, "30000") and push the start button. Now the program will start producing jpeg files (one every 30 seconds) starting with "try0000.JPEG". Wait until there are enough jpeg files for a movie. 3. * Copy the binary file "mpeg_encode" into the directory with your jpeg files. This tool requires the pic