To install, download the RnallViewer_Installer.jar from our website. You need to install Java 1.5 or later version (download site) and Java3D (download site) in order to run RnallViewer installer. Then RnallViewer_Installer.jar will guide you through the installation process. Sun releases periodic updates which you can look for here; the included installers may not be the latest. Periodic updates of RnallViewer and these third-party software packages may require you to download more recent versions. Links have been provided above.
Attention: During the download, you should save it as a jar file. Many computers automatically save it as a zip file. Be aware and avoid this.