This invention provides graphical user interface mechanisms for grouping and viewing data elements in a manner analogous to the way in which their physical world counterparts would interact. A system is provided by which users manipulate a pointing device (e.g., mouse, trackball, or touch screen monitor)...http://www.google.de/patents/US6208344?utm_source=gb-gplus-sharePatent US6208344 - System and process for manipulating and viewing hierarchical iconic containers
