Method and apparatus for accessing related computer objects (Jan 2, 2007) System and method for connecting pending and preset telephone calls to facilitate transitioning to a phone call (Sep 12, 2006) Method and apparatus for providing multi-level access control in a shared computer window (Aug 23, 2005) System and method for providing spatially distributed device interaction (Sep 14, 2004) Mechanism for reciprocal awareness of intent to initiate and end interaction among remote users (May 4, 2004) Lightweight indicator of divergence of views for collaboratively shared user interface elements (Feb 3, 2004)