Résumé
In most direct manipulation human computer interfaces, users spend a lot of time in transitions. Transitions are of various kinds. Moving the pointer from one window application to the taskbar or to another window application can be considered as a transition. Because of the very nature of many GUI components (such as toolbars, pull-down menus or else) many of such transitions cannot be avoided without reconsidering the interaction styles. Our purpose in this work is to provide ways of accelerating such transitions