. . . . "ation of a proactive user interface system according to the present invention; FIG. 4 is a block diagram of an exemplary implementation of the adaptive system according to the present invention; FIGS. 5A and 5B are a block diagram and a sequence diagram, respectively, of an exemplary application management system according to the present invention; FIGS. 6A and 6B show an exemplary infrastructure" . .