1. A computer controlled interactive display system for displaying at least one parameter associated with a process including: means for sensing values representing the at least one parameter; memory for storing data representing said values; a graphic user interface (GUI) disposed on the display, said graphic user interface including a list of objects and associated icons wherein each object and associated icon are being related to a set of the data; means for overlaying at least one symbol on at least one of the associated icons; a user interactive device for selecting icons; and means responsive to at least one of the associated icons selected with the interactive device for generating at least one graph wherein the symbol overlaid on the icon is used to draw the graph.