12. The method of claim 11, wherein said third display means further comprises means for displaying each icon for said plurality of parameters in a tree structure, wherein each icon in said tree structure has a graphic connection to said icon representing said object.
12. The method of claim 11, wherein said third display means further comprises means for displaying each icon for said plurality of parameters in a tree structure, wherein each icon in said tree structure has a graphic connection to said icon representing said object. 15. The method of claim 12, wherein said third display means comprises means for displaying variable as a selection for said parameter within said list of selections.