Setting colors in Survo: 1 = COLORS specification in GPLOT 2 = SHADING specification in PLOT and GPLOT 3 = PEN specification in PLOT and GPLOT 4 = LINETYPE specification in PLOT and GPLOT 5 = PALETTE specification in GPLOT 6 = COLORCH specification in PLOT and GPLOT 7 = Setting colors in PostScript plotting/printing 8 = Displaying shadow colors in the edit field 9 = Shadow characters and colors in the edit field A = F5 key B = /COLORMAT for variably shaded background pictures