[R-sig-Geo] how to move a legend?

Hello, I would like to know how i can move a color scale, now vertical and on the right of the plot, to a horizontal one at the bottom. i am using filled.contour(). thanks Marie ___ R-sig-Geo mailing list R-sig-Geo@stat.math.ethz.ch https://stat.ethz.ch

[R-sig-Geo] non symetric color scale

I would like to create a color scale covering values from -0.032 to 0.0025 with a neutral color (say grey or white) at 0. I tried to use designer.colors but i understand that the values have to be between 0 and 1. is there any simple mean to use either this function or another to get what i am l