designer.colors( n=256, col= c("darkgreen", "white", "darkred"), x= seq(0,1,, length(col)) ,alpha=1.0)color.scale( z, col=tim.colors(256), zlim =NULL,
designer.colors( n=256, col= c("darkgreen", "white", "darkred"), x= seq(0,1,, length(col)) ,alpha=1.0)color.scale( z, col=tim.colors(256), zlim =NULL,