On Oct 20, 2012, at 3:03 PM, YAddo wrote: > Thanks Jim and Rui. > > My apologies, i did not give enough info on my plot. Nor do you even now. Offer a data example. > > I am using : plot(x,y) for a line plot. I want to center the labels on the > x-axis for each tick. Code. We want code. -- David Winsemius, MD Alameda, CA, USA