On May 2, 2011, at 2:48 AM, Kang Min wrote: > Hi all, > > Is there an argument in the axis() function to change the colour of > the tick labels? I only found col.ticks, and col.lab, but they're not > doing what I want. You just need to read a bit further down in the help page for `axis`. -- David Winsemius, MD Heritage Laboratories West Hartford, CT